ZyXEL Communications P-870HW-51a v2 manuale d’uso

www .zyxel.com www .zyxel.com P-870HW -51a v2 802.1 1bg Wireless VDSL2 4 port gateway Copyright © 2009 ZyXEL Communications Corporation Firmware V ersion 1.0 Edition 1, 1/2009 Default Login Details IP Address http://192.168.1.1 User Name 1234 Pa ss wo rd 12 34[...]

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About This User's Guide P-870HW-51a v2 User’s Guide 3 About This User's Guide Intended Audience This manual is intended for people who w ant to configure the Z yXEL Device using the web configur ator . Y ou should hav e at least a basic knowledge of T CP/IP networking concepts and topology . Related Document ation •Q u i c k S t a r t[...]

About This User's Guide P-870HW-51a v2 User ’s Guide 4 Customer Support In the event of probl ems that cannot be solved by using t his manua l, you s hould contact your vendor . If y ou canno t cont act your vendor , then contact a Z y XEL office for the region in wh ic h you bou g ht the device. See htt p :/ /w ww.zyx el.com/ web/contact_us[...]

Document Conventions P-870HW-51a v2 User’s Guide 5 Document Conventions W arnings and Notes These are how warnings and notes are shown in this User’ s Guide. W arnings tell you about things that could harm you or your device. Note: Notes tell you other import ant informat ion (for e xample, other things you may need to configure or help ful tip[...]

Document Conventions P-870HW-51a v2 User ’s Guide 6 Icons Used in Figures Figures in this User’s Guide may use the followi n g generic icons. The Z yXEL Device icon is not an exact represent ation of your device. ZyX E L D e v i c e Computer Notebook computer Server DSLAM Firewa ll Te l e p h o n e Swi tch Ro u te r[...]

Safety Warnings P-870HW-51a v2 User’s Guide 7 Safety Warnings • Do NO T use this product near water , for ex am ple, in a wet basement or near a swim ming pool. • Do NO T expose your device to dampness, dust or corrosive liquids. • Do NO T store things on the device. • Do NOT install, use, or service this device during a thunderstorm. The[...]

Safety Warnings P-870HW-51a v2 User ’s Guide 8[...]

New Template User’s Guide 9 Introduction .......................................... ..................................................... ................... .......... 17 Introducing the ZyXEL Device ............... ................ ................ ............. ................ ................ ...... .1 9 T utorials ............. ............[...]

New Template User’s Guide 10[...]

Table of Contents P-870HW-51a v2 User’s Guide 11 Table of Contents About This User's Guide ................................ ..................................................... ................... .. 3 Document Conventions.................................................................. ......................................... .5 Safety W[...]

Table of Contents P-870HW-51a v2 User ’s Guide 12 3.2.3 S tatus Bar ..... ... .... ... ... ... .... ... ............. ... ... ... ............. .... ... ... ............. ... ... .... ............ .. ..... 38 Chapter 4 St atus Screens ................................................................................ ................................[...]

Table of Contents P-870HW-51a v2 User’s Guide 13 7.1.1 What Y ou Can Do in this Chapter ............. ................. ................ ................ ............. ... 79 7.2 What Y ou Need to Know .. ... ... ............. ... .... ... ... ... .... ... ............. ... ... ... .... ... ... ... .... ............ .... .. .8 0 7.3 Before Y ou B[...]

Table of Contents P-870HW-51a v2 User ’s Guide 14 Chapter 10 St atic Route ........................................... ..................................................... ................... ........ 125 10.1 Overview ........ ................ ............. ................ ................ ............. ................ ............ ......... [...]

Table of Contents P-870HW-51a v2 User’s Guide 15 Part V : Maintenance, T roubleshooting and Sp ecifications .............. 163 Chapter 15 System Settings ......................... ................................................................ ....................... .... 165 15.1 Overview ........... ................ ............. .............[...]

Table of Contents P-870HW-51a v2 User ’s Guide 16 Appendix C IP Addresses and Subnetting ..................................................................... ...... 235 Appendix D Wireless LANs ............................................................................................ ...... 247 Appendix E Common Services ......................[...]

17 P ART I Introduction Introducing the Z yXEL Device (19) Tu t o r i a l s ( 2 5 ) Introducing the W e b Configurator (35) Status Screens (39)[...]

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P-870HW-51a v2 User’s Guide 19 C HAPTER 1 Introducing the ZyXEL Device This chapter introduces the main applicat ions and features of the Z yXEL Device. It also introduces the wa ys you can manage the Z yXEL Device. 1.1 Overview The P-870HW- 51a v2 is a VDSL2 gateway that allows s uper-fast, secure Internet access over analog (PO TS) telephone li[...]

Chapter 1 Introducing the ZyXEL Device P-870HW-51a v2 User ’s Guide 20 1.3 Good Habit s for Ma naging the ZyXEL Device Do the following things regularly t o make the Z yXEL Device mo re secure and to manage the Z yXEL Device mo re effectiv el y . • Change the password. Use a password that’ s not easy to guess and that consists of different ty[...]

Chapter 1 Introducing the ZyXEL Device P-870HW-51a v2 User’s Guide 21 1.5 LEDs (Light s) The following gr aphic displays the l abels of the LEDs. Figure 2 LEDs on the T op of the Device None of the LEDs are on if the Z y XEL Device is not receiving power . T able 1 LED Descriptions LED COLO R ST A TUS DESCRIPTION POWER Green On The Z yXEL Device [...]

Chapter 1 Introducing the ZyXEL Device P-870HW-51a v2 User ’s Guide 22 Refer to the Quick Start Guid e for in formation on hardware connections. 1.6 The RESET Button If you forget your password or cannot acces s the web configurator , you will need to use the RE SET button at the back of the device to reload the factory -default configurati on fi[...]

Chapter 1 Introducing the ZyXEL Device P-870HW-51a v2 User’s Guide 23 1.7 The WPS WLAN Button Y ou can use the WPS WLAN ON/OFF button ( ) on the top of the device to turn the wireless LAN off or on. Y ou can al so use it to activate WPS in order to quickly set up a wireless network with strong security . 1.7.1 T urn the Wireless LAN Off or On 1 M[...]

Chapter 1 Introducing the ZyXEL Device P-870HW-51a v2 User ’s Guide 24[...]

P-870HW-51a v2 User’s Guide 25 C HAPTER 2 Tutorials This chapter describes how to set up a wireless network. 2.1 How to Set up a Wireless Network This tutorial gives you examples of ho w to set up an ac cess point and wireless client for wirel ess communication usin g the following p arameters. The wireless clients can ac ce ss the Inter net th r[...]

Chapter 2 Tutorials P-870HW-51a v2 User ’s Guide 26 1 Open the Network > Wireless LAN screen in the AP’ s web configurator . Figure 3 AP: Wireless LAN 2 Make sure the Active Wireless LAN check box is selected. 3 Enter “SSID_Example3” as the SSID and select a channel which is not used by another AP . 4 Set security mode to WPA-PSK and ent[...]

Chapter 2 Tutorials P-870HW-51a v2 User’s Guide 27 5 Click the Advanced Se tup tab and sele c t 54g A uto in the 54g TM Mode field. Click Apply . Figure 4 AP: Wireless LAN > Advanced Setup 6 Open the Status screen.V erify your wireless an d wireless security settings under Device Information and check if the WLAN connection is up under Interfa[...]

Chapter 2 Tutorials P-870HW-51a v2 User ’s Guide 28 7 Click the WLAN Station List hyperlink in the AP’ s Status screen. Y o u ca n see if any wireless client has connec ted to the AP . Figure 6 AP: S tatus: WLAN S t ation List 2.1.3 Configuring the Wireless Client This section describes how to connect the wireless c lient to a network. 2.1.3.1 [...]

Chapter 2 Tutorials P-870HW-51a v2 User’s Guide 29 This example illustr ates how to manually connect y our wireless client to an acces s point (AP) which is configured for WPA -PSK security and connected to the Internet. Before you connect to the acce ss point, you must know its Service Set IDentity (S SID) and WP A -PSK pre-shared k ey . In this[...]

Chapter 2 Tutorials P-870HW-51a v2 User ’s Guide 30 3 When you try to connect to an A P wi th se cu rity configur ed, a window will pop up prompting you to specif y the security sett ings. Enter the pre-shared k ey and leave the encryption t ype at the default setting. Use the Next button to move on to the next scre en. Y ou can use the Back butt[...]

Chapter 2 Tutorials P-870HW-51a v2 User’s Guide 31 5 The ZyXEL utility returns to th e Link Info screen while it connects to the wi reless network using your settings. When the wireless link is established, the Zy XEL utility icon in the system tra y turns green and the Link Info screen displays details of th e ac tive c o nn ection. Ch eck the n[...]

Chapter 2 Tutorials P-870HW-51a v2 User ’s Guide 32 1 Open the ZyXEL ut ility and click the Profile tab to open the screen shown next. Click Add to configure a new profile. Figure 1 1 ZyXEL Utility: Pr ofile 2 The Add New Profile screen appears. The wireless client automatically searches for av ailable wirel ess networks, which are displa yed in [...]

Chapter 2 Tutorials P-870HW-51a v2 User’s Guide 33 4 Choose the same encryption method as th e AP to which you want to connect (In this example, WP A-PSK). Figure 13 ZyXEL Utility: Pro file Security 5 This screen vari es depending on the en cryption method yo u selected in the previous screen. Enter the pre-shared key and leave th e encryption ty[...]

Chapter 2 Tutorials P-870HW-51a v2 User ’s Guide 34 7 V erify the profile settings in the read-only screen. Click Save to save and go to the next screen. Figure 16 Profile: Confirm Save 8 Click Activate Now to use the new profi le immediately . Otherwise, click the Activate Later button. If you clicked Activate Later , you can select the profile [...]

P-870HW-51a v2 User’s Guide 35 C HAPTER 3 Introducing the Web Configurator This chapter describes how to access and navigate the web configurator . 3.1 W eb Configurator Overview The web configurator is an HTML -based management interface that allows easy device setup and management via Internet browser . Use Internet Explorer 6.0 and later or Ne[...]

Chapter 3 Introducing the Web Configur ator P-870HW-51a v2 User ’s Guide 36 4 A password screen displa ys. Enter the default user name 1234 and default password 1234 .The p assword displays in non-re adable characters. If y ou have changed the password, enter your pass word and click Logi n . Click Cancel to revert to the defaul t password in the[...]

Chapter 3 Introducing the Web Configurator P-870HW-51a v2 User’s Guide 37 • B - navigati on panel • C - main window • D - status b a r 3.2.1 Navigation Panel Use the menu items on the navigation panel to open screens to configure ZyXEL Device features. The following ta bles describe each menu item. T able 2 Navigation Panel Summary LINK TA [...]

Chapter 3 Introducing the Web Configur ator P-870HW-51a v2 User ’s Guide 38 3.2.2 Main Window The main window displays information and configurati on fields. It is discussed i n the rest of this d ocument. Right after y ou log in, the Status scre en is displayed. See Chapter 4 on page 39 for more inform ation about the Status screen. 3.2.3 S t at[...]

P-870HW-51a v2 User’s Guide 39 C HAPTER 4 Status Screens Use the Status screens to look at the current status of the device, sys te m resources and interfaces (LAN and W AN). The Status screen also p rovides detailed information from DHCP and statistics from tr affic. 4.1 S t atus Screen Click Status to open this screen. Figure 20 S tatus Screen [...]

Chapter 4 Sta tus Screens P-870HW-51a v2 User ’s Guide 40 Device Information Host Name This field displays the Z yXEL Device system name. It is used for identification. Click this to go to the screen where y ou can change it. Model Number This is the model name of your device. MAC Address This is the MAC (Media Access Control) or Ethernet addre s[...]

Chapter 4 Status Screens P-870HW-51a v2 User’s Guide 41 Syst e m Uptime This field displays how long the Z yXEL Device has been running since it last started up. The Z yXEL Device starts up when you plug it in, when you r est ar t i t ( Maintenance > Tools > Restart ) , o r wh en yo u r e se t i t (see Section 1.6 on page 22 ). Current Date[...]

Chapter 4 Sta tus Screens P-870HW-51a v2 User ’s Guide 42 4.1.1 W AN Service St atistics Click Status > WLAN Service Statistics to access this screen. Use this screen to view the WAN stat istics. Figure 21 S tatus > W AN Service S ta tistics The following table describes t he labels in this screen. LAN Statistics Click this link to view pac[...]

Chapter 4 Status Screens P-870HW-51a v2 User’s Guide 43 4.1.2 Route Info Routi ng is based on the destination addr ess only and the Zy XE L Device takes the shortest path to forward a packet. Click Status > Route Info t o access this screen. Use this screen to view the internal routing table on the Z yXEL Device. Figure 22 S tatus > Route I[...]

Chapter 4 Sta tus Screens P-870HW-51a v2 User ’s Guide 44 Flag This indicates the route status. Up: The route is up. Reject: The route is block ed and will force a route lookup to fail. Gateway: The route uses a gateway to forw ard traffic. Host: The target of the route is a host. Reinstate: The route is reinstated for dynamic routing. Dynamic (r[...]

Chapter 4 Status Screens P-870HW-51a v2 User’s Guide 45 4.1.3 WLAN S t ation List Click Status > WLAN Station List to access this screen. Use this screen to view the wireless stations that are currently associated to the Z y XEL Device. Figure 23 S tatus > WLAN S tation List The following table describes t he labels in this screen. T able 6[...]

Chapter 4 Sta tus Screens P-870HW-51a v2 User ’s Guide 46 4.1.4 LAN S t atistics Click Status > LAN Statistics to access this screen. Use this screen to view the LAN statistics. Figure 24 S tatus > LAN S tatistics The following table describes t he labels in this screen. T able 7 S tat us > LAN S tatistics LABEL DESCRIPTION Interface Thi[...]

Chapter 4 Status Screens P-870HW-51a v2 User’s Guide 47 4.1.5 Client List DHCP (Dynamic Host Configur ation Protocol , RFC 2131 and RFC 2132) allows individual clients to obtai n T CP/IP configur ation at start -up from a server . Y ou can configure the Z yXEL Device as a DHCP serv er or disable it. When configured as a server , the Z yXEL Device[...]

Chapter 4 Sta tus Screens P-870HW-51a v2 User ’s Guide 48[...]

49 P ART II Network WAN Setup (51) LAN Setup (69) Wireless LAN (79) Network Address T ranslation (NA T) (107)[...]

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P-870HW-51a v2 User’s Guide 51 C HAPTER 5 WAN Setup 5.1 Overview This chapter discusses the Z y XEL Device’s WAN screens. Use these screens to configure your Z yXEL Device for Internet access. A WAN (Wide Area Network) connection is an outside connection to another network or the Internet. It connects your private networks (such as a LAN (Local[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 52 5.2 What Y ou Need to Know Encap sulation Method Encapsulation is used to include data from an upper layer protocol into a lower layer protocol. T o set up a WAN connection to the Int er n et, you need to use the same encapsulation method used by your ISP (Internet Service Provider). If y our IS[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 53 5.4 The Internet Connection Screen Use this screen to change y our Z yXEL Device’ s W AN settings. Click Network > WAN > Internet Connection . The screen differs by the mode you select. Figure 27 W AN > Internet Connection (PPPoE) The following table describes t he labels in this scree[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 54 Mode The Z yXEL Device is in routing mode by default. This allows multiple computers to share an Internet account. Select the method of encapsulation ( ENET ENCAP or PPPoE ) used by your ISP fr om the drop-down list box. Otherwise, select Bridge when your ISP provides you more than one IP addres[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 55 Symmetric Select this option to enable symmetric NA T on this connection. This field is av ailable only when you select Active NAT . Fullcone Select this option to enable full cone NA T on this connection. This field is av ailable only when you select Active NAT . DNS Servers Select From ISP if y[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 56 5.4.1 Advanced Internet Connection Setup Use this screen to edit your Z yXEL De vice's adv anced W AN settings. Click the Advanced Setup button in the Internet Connection screen. The screen appears as shown. Figure 28 W AN > Internet Connection: Advanced Setup The following table describ[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 57 5.5 The More Connections Screen The Z yXEL Device allows y ou to conf igure more than one Internet access connection. T o configure additional Internet ac cess connections click Network > WAN > More Connections . The screen differs by the encapsulation you select . PPPoE P assthrough (PPPoE[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 58 When you use the WAN > Internet Connection screen to set up Internet access, you are configuring t he first WAN connection. Figure 29 W AN > More Connections The following table describes t he labels in this screen. T able 1 1 WAN > More Connectio ns LABEL DESCRIPTION # This is an index[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 59 5.5.1 More Connections Edit Click the ed it ico n or Add button in the More Connections screen to configure a connection . Figure 30 W AN > More Connections: Edit The following table describes t he labels in this screen. T able 12 WAN > More Connections: Edit LABEL DESCRIPTION General Activ[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 60 Mode The Z yXEL Device is in routing mode by default. This allows multiple computers to share an Internet account. Select the method of encapsulation ( ENET ENCAP or PPPoE ) used by your ISP fr om the drop-down list box. Otherwise, select Bridge when your ISP provides you more than one IP addres[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 61 Symmetric Select this option to enable symmetric NA T on this connection. This field is av ailable only when you select Active NAT . Fullcone Select this option to enable full cone NA T on this connection. This field is av ailable only when you select Active NAT . VLAN This section is av ailable [...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 62 5.5.2 Configuring More Connections Advanced Setup T o edit your Z yXEL Device's adv anced W AN settings, click the Advanced Setup button in the More Connections Edit screen. The screen appears as shown. Figure 31 W AN > More Connections: Edit: Advanced Setup The following table describes[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 63 5.6 T echnical Reference The following section contains additional technical information about the Z yXEL Device features de sc ri bed in this chapter . PPPoE P assthrough (PPPoE encapsulati on only ) This field is av ailable when you select PPPoE encapsulati on. In addition to the Z yXEL Device&[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 64 Encap sulation Be sure to use the encapsulation method required by your ISP . The Z yXEL Device can work in brid ge mode or routin g m o d e . When the Z yXEL Device is in routing mode, it supports the following methods . ENET ENCAP The MAC Encapsulated Routing Link Protoc ol (ENET ENCAP) is onl[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 65 Full Cone NA T In full cone NA T , the NA T router maps al l outgoing packets from an internal IP address and port to a single IP address an d port on the external network. The NA T router also maps pack ets coming to that external IP address and port to the internal IP address and port. In the f[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 66 the example, only 3, C is allowed to send packets to 2, B and onl y 4, D is allowed to send packets to 2, M . Figure 33 Symmetric NA T Introduction to VLANs A Virtual Local Area Network (VLAN) allows a physical network to be partit ioned into multiple logical networks. Devices on a logical netwo[...]

Chapter 5 WAN Setup P-870HW-51a v2 User’s Guide 67 contains two bytes of TPID (T ag Protocol Identifier), residing with in the type/ length field of the Ethernet fr ame) and tw o bytes of TCI (T ag Control Information), starts after the source address field of the Ethernet fr ame). The CFI (Canonical F ormat In dicator) is a single-bit flag, alwa[...]

Chapter 5 WAN Setup P-870HW-51a v2 User ’s Guide 68 204.217.0.2. The DNS server is extremel y important because without it, you must know the IP addres s of a com puter be fore you can access it. The Z yXEL Device can ge t the DNS se rver addresses in the following ways. 1 The ISP tells you the DNS serv er addresses, usually in the form o f an in[...]

P-870HW-51a v2 User’s Guide 69 C HAPTER 6 LAN Setup 6.1 Overview A Local Area Network (LAN) is a shared communicat ion system to which many computers are attached. A LAN is usually lo cated in one immediate area such as a building or floor of a building. The LAN screens can help you configure a LAN DHCP server and manage IP addresses. • See Sec[...]

Chapter 6 LAN Setup P-870HW-51a v2 User ’s Guide 70 6.2 What Y ou Need T o Know IP Address Similar to the way houses on a street share a common street name, so too do computers on a LAN share one common ne twork num be r . This is known as a n Internet Protocol address. Subnet Mask The subnet mask specifies the network number portion of an IP add[...]

Chapter 6 LAN Setup P-870HW-51a v2 User’s Guide 71 6.3 Before Y ou Begin Find out the MAC addresses of your networ k d evices if you intend to add them to the DHCP Client List screen. 6.4 The LAN IP Screen Click Networ k > LAN to open the IP screen. See Section 6.7 on page 75 for background information. Use this screen to set the Local Area Ne[...]

Chapter 6 LAN Setup P-870HW-51a v2 User ’s Guide 72 The following table describes t he fields in this screen. 6.5 The Client List Screen This table allows y ou to assign IP addresses on the LAN to specific individual computers based on their MAC Addresses. Every Ethernet dev ice has a unique MAC (Media Access Control) address. The MAC address is [...]

Chapter 6 LAN Setup P-870HW-51a v2 User’s Guide 73 Click Network > LAN > Client List to open the followi ng screen. Use this screen to change your Z yXEL Device ’ s static DHCP settings. Figure 35 LAN > Client List The following table describes t he labels in this screen. 6.6 The IP Alias Screen IP alias al lo ws you to partit ion a ph[...]

Chapter 6 LAN Setup P-870HW-51a v2 User ’s Guide 74 Note: Make sure that the subnet s of the logical networks do not overlap. The following figure shows a LAN di vided into subnets A and B. Figure 36 Physical Network & Partitioned Log ical Networks 6.6.1 Configuring the LAN IP Alias Screen Click Network > LAN > IP Alias to open th e fol[...]

Chapter 6 LAN Setup P-870HW-51a v2 User’s Guide 75 6.7 T echnical Reference The following section contains additional technical information about the Z yXEL Device features de sc ri bed in this chapter . LANs, W ANs and the ZyXEL Device The actual physical connec tion determines whether the Z y XEL Device ports are LAN or W AN ports. There are tw[...]

Chapter 6 LAN Setup P-870HW-51a v2 User ’s Guide 76 IP Address and Subnet Mask Similar to the way houses on a street share a common street name, so too do computers on a LAN share one common network number . Where you obtain your network number depends on your particular situation. If the ISP or your network administrat or assigns you a block of [...]

Chapter 6 LAN Setup P-870HW-51a v2 User’s Guide 77 organization, yo u should consult your network admi nistrator for the ap propriate IP addresses. Note: Regardless of your particular situat ion, do not create an arbitrary IP address; always follow the guidelines above. For more information on address assignment, please refer to RFC 1597, “Addr[...]

Chapter 6 LAN Setup P-870HW-51a v2 User ’s Guide 78[...]

P-870HW-51a v2 User’s Guide 79 C HAPTER 7 Wireless LAN 7.1 Overview This chapter describes how to perform task s related to setting up and optimizing your wirele ss net w or k, includi ng the foll owi n g . • T urning the wireless connection on or off . • Configuring a name, wireless cha nnel and security for the networ k. • Using WiFi Prot[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 80 •T h e Advanced Setup screen lets you change the wireless mode, and mak e other advanced wireless c onf iguration changes ( Section 7.8 on page 93 ). Y ou don’ t necessarily need to use all these screens to set up your wireless connection. F or example, yo u may just want to set up a netw[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 81 Radio Channels In the r adio spectrum, there are certain frequency bands allocated for unli censed, civilian use. F o r the purposes of wireless networking, t hese bands are divided into numerous channels. This allows a variety of networks to exist in the same place without interfering with on[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 82 mother owns a 1970 Dodge Challenger and her favorite movie is V anishing Point (which you know was made in 1971) you could use “70dodchal71v anpoi” as y our security key . Signal Problems Because wireless networks are radio ne tworks, their signal s are subject to limitations of distanc e[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 83 Click Network > Wireless LAN to open the General screen. Figure 39 Network > Wireless LAN > General The following table describes t he labels in this screen. T able 17 Network > Wireless LAN > General LABEL DESCRIPTION Active Wireless LAN Click the check box to activate wireless[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 84 7.4.1 No Security Select No Security to allow wireless devices to communicate with the access points without any data encrypti on or authentication. Note: If you do not enable any wireless security on your ZyXEL Device, your network is accessible to any wireless ne tworking device that is wit[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 85 7.4.2 WEP Encryption In order to configure and en able WEP enc ryption; click Network > Wireless LAN to display the General screen. Select WEP from the Security Mode list. Figure 41 Wirele ss LAN > General: S tatic WEP Encryption The following table describes t he wirele ss LAN security [...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 86 7.4.3 WP A(2)-PSK In order to configure and enable WP A(2)-PSK authentication; click Network > Wireless LAN to display the General scre en. Select WPA-PSK or WPA2-PSK from the Security Mode lis t. Figure 42 Wireless LAN > General: WP A(2)-PSK WEP Encryption WEP (Wired Equivalent Priv ac[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 87 The following table describes t he wirele ss LAN security labels in this screen. T able 20 Wireless LAN > General: WPA(2)-PSK LABEL DESCRIPTION Security Mode Choose WPA-PSK or WPA2-PSK from the drop-down list box. Active Compatible This field is only available for WPA2-PSK. Select this if y[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 88 7.4.4 WP A(2) Authentication Use this screen to configure and enable WP A or WP A2 authentication; click the Wireless LAN link under Network to display the Genera l screen. Select WPA or WPA2 from the Security Mode list. Figure 43 Wireless LAN > General: WP A(2) The following table describ[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 89 7.5 The WPS Screen Use this screen to configure WiFi Prot ected Setup (WPS) on your Z yXEL Device. WPS allows you to q uickly set up a wirele ss network with strong securit y , without having to conf ig ur e security se tt i ng s man ually . Set up eac h W P S con ne ction between two devices.[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 90 Click Network > Wi reless LAN >WPS . The following screen di splays. Figure 44 Network > Wireless LAN > WPS The following table describes t he labels in this screen. T able 22 Network > Wireless LAN > WPS LABEL DESCRIPTION WPS Setup Enable WPS Select the check box to activat[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 91 7.6 The WPS S t ation Screen Use this screen to set up a WPS wire less network using ei ther Push Butt on Configuration (PBC) or PIN Configuration. Click Network > Wi reless LAN > WPS Station . The following screen displays. Figure 45 Network > Wireless LAN > WPS S tation The follo[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 92 address. The MAC address is assigned at the factory and consists of si x pairs of hexadecimal characters, for example, 00: A0:C5:00:00:02. Y ou need to know the MAC addresses of the devices to configure this screen. Use this screen to change y our Z yXE L Device’ s MAC filter settings.Click[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 93 7.8 The Advanced Setup Screen T o configure advanced wireless settings, click Network > Wireless LAN > Advanced Setup . The screen appears as shown. Figure 47 Wirele ss LAN > Advanced Setup The following table describes t he labels in this screen. T able 25 Wireless LAN > Advanced [...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 94 7.9 T echnical Reference This section discusses wireless LANs in depth. F or more information, see the appendix. 54g TM Mode Select 54g Auto to allow either IEEE 802. 11b or IEEE 802.11g compliant WLAN devices to associate with the Z yXEL Device. The Z yXEL Device adjusts the transmission r a[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 95 7.9.1 Wireless Network Overview The following figure provides an example of a wireless network. Figure 48 Example of a Wireless Network The wireless network is the part in the blue circle. In this wireless network, devices A and B use the access point ( AP ) to interact wit h the other devices[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 96 7.9.2 Additional Wireless T erms The following table descri bes some wirele ss net work terms and acronyms used in the Zy XEL Device’s W eb Configurator . 7.9.3 Wireless Security Overview The following sections introduce diff erent types of wi reless security you c an set up in the wirel e [...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 97 characters 2 ; for example, 00A0C5000002 or 00:A0:C5:00:00: 02. T o get the MAC address for each device in the wireless ne twork, see the device’ s User’s Guide or other documentation. Y ou can use the MAC address filter to t ell the Z yXEL Device which devices are allowed or not all owed [...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 98 The types of encryption y ou can choose de pend on the type of authenti cation. (See Section 7.9.3.3 on page 97 for information about this.) For example, if the wireless networ k has a RADIUS server , you can choose WPA or WPA2 . If users do not log i n to the wireless network, you can choose[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 99 between two devices. Both devices must support WPS (check each device’s documentation to make sure). Depending on the de vices you have, you can either press a button (on the device itself , or in its configuration utility) or en ter a PIN (a uniq ue Personal Identificati on Number that allo[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 100 Use the PIN method instead of the push-b utton configuration (PBC) method if you want to ensure that the connection is es tablished b e tween the devices y ou specify , not just the first two devices to activ ate WPS i n range of each ot her . However , you need to log into the configuration[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 101 The following figure shows a WPS-enab led wi reless c lient (ins talled in a no tebook computer) connecting to the WPS- enabled AP via the PIN method. Figure 49 Example WPS Process: PIN Method 7.9.4.3 How WPS Works When two WPS-enabled devices connect, each device must assume a specific role.[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 102 The following figure sh ows a WPS -en able d client (install ed in a notebook computer) connecting to a WPS-enabled access point. Figure 50 How WPS works The roles of registrar and enrollee last on ly as long as the WPS setup process is active (two minutes). The next time you use WPS, a diff[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 103 7.9.4.4 Example WPS Network Setup This section shows how security settings are distri buted in an example WPS setup. The following figure shows an example network. In step 1 , both AP1 and Client 1 are unconfigured. When WPS is activ ated on both, they perform the handshake. In this example, [...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 104 point. However , you know that Client 2 supports the registrar function, so you use it to perform the WPS handshak e instead. Figure 53 WPS: Example Network S tep 3 7.9.4.5 Limit ations of WPS WPS has some limitations of which you should be a ware. • WPS works in Infrastructure networks on[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User’s Guide 105 • When you use the PBC method, there is a short period (from the moment you press the button on one device to the moment you press the button on the other device) when any WPS-enabled devi ce could join the network. This is because the registrar has no wa y of id entifying the “corre ct?[...]

Chapter 7 Wireless LAN P-870HW-51a v2 User ’s Guide 106[...]

P-870HW-51a v2 User’s Guide 107 C HAPTER 8 Network Address Translation (NAT) 8.1 Overview This chapter discusses how to conf igure NA T on the ZyXEL Device. Network Address T ranslation (NA T , RFC 1631) is the tr anslation of the IP address of a host in a packet, for example, the so urce address of an ou tgoing packet, used within one network to[...]

Chapter 8 Net wo rk Addr ess Translation (NAT ) P-870HW-51a v2 User ’s Guide 108 NA T makes your whole inside network appear as a si ngl e computer to the outside world. 8.3 The Port Forwarding Screen This summary screen provi des a summary of all port forwardi ng rules and their configur ation. In addition, this sc reen allows you to create new [...]

Chapter 8 Network Address Tran slation (NAT) P-870HW-51a v2 User’s Guide 109 The following table describes t he labels in this screen. T able 28 NA T Port Forwarding LABEL DESCRIPTION Service Name Select a pre-defined se rvice from the drop-down list box. The pre- defined service port number(s) and protocol will display in the External port , Int[...]

Chapter 8 Net wo rk Addr ess Translation (NAT ) P-870HW-51a v2 User ’s Guide 11 0 8.3.1 The Port Forwarding Edit Screen This screen lets you create or edit a port forwarding rule. Select User Define in the Service Name field or click the rule’ s edit icon in the Port Forwarding screen to open the following screen. Figure 55 Port Forwarding Edit[...]

Chapter 8 Network Address Tran slation (NAT) P-870HW-51a v2 User’s Guide 111 8.4 The DMZ Host Screen In addition to the servers for specified services, NA T supports a default server IP address. A default serv er rec eiv es pack ets from ports that are not specifi ed in the NAT Port Forwarding Setup screen. Figure 56 NAT - DMZ Host External Start[...]

Chapter 8 Net wo rk Addr ess Translation (NAT ) P-870HW-51a v2 User ’s Guide 11 2 The following table describes t he fields in this screen. 8.5 T echnical Reference The following section contains additional technical information about the Z yXEL Device features de sc ri bed in this chapter . Port Forwarding: Services and Port Numbers The most oft[...]

Chapter 8 Network Address Tran slation (NAT) P-870HW-51a v2 User’s Guide 11 3 addresses and the ISP assigns the WAN IP address. The NA T network appears as a single host on the In ternet. Figure 57 Multiple Se rvers Behind NA T Example[...]

Chapter 8 Net wo rk Addr ess Translation (NAT ) P-870HW-51a v2 User ’s Guide 11 4[...]

11 5 P ART III Security IP Filter (117)[...]

11 6[...]

P-870HW-51a v2 User’s Guide 11 7 C HAPTER 9 IP Filter 9.1 Overview This chapter shows you how to enable and configure the Z yXEL Device IP filtering settings. The Z yXEL Device firew all is a packet fi ltering firewall and restricts access based on the source/destination comput er networ k address of a packet and the t ype of application. 9.1.1 W[...]

Chapter 9 IP Filter P-870HW-51a v2 User ’s Guide 11 8 Some of the most common IP ports are: Default Filtering Policies Filtering rules are grouped ba sed on the direction of tr av el of packets to which they appl y . The default rule for incoming traffic bl ocks all incomi ng connections from the W AN to the LAN. If y ou wish to allow certain W A[...]

Chapter 9 IP Filter P-870HW-51a v2 User’s Guide 11 9 The following table describes t he labels in this screen. T able 33 Incoming IP Filtering LABEL DESCRIPTION Active Select this check box to enable the rule. Filter Name This displays the name of the rule. Interfaces This displays the WAN interf ace to which this rule is applied. Protocol This d[...]

Chapter 9 IP Filter P-870HW-51a v2 User ’s Guide 120 9.3.1 Creating Incoming Filtering Rules In the Incoming screen, click Add to display this screen and refer t o the following table for information on the labels. Figure 59 Incoming IP Filte ring: Add The following table describes t he labels in this screen. T able 34 Incoming IP Filtering: Add [...]

Chapter 9 IP Filter P-870HW-51a v2 User’s Guide 121 Back Click Back to return to the previous screen. Apply Click Apply to save your customized settings and exit this screen. T able 34 Incoming IP Filtering: Add (continued) LABEL DESCRIPTION[...]

Chapter 9 IP Filter P-870HW-51a v2 User ’s Guide 122[...]

123 P ART IV Advanced Static R oute (125) Quality of Service (QoS) (129) Dynamic DNS Setup (141) Re mote Management (143) Universal Plug-and-Pla y (UPnP) (149)[...]

124[...]

P-870HW-51a v2 User’s Guide 125 C HAPTER 10 Static Route 10.1 Overview The Z yXEL Device usually uses the default gatewa y to route outbound tr affic from computers on the LAN to the Internet. T o have the Z yXEL Device send data to devices not reachable through the de fault g ateway , use stat ic routes. For example, the next figure shows a comp[...]

Chapter 10 Stat ic Route P-870HW-51a v2 User ’s Guide 126 10.2 The S t atic Route Screen Click Advanced > Static Route to open the Static Route screen. Figure 61 Advanced > S tatic Route The following table describes t he labels in this screen. T able 35 Advanced > Static Route LABEL DESCRIPTION # This is the number of an individual stat[...]

Chapter 10 Static Route P-870HW-51a v2 User’s Guide 127 10.2.1 S t atic Route Edit Click the Add button in the Static Route screen. Use this screen to configure the required information for a static route. Figure 62 S tatic Route: Add The following table describes t he labels in this screen. T able 36 Static Route: Add LABEL DESCRIPTION Destinati[...]

Chapter 10 Stat ic Route P-870HW-51a v2 User ’s Guide 128[...]

P-870HW-51a v2 User’s Guide 129 C HAPTER 11 Quality of Service (QoS) 1 1.1 Overview Quality of Service (QoS) refers to both a network’ s ability to deliver data with minimum delay , and the networking me thods used to control the use of bandwidth. Without QoS , all tr affic data is equally likely to be dropped when the network is congested. Thi[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User ’s Guide 130 1 1.2 What Y ou Need to Know The following terms and conc epts may he lp as you read through this chapter . QoS versus C os QoS is used to prioritize s o urce-to-destinat i on traffic flows. All packets in the same flow are given the same priority . CoS (class of service) is a w[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User’s Guide 131 The following table describes t he labels in this screen. 1 1.4 The Queue Setup Screen Click QoS > Queue Setup to open the screen as shown next. Use this screen to conf igure QoS queue assignment. Figure 64 QoS Queue Setup The following table describes t he labels in this scre[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User ’s Guide 132 1 1.4.1 Adding a QoS Queue Click the Add button or the edit icon in the Queue Setup screen to configure a queue. Figure 65 QoS Queue Setup: Add The following table describes t he labels in this screen. Modify Click the edit icon to go to the screen where you can edit the queue. [...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User’s Guide 133 1 1.5 The Class Setup Screen Use this screen to add, edit or delete QoS classifiers. A classifier groups traffic into data flows according to specific criteria such as the source address, destination address, source port number , destination port number or incoming interface. F o[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User ’s Guide 134 DstMAC /Mask This shows the destination MAC addre ss and the mask of tr affic of this class. SrcIP/Mask This shows the source IP address, the source subne t mask and DHCP option 60 or DHCP option 77. DstIP/Mask This shows the destination IP address and the destination subnet mas[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User’s Guide 135 1 1.5.1 QoS Class Edit Click the Add button or the edit icon in the Class Setup screen to configure a classifier . Figure 67 QoS Class Setup: Add The following table describes t he labels in this screen. T able 41 QoS Class Configuration LABEL DESCRIPTION Active Select to enable [...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User ’s Guide 136 Interface Select from which Ethernet port traffic of this class should come. Select Local for any tr affic from the LA N. Order Select an existing number for where you want to put th is classifier to move the classifier to the number you selected after clicking Apply . Select La[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User’s Guide 137 1 1.6 T echnical Reference The following section contains additional technical information about the Z yXEL Device features de sc ri bed in this chapter . MAC Mask T ype the mask for the specified MAC address to determ ine which bits a packet’ s MAC address should match. Enter [...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User ’s Guide 138 IEEE 802.1Q T ag The IEEE 802.1Q standard defi nes an exp licit VLAN tag in the MAC header to identify the VLAN membership of a frame across bridges. A VLAN tag includes the 12-bit VLAN ID and 3-bit user priority . The VLAN ID associates a frame with a specific VLAN and provi de[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User’s Guide 139 DSCP and Per-Hop Behavior DiffServ defines a new Differentiated Serv ices (DS) field to replace the T y pe of Service (TOS) field in th e IP header . The DS field contains a 2-bit unused field and a 6-bit DSCP field whic h can define up to 64 servi ce levels. The followi ng figur[...]

Chapter 11 Quality of Service (QoS) P-870HW-51a v2 User ’s Guide 140[...]

P-870HW-51a v2 User’s Guide 141 C HAPTER 12 Dynamic DNS Setup 12.1 Overview Dynamic DNS allows you to update your current dynamic IP a ddress with one or many dynamic DNS services so that anyo ne can contact you (in NetMeeting, CU- SeeMe, etc.). Y ou can also access your FTP server or W e b site on your own computer using a domain name (for insta[...]

Chapter 12 Dy namic DNS Se tup P-870HW-51a v2 User ’s Guide 142 12.3 The Dynamic DNS Screen T o change your Z yXEL Device’ s DDNS, cli ck Advanced > D ynamic DNS . The screen appears as shown. Figure 68 Advanced > Dynamic DNS The following table describes t he fields in this screen. T able 43 Advanced > Dynamic DNS LABEL DESCRIPTION Se[...]

P-870HW-51a v2 User’s Guide 143 C HAPTER 13 Remote Management 13.1 Overview This chapter explains how to confi gure the TR -069 settings and access control settings on the Z y XEL Device. 13.1.1 What Y ou Can Do in this Chapter •T h e TR-069 Client screen lets you configure the Z yXEL Device’ s TR -069 auto- configur ation settings ( Section [...]

Chapter 13 Remote Management P-870HW-51a v2 User ’s Guide 144 Click Advanced > Remote MGMT to open the following screen. Use this screen to configure your P-870HA to be managed by an ACS . Figure 69 TR-069 The following table describes t he fields in this screen. T able 44 TR-069 LABEL DESCRIPTION Inform Select Enable to activate remote manage[...]

Chapter 13 Remote Manag ement P-870HW-51a v2 User’s Guide 145 13.3 The Service Control Screen Click Advanced > Remote MGMT > Service Control to open the following screen. Use this s creen to decide what services you may use to ac ce ss which Zy X E L D e v i c e i n t e r f a c e . Figure 70 Service Control Connection Req ue s t P assword E[...]

Chapter 13 Remote Management P-870HW-51a v2 User ’s Guide 146 The following table describes t he fields in this screen. 13.4 The IP Address Screen Click Advanced > Remote MGMT > IP Address to open the following screen. Use this screen to specify the “trusted ” computers f rom which an administr ator may use a service to manage the Z yXE[...]

Chapter 13 Remote Manag ement P-870HW-51a v2 User’s Guide 147 13.4.1 Adding an IP Address Click the Add button in the IP Address screen to open the following screen. Figure 72 IP Address: Add The following table describes t he fields in this screen. Rem o v e Select this check box and click the Remove button to delete this entry from the ZyXEL De[...]

Chapter 13 Remote Management P-870HW-51a v2 User ’s Guide 148[...]

P-870HW-51a v2 User’s Guide 149 C HAPTER 14 Universal Plug-and-Play (UPnP) 14.1 Overview Universal Plug and Play (UPnP) is a d ist ributed, open networking standard that uses TCP/IP for simple peer -to-peer ne twork connec t iv ity be tween dev ice s. A UPnP device can dynamically join a network, ob tain an IP address, convey i ts capabilities an[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 150 Windows Messenger is an example of an application that supports NA T traversal and UPnP . See the NA T chapter for more inform ation on NA T . Cautions with UPnP The automated nature of NA T trav ersal applications in estab lishing their own services and opening firewall p[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User’s Guide 151 The following table describes t he fields in this screen. 14.4 Inst alling UPnP in Windows Example This section shows how to install UPnP in Windows Me and Windows XP . Inst alling UPnP in Windows Me Fol low the steps below to install the UPnP in Windows Me. 1 Click Start a[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 152 2 Click on the Windows Setup tab and select Communication in the Components selection box. Click Details . Figure 74 Add/Re move Programs: Windows Setup: Communication 3 In the Communications window , select the Universal Plug and Play check box in the Compone nts selectio[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User’s Guide 153 4 Click OK to go back to the Add/Remove Programs Properties window and click Next . 5 Restart the computer when promp te d. Inst alling UPnP in Windows XP Fol low the steps below to install the UPnP in Windows XP . 1 Click Start and Control Panel . 2 Double-click Network Co[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 154 4 The Windows Optional Networking Components Wizard window displays. Select Networking Service in the Components selection bo x and clic k Details . Figure 77 Windows Optional Networking Component s Wizard[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User’s Guide 155 5 In the Networking Services window , select the Universal Plug and Play check box. Figure 78 Networking Services 6 Click OK to go back to the Windows Optional Networking Component Wizar d window and click Next . 14.5 Using UPnP in Windows XP Example This section shows y ou[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 156 2 Right- click the icon and select Properties . Figure 79 Network Connections[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User’s Guide 157 3 In the Internet Connection Properties window , click Settings to see the por t mappings there were automatically created. Figure 80 Internet Con nection Properties[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 158 4 Y ou may edit or delete the port mapping s or click Add to manually add port mappings. Figure 81 Internet Con nection Properties: Advanced Settings Figure 82 Internet Con nection Properties: Advanced Settings: Add 5 When the UPnP-enabled device is discon nected from your[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User’s Guide 159 6 Select Show icon in notification area when connected option and click OK . An icon displays in the system tr ay . Figure 83 System T ray Icon 7 Double-click on the icon to display y o ur current In te rnet connection status. Figure 84 Internet Con nection S tatus Web Conf[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 160 3 Select My Network Places under Other Places . Figure 85 Network Connections 4 An icon with the description f or each UPnP-enabled device displays under Local Network .[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User’s Guide 161 5 Right- click on the icon for your Z yXEL Device and select Invoke . The web configurator login screen displays. Figure 86 Network Connections: My Network Places 6 Right- click on t he icon for y our Z yXEL Device and select Properties . A properties window displays with b[...]

Chapter 14 Universal Plug-and-Play (UPnP) P-870HW-51a v2 User ’s Guide 162[...]

163 P ART V Maintenance, T roubleshooting and S pecifications System Settings (165) Logs (169) T ools (173) T roubleshooting (181) Product Specifications (187)[...]

164[...]

P-870HW-51a v2 User’s Guide 165 C HAPTER 15 System Settings 15.1 Overview This chapter shows you how to configure system related settings, suc h as system time, password, name, the domain name an d the inactivity timeout interv al. 15.1.1 What Y ou Can Do in this Chapter •T h e General screen lets you configure system sett ings ( Section 15.2 o[...]

Chapter 15 System Settings P-870HW-51a v2 User ’s Guide 166 15.2 The General Screen Use the General screen to configure system settings such as t he system password. Click Maintenance > System to open the General screen. Figure 88 Maintenance > System > General The following table describes t he labels in this screen. T able 49 Maintenan[...]

Chapter 15 System Settings P-870HW-51a v2 User’s Guide 167 15.3 The T ime Setting Screen T o change your Z yXEL Device’ s time and date, click Maintenance > System > Time Setting . The screen appears as shown. Use this screen to configure the Z yXEL Device’ s time based on y our local time zone. Figure 89 Maintenance > System > T [...]

Chapter 15 System Settings P-870HW-51a v2 User ’s Guide 168 First NTP time server Second NTP time server Third NTP time server Fou r t h N T P t i m e server Fifth NTP time server Select an NTP time server from the dro p-down list box. Otherwise, select Other and enter the IP address or URL (up to 20 extended ASCII characters in le n gth) of your[...]

P-870HW-51a v2 User’s Guide 169 C HAPTER 16 Logs 16.1 Overview This chapter contains information abou t configuring general log set tings and viewing the Z yXEL Device’ s logs. The web configurator allows y ou to choos e which categories of events and/o r alerts to hav e the Z yXEL Device log and then displa y the logs or have the Z yXEL Device[...]

Chapter 16 L ogs P-870HW-51a v2 User ’s Guide 170 The log wr aps around and deletes the old ent ries after it fills. Figure 90 Maintenance > Lo gs > View Log The following table describes t he fields in this screen. 16.3 The Log Settings Screen Use the Log Settings screen to configure to where the Z yXEL Device is to send logs and which log[...]

Chapter 16 Logs P-870HW-51a v2 User’s Guide 171 T o change your Z yXEL Device’ s log settings, click Maintenance > Logs > Log Settings . The screen appears as shown. Figure 91 Maintenance > Lo gs > Log Settings The following table describes t he fields in this screen. T able 52 Maintenance > Logs > Log Settings LABEL DESCRIPTI[...]

Chapter 16 L ogs P-870HW-51a v2 User ’s Guide 172[...]

P-870HW-51a v2 User’s Guide 173 C HAPTER 17 Tools Do not interrupt the file tr ansfer process as this may PERMANENTL Y DAMAGE your ZyXEL Device. 17.1 Overview This chapter explains how to upload new firmware, manage confi guration files and restart your Z yXEL Device. Use the instructions in this chapter to ch ange the device’ s configuration f[...]

Chapter 17 To ols P-870HW-51a v2 User ’s Guide 174 17.2 The Firmware Upgrade Screen Click Maintenance > T ools to open the Firmware screen. Follow the instructions in t his screen to upload fi rmware to your Z yXEL Device. The upload process uses HT TP (Hypertext T ransf er Protocol) and may take up to two minutes. After a successful upload, t[...]

Chapter 17 Tools P-870HW-51a v2 User’s Guide 175 After you see the Firmware Upload in Progress screen, wait two minutes before logging into the Z yXEL Devi ce again. Figure 93 Firmware Upload In Progress The Z yXEL Device automatically restarts in this time causing a temporary network disconnect. In some oper ating systems, y ou may see the follo[...]

Chapter 17 To ols P-870HW-51a v2 User ’s Guide 176 17.3 The Configuration Screen Click Maintenance > Tools > Configurat ion . Information related to factory defaults, backup configuration, and restor ing configuration appears in this screen, as shown next. Figure 96 Maintenance > T ools > Configuration Backup Configuration Backup Conf[...]

Chapter 17 Tools P-870HW-51a v2 User’s Guide 177 Restore Configuration Re store Configur ation allows yo u to upload a new or previously saved configur ation file from your computer to y our Z yXEL Device. Do not turn off the ZyXEL Device wh ile configuration file upload is in progress. After you see a “restore configuration successf ul” scre[...]

Chapter 17 To ols P-870HW-51a v2 User ’s Guide 178 If the upload w as not successful, th e follo wing sc reen will appear . Click Tools > Configuration to go back to the Configuration screen. Figure 99 Configura tion Upload Error Reset to Factory Default s Click the Reset button to clear all user-enter ed configur ation information and return [...]

Chapter 17 Tools P-870HW-51a v2 User’s Guide 179 Click Maintenance > Too ls > Restart . Click Restart to have the ZyXEL Device reboot. This does not affect the ZyXEL Device's configur ation. Figure 101 Maintenance > T ools >Restart[...]

Chapter 17 To ols P-870HW-51a v2 User ’s Guide 180[...]

P-870HW-51a v2 User’s Guide 181 C HAPTER 18 Troubleshooting This chapter offers some suggesti ons to solv e problems y ou might encounter . The potential problems are divided into the following categories . • P ower , Hardware Connections, and LEDs • Z yXEL Device Access and Login • Internet Access 18.1 Power , Hardware Connections, and LED[...]

Chapter 18 Tro u blesh oo tin g P-870HW-51a v2 User ’s Guide 182 2 Check the hardware connections. See the Quick Start Guide. 3 Inspect your cables for damage. Cont act the vendor to replace any damaged cables. 4 T urn the Z yXEL Device off and on. 5 If the problem continues, contac t the vendor . 18.2 ZyXEL Device Access and Login I forgot the I[...]

Chapter 18 Trou bleshooting P-870HW-51a v2 User’s Guide 183 • If you changed the IP address ( Sectio n on page 76 ), use the new IP address. • If you c hanged the IP address and have f orgotten it, see the troubleshooti ng suggestions for I forgot the IP address for the Z yXEL Device. 2 Check the hardware connections, and ma k e sure the LEDs[...]

Chapter 18 Tro u blesh oo tin g P-870HW-51a v2 User ’s Guide 184 2 Make su re yo u en tere d you r ISP a cco unt in formation correctly in the W AN screens. These fields are case-sensitive, so m a ke su re [C aps Lock] is not on. 3 If you are trying to access the Internet wi relessly , m ake sure the wireless settings in the wireless cl ient are [...]

Chapter 18 Trou bleshooting P-870HW-51a v2 User’s Guide 185 • Check the settings for QoS . If it is disabled, you might c onsider activati ng it. If it is enabled, you m i gh t consider raising or low e ri ng th e pr iority for som e applications.[...]

Chapter 18 Tro u blesh oo tin g P-870HW-51a v2 User ’s Guide 186[...]

P-870HW-51a v2 User’s Guide 187 C HAPTER 19 Product Specifications The following tables summarize the Z yXEL Device’ s hardware and firm ware features. 19.1 Hardware S pecifications 19.2 Firmware S pecifications T able 55 Hardware Specifications Dimensions (220 W) x (150 D) x (40 H) mm We i g h t 485 g P ower Specification 18VDC 1A Built-in S w[...]

Chapter 19 Product Specifications P-870HW-51a v2 User ’s Guide 188 DHCP Server IP P ool 192.168.1.33 to 192.168.1.2 54 Static DHCP Addresses 10 Static Routes 16 Device Management Use the web configurator to easily configure the rich r ange of features on the ZyXEL Device. Wireless Functionality (wireless devices only) Allow the IEEE 802.11b and/o[...]

Chapter 19 Product Specifications P-870HW-51a v2 User’s Guide 189 PPPoE Support (RFC2516) PPPoE (P oint-to-P oint Protocol ov er Ethernet) emulates a dial-up connection. It allows your ISP to use their existing network configuration with newer broadband technologies such as ADSL. The PPPoE driver on your device is transparent to the computers on [...]

Chapter 19 Product Specifications P-870HW-51a v2 User ’s Guide 190 19.3 Wireless Features Other Protocol Support PPP (Point -to-Po int Protocol) link layer protocol T ransparent bridging for unsupported network la yer protocols RIP I/RIP II ICMP AT M Q o S SNMP v1 and v2c with MIB II support (RFC 1213) IP Multicasting IGMP v1 and v2 IGMP Proxy Ma[...]

Chapter 19 Product Specifications P-870HW-51a v2 User’s Guide 191 The following list, which is not exhaust ive , illust rates the standards supported in the ZyXEL Device. WP A2 WPA 2 is a wireless security standard that defines stronger encryption, authentication and key management than WP A. Other Wireless F eatures IEEE 802.11g Compliance Frequ[...]

Chapter 19 Product Specifications P-870HW-51a v2 User ’s Guide 192 RFC 2408 Internet Security Association and K ey Management Protocol (ISAKMP) RFC 2516 A Method for T ransmitting PPP Over Ethernet (PPPoE) RFC 2684 Multiprotocol Encapsulation over A TM Adaptation Layer 5. RFC 2766 Network Address T ranslation - Protocol IEEE 802.11 Also known by [...]

193 P ART VI Appendices and Index Note: The appendices provide general information. Some det ails may not apply to your ZyXEL Device. Setting Up Y our Computer ’ s IP Address (195) P op-up Windows, Jav aScripts and Java P ermissions (225) IP Addresses and Subnetting (235) Wireless LANs (247) Common Services (263) Legal Information (267) Index (27[...]

194[...]

P-870HW-51a v2 User’s Guide 195 A PPENDIX A Setting Up Y our Computer ’ s IP Address Note: Y our specific Z yXEL device may not support all of the operating systems described in this appendix. See the produc t specifications for mo re information about which operating systems are sup ported. This appendix shows you how to conf igure the IP sett[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 196 Windows XP/NT/2000 The following example us es the default Windows XP displa y theme but can al so apply to Wind ows 2000 and Windows NT . 1 Click Start > Control Panel . Figure 102 Windows XP: S tart Menu 2 In the Control Panel , click the Network Connection[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 197 3 Right- click Local Area Connection and then select Properties . Figure 104 Windows XP: Control Panel > Ne twork Connections > Properties 4 On the General tab, select Internet Protocol (TCP/IP) and then click Properties . Figure 105 Windows XP: Local Area [...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 198 5 The Internet Protocol TCP/IP Properties window opens. Figure 106 Windows XP: Internet Protocol (T CP/IP) Properties 6 Select Obtain an IP address automatically if your net work administra tor or ISP assigns your IP addres s dynamically . Select Use the followi[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 199 2 In the Command Prompt window , type "ipconfi g" and then press [ENTER]. Y ou can also go to Start > Control Panel > Network Connections , right-click a network connection , click Sta tus and then click the Support tab to view your IP address and[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 200 Windows V ist a This section shows screens from Windows Vista Professional. 1 Click Start > Control Panel . Figure 107 Windows V ista: S tart Menu 2 In the Control Panel , click the Network and Internet icon. Figure 108 Windows V ista: Control Panel 3 Click t[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 201 4 Click Manage network conne ctions . Figure 1 10 Windows V ista: Network and Shar ing Center 5 Right- click Local Area Connection and then select Properties . Figure 1 1 1 Windows Vi sta: Network and Sharing Center Note: During this procedure, click Continue whe[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 202 6 Select Internet Protocol Version 4 (TCP/IPv4) and then select Properties . Figure 1 12 Windows V ista: Local Area Connection Properties[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 203 7 The Internet Protocol Versio n 4 (TCP/IPv4) Properties window opens. Figure 1 13 Windows V ista: Internet Protocol V ersion 4 (TCP/IPv4) Properties 8 Select Obtain an IP address automatically if your net work administra tor or ISP assigns your IP addres s dynam[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 204 2 In the Command Prompt window , type "ipconfi g" and then press [ENTER]. Y ou can also go to Start > Control Panel > Network Connections , right-click a network connection , click Sta tus and then click the Support tab to view your IP address an[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 205 Mac OS X: 10.3 and 10.4 The screens in this section are from Mac OS X 10.4 but can also apply to 10.3. 1 Click Apple > System Preferences . Figure 1 14 Mac OS X 10.4: Apple Menu 2 In the System Preferences window , click the Network icon. Figure 1 15 Mac OS X [...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 206 3 When the Network preferences pane opens, select Built-in Ethernet from the network connection type list, and then click Configure. Figure 1 16 Mac OS X 10.4: Network Preferences 4 For d ynamically assigned settings, select Using DHCP from the Configure IPv4 li[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 207 5 For s tatically assigned settings, do t he following: •F r o m t h e Configure IPv4 list, select Manually . •I n t h e IP Address field, type your IP address. •I n t h e Subnet Mask field, t ype your subnet mask. •I n t h e Router field, t ype the IP ad[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 208 V erifying Settings Check your TCP/IP properties by clicking Applications > Utilities > Network Utilities , and then selecting the appropriat e Network Interface from the Info tab. Figure 1 19 Mac OS X 10.4: Network Utility[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 209 Mac OS X: 10.5 The screens in this section are from Mac OS X 10.5. 1 Click Apple > System Preferences . Figure 120 Mac OS X 10.5: Apple Menu 2 In System Preferences , click the Net work icon. Figure 121 Mac OS X 10.5: Systems Preferences[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 210 3 When the Network preferences pane opens, select Ethe rnet from the list of available conn ecti on ty pes. Figure 122 Mac OS X 10.5: Network Preferences > Ethernet 4 From the Configure lis t, sele ct Using DHCP for dynamically assigned settings. 5 For s tati[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 21 1 •I n t h e Router field, enter the IP address of your Z yXEL Device. Figure 123 Mac OS X 10.5: Network Preferences > Ethernet 6 Click Apply and close the wi nd ow .[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 212 V erifying Settings Check your TCP/IP properties by clicking Applications > Utilities > Network Utilities , and then selecting the appropriat e Network interface from the Info tab. Figure 124 Mac OS X 10.5: Network Utility Linux: Ubuntu 8 (GNOME) This sect[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 213 1 Click System > Administration > Network . Figure 125 Ubuntu 8: System > Administration Menu 2 When the Network Settings wi ndow opens, click Unl ock to open the Authenticate window . (By default, the Unloc k button is greyed out until click ed.) Y ou c[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 214 3 In the Authenticate window , enter your admin a ccount name and password then click the Authenticate button. Figure 127 Ubuntu 8: Administrator Account Authentication 4 In the Network Settings window , select the connection that you wa nt to configure, then cl[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 215 5 The Properties dialog box opens. Figure 129 Ubuntu 8: Network Settings > Properties •I n t h e Configuration list, select Automatic Configuration (DHCP) if you have a dynamic IP address. •I n t h e Configuration li st, select Static IP address if you hav[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 216 7 If you know yo ur DNS server IP address(es), click the DNS tab in the Net work Settings window and then enter the DNS se rv er information in the fields provided. Figure 130 Ubuntu 8: Network Settings > DNS 8 Click the Close button to apply the changes. V e[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 217 tab. The Interface Statistics column shows data if your connection is working properly . Figure 131 Ubuntu 8: Network T ools[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 218 Linux: openSUSE 10.3 (KDE) This section shows y ou how to configure y o ur computer’s T CP/IP settings in the K Desktop Environment (KDE) using the openSUSE 10.3 Linux distribution. The procedure, screens and file locations may vary depend i ng on your specifi[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 219 2 When the Run as R oot - KDE su dialog opens, enter the admin password and click OK . Figure 133 openSUSE 10.3: K Menu > Computer Menu 3 When the YaST Contro l Center window opens, select Network Devices and then clic k the Network Card icon. Figure 134 openS[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 220 4 When the Network Settings window opens, click the Overview tab, select the appropriate connection Name from the list, and then c lick the Co nfigure button. Figure 135 openSUSE 10.3: Ne twork Settings[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 221 5 When the Network Card Setup window opens, click the Address tab Figure 136 openSUSE 10.3: Ne twork Card Setup 6 Select Dynamic Address (DHCP) if you ha ve a dynamic IP add ress. Select Statically assigned IP Address if y ou ha ve a static IP address. Fill in th[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 222 8 If you know yo ur DNS server IP address(es), click the Hostname/DNS tab in Network Settings and then enter the DNS server informat ion in the fields provided. Figure 137 openSUSE 10.3: Ne twork Settings 9 Click Finish to sa ve your settings and close the windo[...]

Appendix A Setting Up Your Compu te r’s IP Address P-870HW-51a v2 User’s Guide 223 V erifying Settings Click the KNetwork Manager icon on the Task bar t o check your T CP/IP properties. From the Option s sub-m enu, se lect Show Connectio n Information . Figure 138 openSUSE 10.3: KNet work Manager When the Connection Statu s - KNetwork Manager w[...]

Appendix A Se tting Up Your Computer’s IP Addres s P-870HW-51a v2 User ’s Guide 224[...]

P-870HW-51a v2 User’s Guide 225 A PPENDIX B Pop-up Windows, JavaScript s and Java Permissions In order to use the web configurator you need to allow: • W eb browser pop-up wind ows from your device. • Jav aScripts (enabled by defaul t). • Jav a permissions (enabled by default). Note: Internet Explorer 6 screens are used here . Screens for o[...]

Appendix B Po p-up Window s, JavaScrip ts and Java Permissions P-870HW-51a v2 User ’s Guide 226 1 In Internet Explorer , select Tools , Internet Options , Privacy . 2 Clear the Block pop-ups check box in the Pop-up Blocker sect ion of the screen. This disables an y web pop-up block ers you may have enabled. Figure 141 Internet Options: Privacy 3 [...]

Appendix B Pop-up Windows, JavaScripts and Java Permissions P-870HW-51a v2 User’s Guide 227 2 Select Settings… to open the Pop-up Blocker Settings screen. Figure 142 Internet Options: Privacy 3 T ype the IP address of your device (the web page that you do not want to hav e blocked) wi th the prefix “http://” . For example, http://192.168.16[...]

Appendix B Po p-up Window s, JavaScrip ts and Java Permissions P-870HW-51a v2 User ’s Guide 228 4 Click Add to mo ve the IP address to the list of Allowed sites . Figure 143 Pop-up Blo cker Settings 5 Click Close to return to the Privacy screen. 6 Click Apply to save this setting. JavaScript s If pages of the web configur ator do not display prop[...]

Appendix B Pop-up Windows, JavaScripts and Java Permissions P-870HW-51a v2 User’s Guide 229 1 In Internet Explorer , click Tools , Internet Options and then the Security tab. Figure 144 Internet Options: Secu rity 2 Click the Custom Level... button . 3 Scroll down to Scriptin g . 4 Under Active scripting make sure that Enable is selected (the def[...]

Appendix B Po p-up Window s, JavaScrip ts and Java Permissions P-870HW-51a v2 User ’s Guide 230 6 Click OK to close the window . Figure 145 Security Settings - Java Scripting Java Permissions 1 From Internet Explorer , click Tools , Internet Options and then the Security tab. 2 Click the Custom Level... button . 3 Scroll down to Microsoft VM . 4 [...]

Appendix B Pop-up Windows, JavaScripts and Java Permissions P-870HW-51a v2 User’s Guide 231 5 Click OK to close the window . Figure 146 Security Settings - Java JA V A (Sun) 1 From Internet Explorer , click Tools , Internet Options and then the Advanced tab. 2 Make sure that Use Java 2 for <applet> under Java (S un) is selected.[...]

Appendix B Po p-up Window s, JavaScrip ts and Java Permissions P-870HW-51a v2 User ’s Guide 232 3 Click OK to close the window . Figure 147 Java (Sun) Mozilla Firefox Mozilla Firefo x 2.0 screens are used here . Screens for other versions ma y vary . Y ou can enable Jav a, Jav ascripts and pop-ups in one screen. Cli ck Tools, then click Options i[...]

Appendix B Pop-up Windows, JavaScripts and Java Permissions P-870HW-51a v2 User’s Guide 233 Click Content .to show the screen below. Select the chec k boxes as shown in the following screen. Figure 149 Mozilla Firefox Content Security[...]

Appendix B Po p-up Window s, JavaScrip ts and Java Permissions P-870HW-51a v2 User ’s Guide 234[...]

P-870HW-51a v2 User’s Guide 235 A PPENDIX C IP Addresses and Subnetting This appendix introduces IP addresses and subnet masks. IP addresses identify indi vidual devices on a network. Every networking device (including computers, serv ers, routers, printers, etc.) needs an IP address to communicate across the netw ork. These networking devices ar[...]

Appendix C IP Addresses a nd Subnetting P-870HW-51a v2 User ’s Guide 236 The following figure shows an example IP address in which the first three octets (192.168.1) are the network number , and the fourth octet (16) is the host ID . Figure 150 Network Number and Host ID How much of the IP address is the networ k number and how much is the host I[...]

Appendix C IP Addresses and Subnetting P-870HW-51a v2 User’s Guide 237 By conv ention, subnet masks alw ays cons ist of a continuous sequence of ones beginning from the leftmost bit of the mask, followed by a continuous sequence of zeros, for a total number of 32 bits. Subnet masks can be referred to by the size of the network number part (the bi[...]

Appendix C IP Addresses a nd Subnetting P-870HW-51a v2 User ’s Guide 238 Not ation Since the mask is alw ays a continuo us number of ones beginning f rom the left, followed by a continuous number of zeros for the remainder of the 32 bit mask, you can simply specif y the number of ones instead of writing the v alue of each octet. Th is is us ua ll[...]

Appendix C IP Addresses and Subnetting P-870HW-51a v2 User’s Guide 239 The following figure shows the company network before subnetting. Figure 151 Subnetting Example: Before Subnetting Y ou can “borrow” one of the host ID bits to divi de the network 192.168.1.0 into two separate sub-networks. The subnet mask is now 25 bits (25 5.255.255.128 [...]

Appendix C IP Addresses a nd Subnetting P-870HW-51a v2 User ’s Guide 240 The following figure shows the company network after subnet ting. There are now two sub-n etworks, A and B . Figure 152 Subnetting Example: Af ter Subnetting In a 25-bit subnet the host ID has 7 bits , so each sub-net work has a maximum of 2 7 – 2 or 126 possibl e hosts (a[...]

Appendix C IP Addresses and Subnetting P-870HW-51a v2 User’s Guide 241 Each subnet contains 6 host ID bit s, giving 2 6 - 2 or 62 hosts for each subnet (a host ID of all zeroes i s the subnet it self , all ones is the subnet’s broadcast address). T able 63 Subnet 1 IP/SUBNET MASK NETWORK NUMBER LAST OCTET BIT VA L U E IP Address (Decimal) 192.1[...]

Appendix C IP Addresses a nd Subnetting P-870HW-51a v2 User ’s Guide 242 Example: Eight Subnet s Similarly , use a 27-bit mask to create eight subnets (000, 001, 010, 011, 100, 101, 110 and 111). The following table shows IP address last octet values for each sub net. Subnet Planning The following table is a summary for subnet planning on a netwo[...]

Appendix C IP Addresses and Subnetting P-870HW-51a v2 User’s Guide 243 The following table is a summary for subnet planning on a network with a 16-bit network number . Configuring IP Addresses Where you obtain your network number depends on your particular situation. If the ISP or your network administrat or assigns you a block of registered IP a[...]

Appendix C IP Addresses a nd Subnetting P-870HW-51a v2 User ’s Guide 244 address that you entered. Y ou don't need to change the subnet mask computed by the Z yXEL Device unless you are instructed to do otherwise. Private IP Addresses Every machine on the In ternet must ha ve a uni que address. If your ne tworks are isolated from the Interne[...]

Appendix C IP Addresses and Subnetting P-870HW-51a v2 User’s Guide 245 address to computer A or setting computer A to obtain an IP address automatically . Figure 153 Conflicting Compute r IP Addres ses Examp le Conflicting Router IP Addresses Example Since a router connects different networks, it must have inte rfaces u sing di fferent network nu[...]

Appendix C IP Addresses a nd Subnetting P-870HW-51a v2 User ’s Guide 246 The computer cannot access the Internet. This prob lem can be solved by assigning a different IP address to t he computer or the router ’ s LAN port. Figure 155 Conflicting Compu ter and Router IP Addresses Example[...]

P-870HW-51a v2 User’s Guide 247 A PPENDIX D W ireless LANs Wireless LAN T opologies This section discuss es ad-hoc and infr astructure wi reless LAN topologies. Ad-hoc Wireless LAN Configuration The simplest WLAN configur ation is an in depend ent (Ad-hoc) WLAN that connect s a set of computers with wireless adapters (A, B, C). An y time two or m[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 248 with each other . When Intra-BS S is disabled, wireless cli ent A and B can still access the wired network but cannot communicate with eac h other . Figure 157 Basic Service Set ESS An Extended Service Set (ESS) c onsists of a series of overlapping BS Ss, each containing an access point, w[...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 249 An ESSID (ES S IDentification) uniquely id entifies each ESS . All access points and their associated wirel ess clients within the same ESS must have the same ESSID in order to comm u nicate. Figure 158 Infrastructure WLAN Channel A channel is the r adio frequency(i es) used by wireless dev[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 250 wireless gatewa y , but out-of -r ange of ea ch other , so they cannot "h ear" each other , that is they do not know if the channel is currently being used. Therefore, they are consider ed hi dden from each other . Figure 159 RTS / C T S When station A sends data to the AP , it m[...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 251 Fragment ation Threshold A Fragmentation Threshold is the maximum data fr agment size (between 256 and 2432 bytes) that can be sent in th e wireless network before the AP will fragment the packet into smaller dat a frames. A large Fragmentation Threshold is recommended for networks not pron[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 252 sever al intermediate rate steps between the maximum and minimum data r ates. The IEEE 802.11g data rate and modulation are as follows: Wireless Security Overview Wireless security is vital to your ne twork to protect wireless communication between wireless client s, ac ce ss points and t [...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 253 IEEE 802.1x In June 2001, the IEEE 802.1x standard w a s designed to extend the features of IEEE 802.11 to support extended authentica tion as well as providing addi tional accounting and control features. It is su pported by Windows XP and a number of network devices. Some advantages of IE[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 254 • Access-Challeng e Sent by a RADIUS server requesting more information in order to allow access. The access point sends a proper response from the user and then sends another Access- Request message . The following types of RADIUS messages are exchanged between the access point and the [...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 255 However , MD5 authen tication h as some weaknesses. Since the authentication server needs to get the plaintext password s, t he p assword s must be stored. Thus someone other th an the authenti c a tion server may access th e p a s sw ord fi le. In addition, it is possible to impersonate an[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 256 Dynamic WEP Key Exchange The AP maps a unique key that is generated with t he RADIUS server . This key expires when the wireless connection ti me s out, disconnec ts or reauthentication times out. A new WEP key is generated ea ch time reauthenticati on is performed. If this feature is enab[...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 257 If the AP or the wireless clients do no t support WP A2, just use WP A or WP A-PSK depending on whether you hav e an external RADIUS server or not. Select WEP only when the AP and/or wirel ess clients do not support WPA or WP A2. WEP is less secure than WP A or WP A2. Encryption WP A improv[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 258 keys. This prev ent all wireless d evices sharing the same encryption ke ys. (a weakness of WEP) User Authentication WP A and WPA2 apply IEEE 802.1x and Extens ible Authentication Protocol ( EAP) to authenticate wireless clients using an ex ternal RADIUS database. WPA2 reduces the number o[...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 259 4 The RADIUS server distributes the PMK to the AP . The AP th en se ts up a key hierarchy and management system, usin g the PMK to dynamica lly generate unique data encryption k eys. The k eys are used to encrypt every data packet that is wirelessly communicated bet ween the AP and the wire[...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 260 4 The AP and wireless clients use the TKIP or AES encryption process, the PMK and information exchanged in a handshake to create tempor al encryption keys. They use these keys to encrypt data exchanged between them. Figure 161 WP A(2)-PSK Authentication Security Parameters Summary Re fer t[...]

Appendix D Wireless LANs P-870HW-51a v2 User’s Guide 261 Antenna Overview An antenna couples RF signals onto air . A tr ansmitter within a wireless device sends an RF signal to the antenna, whic h propagates the signal through the air . The antenna also operates in reverse by capturing RF signals from the air . P ositioning the antennas properly [...]

Appendix D Wireless LANs P-870HW-51a v2 User ’s Guide 262 • Omni-directional antennas send t he RF sign al out in all directions on a horizontal plane. The cover age area is torus-sh aped (like a donut) which makes these antennas ideal for a room environment. With a wide cove rage area, it is possible to make circular ov erlapping cov erage are[...]

P-870HW-51a v2 User’s Guide 263 A PPENDIX E Common Services The following table lists some commonl y-used services and their associated protocols and port numbers. F or a comprehe nsiv e list of p ort numbers, ICMP type/ code numbers and services , visit the IANA (Internet Assigned Number Authority) web site. • Name : This is a short, descrip t[...]

Appendix E Com mon Servic es P-870HW-51a v2 User ’s Guide 264 ESP (IPSEC_TUNNEL) User -Defined 50 The IPSEC ESP (Encapsulation Security Protocol) tunneling protocol uses this service. FINGER TCP 79 Finger is a UNIX or Internet related command that can be used to find out if a user is logged on. FTP TCP TCP 20 21 File T ransfer Progr am, a program[...]

Appendix E Common Services P-870HW-51a v2 User’s Guide 265 PPTP TCP 1723 Point -to-P oint T unneling Protocol enables secure transfer of data ov er public networks. This is the control channel. PPTP_TUNNEL (GRE) User -Defined 47 PPTP (P oint -to-Point T unne ling Protocol) enables secure transfer of data over public networks. This is the data cha[...]

Appendix E Com mon Servic es P-870HW-51a v2 User ’s Guide 266 TFTP UDP 69 T rivial File T ransfer Protocol is an Internet file transfer protocol similar to FTP , but uses the UDP (User Datagram Protocol) r ather than TCP (T ransmission Control Protocol). VDOLIVE TCP 7000 Another videoconferencing solution. T able 74 Commonly Used Services (contin[...]

P-870HW-51a v2 User’s Guide 267 A PPENDIX F Legal Information Copyright Copyright © 2009 by Z yXEL Communications Corpor ation. The contents of this publication ma y not be reproduced in any part or as a whole, transcrib ed, stored in a retriev al syst em, tr anslated into an y language , or transmitted in an y form or by any me ans, electronic,[...]

Appendix F Legal Information P-870HW-51a v2 User ’s Guide 268 • This dev ice m u st accept any in terferen ce received, including interference that may cause undesired operations. This device has been tested and found to comply with the limits for a Clas s B digital device pursuant to P art 15 of th e FCC Rules. These limi ts are designed to pr[...]

Appendix F Legal Information P-870HW-51a v2 User’s Guide 269 本機限在不干擾合法電臺與不受 被干擾保障條件下於室內使用。 減少電磁波影響，請妥適使用。 Notices Changes or modifications not expressly appro ved by the party responsible for compliance could v oid the user's authority to oper ate the equipme[...]

Appendix F Legal Information P-870HW-51a v2 User ’s Guide 270 purpose. Z yXEL shall in no event be hel d liable for indirect or consequential damages of any ki nd to the purchaser . T o obtain the services of this warr anty , con tact your vend or . Y ou may a lso r efe r to the warrant y policy for the region in wh ich you bought the devic e at [...]

Index P-870HW-51a v2 User’s Guide 271 Index A AAL5 189 ACS 143 ADSL2 189 Advanced Encryption Standard See AES. AES 257 alternative subnet mask notation 238 antenna 187 directional 262 gain 261 omni-directional 262 AP (access point) 249 applications Internet access 20 AT M A A L 5 189 A TM Ada ptation Layer 5 (AAL5) 189 Auto Configuration Server ,[...]

Index P-870HW-51a v2 User ’s Guide 272 Dynamic Host Configur ation Protocol. See DHCP . dynamic WEP key exchange 256 DYNDNS wildcard 141 E EAP Authentication 254 EAP-MD5 191 ECHO 11 2 encapsulated routing link protocol (ENET ENCAP) 64 Encapsulation 64 PPP over Ethernet 64 encapsulation ENET ENCA P 64 encryption 257 WEP 86 ESS 248 ESSID 40 Extende[...]

Index P-870HW-51a v2 User’s Guide 273 creating or eiding rules 120 introduction 11 7 policies 11 8 IP multicasting 190 IP pool 72 IP pool setup 75 L LAN statistics 46 LAN TCP/IP 75 logs 169 overview 169 settings 170 M MAC 40 MAC address 40 MAC address filter action 92 MAC filter 91 managing the device good habits 20 memory usage 41 Message Integr[...]

Index P-870HW-51a v2 User ’s Guide 274 tagging 130 versus CoS 130 Quality of Service, see QoS Quick Start Guide 35 R RADIUS 191 , 253 message types 253 messages 253 shared secret key 254 Reach-Extended ADSL 189 registration product 270 related documentation 3 remote management TR -069 143 Remote Procedure Calls, see RPCs 143 resetting your device[...]

Index P-870HW-51a v2 User’s Guide 275 UPnP 149 forum 150 security issues 150 V VID Virtual Local Area Network See VLAN VLAN 66 Introduction 66 number of possible VIDs priority frame static VLAN ID 66 VLAN Identifier See VI D VLAN tag 66 W WAN (Wide Area Network) 51 WA N in t e r f a c e 42 W AN statistics 42 warranty 269 note 269 W eb Configur at[...]

Index P-870HW-51a v2 User ’s Guide 276[...]