Edimax AR-7084GB manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Edimax AR-7084GB, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Edimax AR-7084GB one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Edimax AR-7084GB. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Edimax AR-7084GB should contain:
- informations concerning technical data of Edimax AR-7084GB
- name of the manufacturer and a year of construction of the Edimax AR-7084GB item
- rules of operation, control and maintenance of the Edimax AR-7084GB item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Edimax AR-7084GB alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Edimax AR-7084GB, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Edimax service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Edimax AR-7084GB.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Edimax AR-7084GB item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    [...]

  • Page 2

    Copyright © by Edimax Technology Co, LTD. all rights reser ved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior writte [...]

  • Page 3

    Federal Communication Commission Interference Stateme nt FCC Part 68 This equipment complies with Pa rt 68 of the FCC Rules. On the bottom o f this equipment is a label that contains the FCC Registration Number and Ringer Equivalence Number (REN) for this equipment. You must provide this information to the telephone company upon request. The REN is[...]

  • Page 4

    this equipment from the network until the problem has been corrected or you are sure that the equipment is not malfunc tioning. This equipment may not be used on coin service provided by the telephone company. Connection to party lines is subject to state tariffs. Installation This device is equipped with a USOC RJ11C connector. FCC Part 15 This eq[...]

  • Page 5

    FCC Caution This equipment must be installed and operated in accordance with provided instructions and a minimum 20 cm spacing must be provided between c omputer mounted antenna and person’s body (excluding extremities of hands, wrist and feet) during wireless modes of operation. This device complies with Part 15 of the FCC Rules. Operation is su[...]

  • Page 6

    R&TTE C ompliance S tatement This equipment complies with all the requirements of DIRECTIVE 1999/5/EC OF THE EUROPEAN PARLIAMENT AND THE COUNCIL of March 9, 1999 on radio equipment and telecommunication terminal Equipment and the mutual recognition of their conformity (R&TTE). The R&TTE Directive repeals and replaces in the directive 98[...]

  • Page 7

    Contents 1. INTRODUCTION ....................................................... 1 1.1. F EATURES ........................................................................... 2 1.2. M INIMUM R EQUIREMENTS ............................................... 3 1.3. P ACKAGE C ONTE NT .......................................................... 3 1.4. H ARDW[...]

  • Page 8

    5.4.3. SNMP ........... ................................................................ ........... 49 5.4.4. UPnP ............... ................ ............... ................................ ......... 49 5.4.5. DDNS ................ ................... .................. ................... .............. 50 5.5. M AINTENANCE ...............[...]

  • Page 9

    1 1. Introduction Congratulations on purchasing Edimax AR-7084XX Wire (or Wireless) LAN ADSL2+ Router. T his router is a cost -effective ADSL2+ r outer, with the combination of an ADSL2+ modem, router, Ethernet network switch and wireless access poin t, you can surf the Internet through your ADSL 2/2+ broadband connection without investing other de[...]

  • Page 10

    2 1.1. Features ADSL2/2+ Compliance • Support downstream rates of up to 24Mbps and upstream rat es of up to 1Mbps. • Compliant to ITU-T G.992.1 (G.dmt), G.992.2 (G. lite), G.992.3 (ADSL2), G.992.4 (splitterless ADSL2), G.992.5 ( ADSL2+) for Annex A, B. (Annex A and B are supported in diff erent H/W platform) • Supports Multi-Mode standard (AN[...]

  • Page 11

    3 1.2. Minimum Requirements The following devices are nece ssary to configure and use the ADSL2+ Route r: • A PC with Pre-installed Ethernet Adapter (Required) and a Web-Browser (Internet Explorer 4.0 or higher) • RJ-45 Ethernet crossover cable (Included i n the package) • RJ-11 (ADSL Ready) phone Line 1.3. Package Content • One ADSL2/2+ [...]

  • Page 12

    4 1.4. Hardware Placement 1.4.1. Rear Panel 1) Antenna Connector (For AR-7084gA / AR-7084gB ) The antenna connector of the router is reverse SMA connector. It al lows you to connecting an external antenna with revers e SMA connector to the router easily. 2) Reset The Reset button can be used to reset the router or restore to factory defaults. z If [...]

  • Page 13

    5 3) Power Jack Please plug the power adapter attached with the ADSL Router to the power jack. The power adapter is 12VDC. (12V, 1A for AR-7084gA/gB ; 12V , 0.5A/0.4A for AR-7084A/B) 4) Lo cal Area Network (LAN) The router’s 4 LAN ports are whe r e you connect your L AN’s PCs, printer servers, hubs and switches etc. 5) ADSL Connect the suppli[...]

  • Page 14

    6 2. Hardware Installation Step 1. Connect the ADSL Line Use the supplied RJ-11 telephone cable, connect the router f rom the ADSL port to your telephone socket with an ADSL micro filter plugged in. Step 2. Connect the router to yo ur LAN network Connect the router to your PC, hub or sw itch by attached the Ethernet cable to the LAN port of the rou[...]

  • Page 15

    7 3. Setup Wizard You can configure the router by running the Setup Wizard in the CD-ROM provided in the package. The wizard provides quick setup for the Internet connection, SSID, wireless security, firmware upgrade and changing router’s password. When you start the Setup Wizard, you will get the following Welc ome screen. Please choose the lang[...]

  • Page 16

    8[...]

  • Page 17

    9 Please choose the product type which you bought .[...]

  • Page 18

    10 The default password is “ 1234 “ . Please select your country and ISP .If the country or ISP is not list ed , please select “Others” from th e list. Click” Next “ to finish all configurations of Internet Connection , Wireless setting and Firmware Upgrade .[...]

  • Page 19

    11 4. IP Address Setting If you lost the CD-ROM or you prefer the traditional web setup, please follow the procedures of chapter 4 and chapter 5 to configure the router. Using the router to get into the Internet, the P Cs in the network must have Ethernet adapter installed and be connected to the router either di rect ly or through a hub or switch.[...]

  • Page 20

    12 4. In the Internet Protocol (TCP/IP) Properties window, select Obtain an IP address automatically and Obtain DNS server address automatically as shown on the following screen. 5. Click OK to confirm the setting. Your PC will now obtain an IP address automatically from your router’s DH CP server. Note: Please make sure that the router’s DHCP [...]

  • Page 21

    13 Windows 2000 1. Click the Start button and select Settings , then click Control Panel . The Control Panel window will appear. 2. Double-click Network and Dial-up Connections icon. In the Netw ork and Dial- up Connection window, double-click Loca l Area Connection icon. The Local Area Connection window will appear. 3. In the Local Area Connection[...]

  • Page 22

    14 6. Click OK to confirm the setting. Your PC will now obtain an IP address automatically from your Broadband Router’s DHCP server. Note: Please make sure that the router’s DHCP server is the only DHCP server available on your LAN. Windows 95/98/Me 1. Click the Start button and select Settings , then click Control Panel . The Control Panel win[...]

  • Page 23

    15 8. Reboot the PC. Your PC will now obt ain an IP address aut omatically from your router’s DHCP server. Note: Please make sure that the router’s DHCP server is the only DHCP server available on your LAN. Window s N T 1. Click the Start button and select Settings , then click Control Panel . The Control Panel window will appear. 2. Double-cli[...]

  • Page 24

    16 5. After you install TCP/IP, go ba ck to the Network window. Select TCP/IP from the list of Network Protocols and then click the Properties button. 6. Check each of the tabs and verify the following sett ings: IP Address : Select Obtain an IP address from a DHCP server. DNS : Let all fields are blank. WINS : Let all fields are blank. Routing : L[...]

  • Page 25

    17 5. Web Management Configuration Once you have configured your PCs to obtain an IP address automatically, the router’s DHCP server will automatically give y our LAN clients an IP address. By default the r outer’s DHCP server is enabled so that you can obtain an IP address automatically. To see if you have obtai ned an IP address, see Appendix[...]

  • Page 26

    18 The HOME page screen below will appear. The Home Page is divided into seven sections: Quick Start , I nterface Setup, Advanced Setup, Access Management, Maintenance, Status and Help . Quick Start (Section 5.1) Follow the setup process in the Quick Start, you can quickly set the router as an Internet Access device. Interface Setup (Sect ion 5.2 )[...]

  • Page 27

    19 Maintenance (Section 5.5) If you want to change the administrator’s password, restart the router, update the firmware, diagnose the connection or change the Tome Zone of the router, please select this menu. Status (Section 5.6) The router’s setup information, system log and some statistics can be viewed here. Help If you want to know about t[...]

  • Page 28

    20 In the Quick Start, click “Run Wizard” to start the configuration. Please follow the steps in the setup wizard to complete the configuration of the Internet connection.[...]

  • Page 29

    21 Step 1: Set your new password Please enter the new password and confirm the password again. Step 2: Choose your tome zone Please select the tome zone where you are located.[...]

  • Page 30

    22 Step 3: Set your Internet connection Please check with your ISP the connection type of the ADSL line. Step 4: Input the data supplied by your ISP To know more about the explanation of each setting, please refer to Section 5.2.[...]

  • Page 31

    23 Step 5: Re-start your ADSL router Click “Next” to save the settings and restart the router.[...]

  • Page 32

    24 5.2. Interface Setup 5.2.1. Internet z ATM VC Parameter Description Vi rt ua l Ci r cu it VPI (Virtual Path Identifier) and VCI (Virtual Channel Identifier define a virtual circuit. VPI VPI is a virtual path dete rmines the way an ATM cell should be routed. The VPI is an 8-bit (in UNI) or 12-bit (in NNI) number that is included in the hea der of[...]

  • Page 33

    25 Parameter Description VCI VCI is the label given to an ATM VC to identify it and determine its destination. The VCI is a 16-bit number that is included in the header of an ATM cell. The valid range for the VCI is 32 to 65535. Enter the VCI assigned by the ISP. A T M Q o S CBR (Constan t Bit Rate) – This class is used fo r emulating circuit swi[...]

  • Page 34

    26 Parameter Description M B S MBS (Maximum Burst S ize ) refers to the maximum number of cells that can be sent at the pea k rat e. Type the MBS, which is less than 65535. z Encapsulation The router can be connected to your servic e provider in any of the following ways. Parameter Description Dynamic IP Address Obtain an IP address automatically f[...]

  • Page 35

    27 please select “PPPoE LLC”, “PPPoE VC-Mux”, “PPPoA LLC”, or “PPPoA VC-Mux”. Bridge Interface This router built-in ADSL modem is able to connect to ISP automatically. Alternatively, if you want to use the dial up software to manually connect to the ISP, you have to activate the ”Bridge Interfac e”. Connection Always On – The [...]

  • Page 36

    28 Parameter Description Ge t IP Ad d re ss Choose Static or Dynamic IP Address. If Static IP is selected, please set t he IP Addr ess, Subnet M ask and Gateway obtained from your ISP. Static IP Address Enter the IP Address assigned by your ISP. IP Subnet Mask Enter the Subnet Mask assigned by your ISP. Gateway Enter the Gateway assigned by your IS[...]

  • Page 37

    29 Parameter Description Multicast S pecify the method of transm itting data simultaneously to many receivers. Please select “IGMP v1” or “IGMP v2” as the multicast protocol or select “Disabled” to disable the function. 5.2.2. LAN z Router Local IP Parameter Description IP Addr ess Enter the IP Address of the ADSL router for the local u[...]

  • Page 38

    30 Parameter Description IP Subnet Mask Enter the Subnet Mask of the ADSL router. By default, the Subnet Mask is 255.255.255.0 . D y n a m i c R o u t e Dynamic routing allows routing table s in routers to change as the possi ble routes change. Th is router supports RIP1, RIP2-B a n d RIP2-M protocols for dynamic routing. After the RIP protocol is [...]

  • Page 39

    31 IP Address” which will be the first IP Address assigned t o the LAN client. By default, the “Starting IP Address” is 192.168.2.100 . IP Pool Coun t You can select a particular IP ad dress range for yo ur DHCP server to issue IP addresses to your LAN Clients. By default, the “IP Pool Count” is 100. The IP range i s starting from IP 192.[...]

  • Page 40

    32 5.2.3. Wireless (For AR-7084gA / AR-7084gB Only ) z Access Point Settings Parameter Description Access Point Activated or deactivated the wireless function of the router. When it is activated, t he router will be an access point for other wireless clients to connect wirelessly. Channel It is the radio channel used by the wireless LAN. All device[...]

  • Page 41

    33 SSID The SSID (up to 32 printable A SCII characters) is the unique name identified in a WLAN. The ID prevents the unintentional merging of two co-located WLANs . The default SSID of the router is “default”. Beacon Interval The int erval of time that t his wireless router broadcast a beacon. Beacon is used to synchronize the wireless network.[...]

  • Page 42

    34 z Multiple SSI Ds Settings Parameter Description SSID Index This router can support multiple SS IDs. By default, this function is disabled. You can only set a se t of SSID. SSID The SSID (up to 32 printable A SCII characters) is the unique name identified in a WLAN. The ID prevents the unintentional merging of two co-located WLANs . The default [...]

  • Page 43

    35 WEP-128Bits When “WEP-128Bits” is selected, you have to enter exactly 13 ASCII characters (“a-z” and “0-9”) or 26 hexadecimal digits ("0-9", "a-f") for each Key (1-4). Parameter Description WPA-PSK WPA-PSK is suitable for home and small business. It uses TKIP or AES for data encryption. When “WPA -PSK” is sele[...]

  • Page 44

    36 Address you have specified will b e denied accessing to the router. Mac Address #1-8 Please enter the MAC Addr ess of the wireless clients for the filtering control. 5.3. Advanced Setup 5.3.1. Fire wall Parameter Description Firewall When you enable the firewall function, it will protect you from following attacks of WAN side: z SYN flooding att[...]

  • Page 45

    37 5.3.2. Routing z Routing Table Lis t You can see the curre nt routing table of the router here. If you want to add another routing rule, please click “A DD ROUTE”. Parameter Description Dest IP Show the IP Address of t he destination LAN. Mask Show the Subnet Mask of the dest ination LAN. If it shows “8” that means the S ubnet Mask is ?[...]

  • Page 46

    38 Use The counter for access time. Edit Edit the route, this icon is not shown for sys tem default route. Drop Drop the route, this icon is not shown for system default route. z Add Route If you have another router with a LAN-to-LAN connection, you may need to create a static routing on the router that is the gateway to Internet. Parameter Descrip[...]

  • Page 47

    39 Announced in RIP Select “Yes”, this routing path will be propagated to other hosts through RIP broadcasts. Select “No”, this rout ing path will be kept pr ivate and it is not included in RIP broadcasts. 5.3.3. NAT 5.3.3.1. NAT Network Address Translation (NAT) allows multiple users at your local site to access the Internet through a sing[...]

  • Page 48

    40 Number of IPs Select “Single” if you only have a public IP Address. Select “Multiple” if you have multiple IP Addresses. 5.3.3.2. DMZ The DMZ Host is a local computer exposed to the Internet. When setting a particular internal IP Address as t he DMZ Host, all incom ing packets will be checked by the firewall and NAT algorithms then passe[...]

  • Page 49

    41 server etc.) from the Internet. Computers use numbers called port numbers to recognize a particular service/Internet ap pl ication type. The Virtual Ser ver allows you to re-direct a particular service port number (fr om the Internet/WAN) to a particular LAN private IP Address and its service port number. Parameter Description Virtual Server for[...]

  • Page 50

    42 End Port Number Enter the end port number. Local IP Address It is recommended to enter a static IP Address for the server here. If the server’s IP Address is obtained from DHCP Server, the IP Address may be changed dynamically and will cause problem on this feature. Please assign a static IP Address to the server and make sure that the IP Addr[...]

  • Page 51

    43 5.4. Access Management 5.4.1. ACL If you want to restrict users from accessing certain Internet applications/s ervices such as Internet websites, email, FTP etc., then t his is the place to set that configuration. Access Control allows users to define the t raffic type permitted in your LAN or WAN. Yo u can control whic h computer can have acces[...]

  • Page 52

    44 Application Choose the services that you permit to use in your LAN or WAN interface. These services include Web, FTP, Telnet, SNMP and Ping. Interface Select the interface that the user is allowed to use services through it. It includes LAN, WAN or Both. 5.4.2. IP Filter You can forbid some users accessing to the router by filtering the users th[...]

  • Page 53

    45 5.4.2.1. IP/MAC Filter z IP / MAC Filter Set Editing Parameter Description IP/M AC Filter S et Index This is the item number to record the setting. Interface Select which channel (PVC) to configure. Direction Select the access to the Internet (Outgoing) or from the Internet (Incoming), or Both.[...]

  • Page 54

    46 z IP / MAC Filter Rule Editing Parameter Description IP/MAC Filter Rule Index This is the item number to record the setting rule. Rule Type Select to filter through the IP Address or MAC Address. Active Select “Yes” to enable the current rule, select “No” to cancel the current rule. Source IP Address Enter the start IP Address which will[...]

  • Page 55

    47 MAC Address The MAC address (Media Access Control address) is a hardware address that uniquely identif ies each node of a network. If the rule type is “MAC”, you have to designate the MAC address that you want to filter. Rule Unmatched Select action for the t raffic unmatching current rule. “Forward” is to leave it pass through; “Next?[...]

  • Page 56

    48 Parameter Description Application Filter Activate or deactivate the application filter. ICQ/MSN/YMSG/Real Audio/Video If “Allow” is selected, the packets for these applications will be able to pass through the rout er. If you want to restrict these applications, please select “Deny”. 5.4.2.3. URL Filter z URL Fil ter Editing Parameter De[...]

  • Page 57

    49 URL A URL can be thought of as t he "address" of a web page and is sometimes referred to inform ally as a "web address." Please enter the web address here that you want to restrict to be connected. z URL Filte r Listing The URL Filter Listing will list the URL you have configured. Y ou can review the settings here. 5.4.3. SNM[...]

  • Page 58

    50 5.4.4. UPnP When the UPnP function is e nabled, the router can be detected by UPnP compliant system such as Windows XP. The rout er will be displayed in the Neighborhood of Windows XP, so you can direct ly double click the router or right click the router and select “Invoke” to configure t he router through web browser. Parameter Description[...]

  • Page 59

    51 5.4.5. DDNS DDNS allows you to map the static do m ain name to a dynamic IP address. You must get an account, password and your s tatic domain name from the DDNS service providers. Parameter Description Dynamic DNS Activated or deactivated the DDNS function. Service Provider This router s upports DynDNS service provider. My Host Name Enter the d[...]

  • Page 60

    52 5.5. Maintenance 5.5.1. Administr ator Parameter Description Username The username of the router is “admin” by default. New Password Enter up to 30-digit of the new password. Confirm Password Enter the new password again to confirm the setting.[...]

  • Page 61

    53 5.5.2. Time Zone The Time Zone allows your router t o set its time; this will affect function such as System Log. Parameter Description Current Date/Time Show the current date/time of the router. Synchronize time with NTP Server Automatically – Set the time by following with a NTP Server. PC’s Clock – Set the time the s ame as your compute[...]

  • Page 62

    54 5.5.3. Firmware If you have new firmware for some features update, ple ase upgrade firmware of the router here. Parameter Description Current Firmware Version The current firmware version will be shown here. New Firmware Location Type in the location of the new firmware or click “Browse” to find it. New Romfile Location To restore the backup[...]

  • Page 63

    55 5.5.4. System Restart In this page, you can restart your router or rest ore to factory defaults. If you wish to restart the router usin g the factory default settings, select “Factory Default Settings” to reset to factory defaults. You can also click the “Reset” button in the rear panel of the router over 5 seconds to reset default setti[...]

  • Page 64

    56 5.6. Status 5.6.1. Device Info In this page, you can know the device information including firmwar e, MAC Address, LAN and WAN settings and also the A DSL line status.[...]

  • Page 65

    57 5.6.2. System Log Display system logs accumulated up to t he present time. You can also s ave the logs for future reviewing .[...]

  • Page 66

    58 5.6.3. Stati stics Show the statistics of transmit and receive packets on the LAN port, ADSL line or WLAN port.[...]

  • Page 67

    59 6. Troubleshooting 1. The LAN LED on the front panel does not light up. STEPS CORRECTIVE ACTION 1 Check the Ethernet cable connections between your ADSL2+ Router and the computer or hub. 2 Check for faulty Ethernet cables. 3 Make sure your comput er’s Ethernet card is working properly. 4 If these steps fail to correct the problem, contact your[...]

  • Page 68

    60 The following procedures will help y ou to check the current IP Address setting of your computer. You can compare if your computer and router’s IP Addresses are in the same subnet. Step 1: Click “Start” an d select “Run”. Step 2: Type in “cmd” and click “OK”. Step 3: Type ipconfig /all and c lick enter. z Your PC’s IP address[...]

  • Page 69

    61 4. I forget my login usern am e and/or password. STEPS CORRECTIVE ACTION 1 If you have changed the password and have now forgotten it, you will need to upload the default configurat ion file. This will erase all custom configurations and restore all of the factory defaults including the password. 2 Press the Reset button for five seconds, and th[...]

  • Page 70

    62 6. Initialization of the ADSL connection failed. STEPS CORRECTIVE ACTION 1 Check the cable connections between the ADSL port and the wall jack. The ADSL LED on the rear panel o f the router should be on. 2 Check VPI, VCI, type of encapsulation and ty pe of multiple xing settings are the same as what you collected from your ISP. 3 Restart the rou[...]

  • Page 71

    63 7. Glossary 10Base-T It is an Ethernet standard for Lo cal Area Network (LAN). 10Base-T uses a twisted pair cable with maximum length of 100 meters. AAL ATM Adaptation Layer that defines the rules governing segmentation and reassembly of data into c ells. Different AAL types are suited to different traffic classes. ADSL Asymmetric Digital Subscr[...]

  • Page 72

    64 CPE Customer Premises Equipment , such as A DSL router, USB modem. Default Gat eway (Rout er) Every non-router IP device needs to conf igure a default gateway’s IP address. When the device sends out an IP packet, if the destination is not on the same network, the device has to send the packet to its default gateway, which will then send it out[...]

  • Page 73

    65 FTP File Transfer Protocol. The Internet protocol (and program) used to transfer files between hosts. Idle Timeout Idle Timeout is designed so that aft er there is no traffic to the Internet for a pre- configured amount of time, the connection will automatically be disconnected. ISP Internet Service Provider is a business t hat provides connecti[...]

  • Page 74

    66 NAT Network Address Translator is defined by RFC 1631. Enable a LA N network to use one set of IP address for internal tr affic. A NAT box located where the LAN meets the Internet provides the necess ary IP address translation. This helps provide a sort of firewall and allo w for a wider address range to be used internally without danger of conf[...]

  • Page 75

    67 PPPoA (RFC 2364) The Point-to-Point Protocol (PPP) pr ovides a standard method for transporting multi-protocol data grams over point-to-point links. This document describes the use of ATM Adaptation Layer 5 (AAL5) for framing PPP encapsulated packets. PPPoE (RFC 2516) This document describes how to bu ild PPP sessions and encapsulate PPP packets[...]

  • Page 76

    68 Router A system responsible for making decisions about which of several paths network (or Internet) traffic will follow. To do this, it uses a routing protocol to gain information about the network and algor ithms to choose the best route based on several criteria known as "routing metri cs. Subnet Mask A subnet mask, which may be a part of[...]

  • Page 77

    69 WAN Wide Area Network i s a network that connects computers l ocated in geographically separate areas (e.g. differ ent buildings, cities, countries). The Internet is a wide area network. Web-based management Graphical User Interface (GUI) Many devices support a graphical user interface that is based on the web browser. This means the user can us[...]

  • Page 78

    70[...]