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NETGEAR C3000 manual

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Table of contents for the manual

  • Page 1

    350 East Plumeria Drive San Jose, C A 95134 USA August 2014 202-11275-02 N300 WiFi Cable Modem Rout er Model C3000 User Manual[...]

  • Page 2

    2 N300 WiFi Cable Modem Router Model C3000 Suppor t Thank you f or selecting NET GEAR products. After inst alling your device, locat e the serial number on the label of your product and use it to r egister your pr oduct at https ://my .net gear .com . Y ou mus t r egister your pr oduc t bef or e you can use NET GEAR telephone support . NET GE AR r [...]

  • Page 3

    3 Cont ents Chapter 1 Hardware Setup Unpack Y our Modem R outer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Fr ont Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Re ar P anel . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 4

    4 N300 WiFi Cable Modem Router Model C3000 Add a Network F older on a USB Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Edit a Network F older on a USB Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Appr ove USB Devic es . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 5

    5 N300 WiFi Cable Modem Router Model C3000 View or Change the Modem Rout er Wireless Channel . . . . . . . . . . . . . . . . . . . . 82 Remo t e Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 Chapter 8 Specify Internet Port Settings Set Up P or t Forwar ding to a L ocal Server . . . . .[...]

  • Page 6

    6 1 1. Har dw ar e Setup This chapter covers the following topics: • Unpack Y our Modem Router • Front Panel • Rear Panel • Position Y our Modem Router • Position Y our Modem Router • Cable Y our Modem Router For more information about the topics covered in this manual, visit the support website at support.netgear .com.[...]

  • Page 7

    Hardw ar e Setup 7 N300 WiFi Cable Modem Router Model C3000 Unpack Y our Modem Rout er Y our package contains the following items. Power adapter Ethernet cable Modem router Figure 1. Package contents Fr ont P anel The modem router has status LEDs and buttons on the front. Power LED Downstream LED Upstream LED Internet LED WPS button / LED WiFi On/O[...]

  • Page 8

    Hardw ar e Setup 8 N300 WiFi Cable Modem Router Model C3000 Y ou can use the LEDs to verify status and connections. The following table lists and describes each LED and button on the front panel of the modem router. T able 1. Front panel LEDs and buttons LED Description WPS button with LED This button lets you use WPS to join the WiFi network witho[...]

  • Page 9

    Hardw ar e Setup 9 N300 WiFi Cable Modem Router Model C3000 R ear P anel The rear panel has the connections and buttons shown the following figure. Power adapter input Gigabit Ethernet LAN ports Coaxial cable connector Power On/Off button USB port (optional) Figure 3. Modem router rear panel P osition Y our Modem Rout er The modem router lets you a[...]

  • Page 10

    Hardw ar e Setup 10 N300 WiFi Cable Modem Router Model C3000 • Make sure that the modem router is within reach of an AC power outlet and near Ethernet cables for wired computers. • Place the modem router in an elevated location, minimizing the number walls and ceilings between the modem router and your other devices. • Place the modem router [...]

  • Page 11

    Hardw ar e Setup 11 N300 WiFi Cable Modem Router Model C3000 Cable the Modem Rout er with a Simple Network The modem router comes configured to work as both a modem and a router . Y ou can share your Internet connection without connecting the modem router to a router or gateway . Modem router Power On/Off Power adapter Coaxial cable button Figure 4[...]

  • Page 12

    Hardw ar e Setup 12 N300 WiFi Cable Modem Router Model C3000  T o cable your modem router to a router or gateway: 1. Connect a coaxial cable from the cable port on the modem router t o a cable wall outlet or a line splitter . Use the coaxial cable that your cable company provides. Note: If Charter is your cable Internet service provider (ISP), C[...]

  • Page 13

    13 2 2. Connec t t o the Network and Acc ess the Modem Rout er This chapter contains the following sections: • Connect to the Network • T ypes of Logins • Log In to the Modem Router[...]

  • Page 14

    Connect to the Network and Acc ess the Modem Rout er 14 N300 WiFi Cable Modem Router Model C3000 Connec t t o the Network Y ou can connect to the modem router’s network through a wired or WiFi connection. If you set up your computer to use a static IP address, change the settings so that it uses Dynamic Host Configuration Protocol (DHCP). Wir ed [...]

  • Page 15

    Connect to the Network and Acc ess the Modem Rout er 15 N300 WiFi Cable Modem Router Model C3000 Label The label on the modem router shows the login information, MAC address, and serial number . Figure 5. Modem router label T ypes of L ogins Separate types of logins have different purposes. It is important that you understand the difference so that[...]

  • Page 16

    Connect to the Network and Acc ess the Modem Rout er 16 N300 WiFi Cable Modem Router Model C3000 A login screen displays. 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays.[...]

  • Page 17

    17 3 3. Specif y Initial Settings This chapter contains the following sections: • Notify Y our Internet Service Provider • Specify the Cable Connection Starting Frequency • View Modem Router Initialization • Specify the Internet Connection Settings[...]

  • Page 18

    Specify Initial Settings 18 N300 WiFi Cable Modem Router Model C3000 Notif y Y our Int ernet Ser vice P r ovider Y ou must contact your Internet service provider (ISP) and tell them that you are using the modem router.  T o set up your Internet connection: 1. Contact your cable ISP and inform them that you are installing a new modem router that [...]

  • Page 19

    Specify Initial Settings 19 N300 WiFi Cable Modem Router Model C3000 • If the modem router i s not visible, your cable ISP can give you instructions to verify why the modem router does not connect with your high-speed Internet service. • If the modem router i s visible to your cable ISP , try rebooting the modem router and check its LEDs to ver[...]

  • Page 20

    Specify Initial Settings 20 N300 WiFi Cable Modem Router Model C3000 View Modem Rout er Initialization Y ou can utrack the initialization procedure of the modem router, and to get details about the downstream and upstream cable channel. The time is displayed after the modem router is initialized. The modem router automatically goes through the foll[...]

  • Page 21

    Specify Initial Settings 21 N300 WiFi Cable Modem Router Model C3000 Specif y the Int ernet Connec tion Settings Y ou can view or change the modem router’s Internet connection settings.  T o specify the Internet connection settings: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://rou[...]

  • Page 22

    Specify Initial Settings 22 N300 WiFi Cable Modem Router Model C3000 8. For the Domain Name Server (DNS) Address setting, select one of the following radio buttons: • Get Automatically from ISP . Y our ISP uses DHCP to assign your DNS servers. Y our ISP automatically assigns this address. • Use These DNS Servers . If you know that your ISP requ[...]

  • Page 23

    23 4 4. Contr ol Acc ess t o the Int ernet This chapter explains how to prevent objectionable content from reaching the computers and other devices that are connected to your network. This chapter includes the following sections: • Set Up Parental Controls • Use Keywords to Block Internet Sites • Block Services from the Internet • Schedule [...]

  • Page 24

    Contr ol Access t o the Internet 24 N300 WiFi Cable Modem Router Model C3000 Set Up P ar ental C ontr ols The first time that you select Parental Controls from the BASIC Home screen, your browser goes to the Live Parental Controls website, where you can learn more about Live Parental Controls and download the application.  T o set up Live Parent[...]

  • Page 25

    Contr ol Acces s to the Int ernet 25 N300 WiFi Cable Modem Router Model C3000 After installation, Live Parental Controls automatically starts. 7. Click the Next button. 8. Read the note, and click the Next button again to proceed. Because Live Parental Controls uses free OpenDNS accounts, you are prompted to log in or create a free account. 9. Sele[...]

  • Page 26

    Contr ol Access t o the Internet 26 N300 WiFi Cable Modem Router Model C3000 11 . Complete the fields and click the Next button. After you log on or create your account, the filtering level screen displays: 12. Select a radio button for a filtering level and click the Next button. 13. Click the T ake me to the status screen button. Parental control[...]

  • Page 27

    Contr ol Acces s to the Int ernet 27 N300 WiFi Cable Modem Router Model C3000 The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Security > Block Sites . 5. Select one of the keyword blocking options: • Per Schedule . T urn on keywo[...]

  • Page 28

    Contr ol Access t o the Internet 28 N300 WiFi Cable Modem Router Model C3000 The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Security > Block Sites . 5. Do one of the following: • T o delete a single word, select it and click the[...]

  • Page 29

    Contr ol Acces s to the Int ernet 29 N300 WiFi Cable Modem Router Model C3000 • T o block the services all the time, select the Always radio button. • T o block the services based on a schedule, select the Per Schedule radio button. T o specify the schedule, see Schedule When to Block Internet Sites and Services on page 30. 6. Click the Add but[...]

  • Page 30

    Contr ol Access t o the Internet 30 N300 WiFi Cable Modem Router Model C3000 Schedule When t o Block Int ernet Sites and Ser vic es When you schedule blocking, the same schedule is used to block sites and to block services. For information about how to specify what you want the modem router t o block, see Use Keywords to Block Internet Sites on pag[...]

  • Page 31

    Contr ol Acces s to the Int ernet 31 N300 WiFi Cable Modem Router Model C3000 A login screen displays. 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Security > Block Sites . 5. Sc[...]

  • Page 32

    Contr ol Access t o the Internet 32 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Security > E-mail . 5. Select the T urn E-mail Notification On check box. 6. In the Y our Outgoing Mail Server field, enter the name of your ISP outgoing (SMTP) mail server (such as mail.myISP .com). Y ou might be able to find this information i[...]

  • Page 33

    33 5 5. Shar e a USB Driv e A ttached t o the Modem Rout er This chapter describes how to access and configure a USB storage drive attached to your modem router. The USB port on the modem router can be used only to connect USB storage devices like flash drives or hard drives, or a printer . Do not connect computers, USB modems, CD drives, or DVD dr[...]

  • Page 34

    Share a USB Driv e A ttached t o the Modem Router 34 N300 WiFi Cable Modem Router Model C3000 USB Drive R equir ements The modem router works with most USB-compliant external flash and hard drives. For the most up-to-date list of USB drives that the modem router supports, visit http://kbserver .netgear.com/readyshare . Some USB external hard drives[...]

  • Page 35

    Share a USB Driv e A ttached t o the Modem Router 35 N300 WiFi Cable Modem Router Model C3000  T o map the USB device to a Windows network drive: 1. V isit www .netgear .com/readyshare. 2. In the ReadySHARE USB Storage Access pane, click PC Utility . The readyshareconnect.exe file is downloaded to your computer . 3. Launch readyshareconnect.exe [...]

  • Page 36

    Share a USB Driv e A ttached t o the Modem Router 36 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > USB Storage > Advanced Settings . 5. Specify access to the USB storage device: • Network Device Name . This is the name used to access the USB device connected to the modem router. The default is readyshare. • W orkgroup . I[...]

  • Page 37

    Share a USB Driv e A ttached t o the Modem Router 37 N300 WiFi Cable Modem Router Model C3000 Use F TP Within the Network File T ransfer Protocol (FTP) lets you send and receive large files faster .  T o set up FTP access: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net[...]

  • Page 38

    Share a USB Driv e A ttached t o the Modem Router 38 N300 WiFi Cable Modem Router Model C3000 View or Change Network F olders on a USB Driv e Y ou can view or change the network folders on the USB storage device  T o view network folders: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http:/[...]

  • Page 39

    Share a USB Driv e A ttached t o the Modem Router 39 N300 WiFi Cable Modem Router Model C3000 Add a Network F older on a USB Drive Y ou can add network folders on the USB storage device.  T o add a network folder: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http:[...]

  • Page 40

    Share a USB Driv e A ttached t o the Modem Router 40 N300 WiFi Cable Modem Router Model C3000 Edit a Netw ork Folder on a USB Driv e Y ou can add network folders on the USB storage device.  T o edit a network folder: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or ht[...]

  • Page 41

    Share a USB Driv e A ttached t o the Modem Router 41 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Advanced Setup > USB Settings. By default, Enable any USB Device connection to the USB port is selected. This setting lets you connect and access all your USB drives. 5. Select the No radio button. 6. Click the Approved Devices [...]

  • Page 42

    Share a USB Driv e A ttached t o the Modem Router 42 N300 WiFi Cable Modem Router Model C3000 Saf ely R emov e a USB Drive Before you physically disconnect a USB drive from the modem router USB port, log in to the modem router and take the drive offline.  T o remove a USB disk drive safely: 1. Launch a web browser from a computer or wireless dev[...]

  • Page 43

    43 6 6. Specif y Network Settings This chapter includes the following sections: • View or Change W AN Settings • Change the MTU Size • Set Up a Default DMZ Server • Change the Modem Router ’s Device Name • Change the LAN TCP/IP Settings • Specify the IP Addresses That the Modem Router Assigns • Reserve LAN IP Addresses • Use the W[...]

  • Page 44

    Specify Network Settings 44 N300 WiFi Cable Modem Router Model C3000 View or Change W AN Settings Y ou can view or configure wide area network (WAN) settings for the Internet port. Y ou can set up a DMZ (demilitarized zone) server , change the maximum transmit unit (MTU) size, and enable the modem router to respond to a ping to its W AN (Internet) [...]

  • Page 45

    Specify Network Settings 45 N300 WiFi Cable Modem Router Model C3000 MTU only if you are sure that it is necessary for your ISP connection. See Change the MTU Size on page 45. • Disable SIP ALG . Some V oIP applications do not work well with the SIP ALG. Selecting this check box to turn off the SIP ALG might help your V oIP devices to create or a[...]

  • Page 46

    Specify Network Settings 46 N300 WiFi Cable Modem Router Model C3000 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Setup > W AN Setup . 5. In the MTU Size field, enter a value fro[...]

  • Page 47

    Specify Network Settings 47 N300 WiFi Cable Modem Router Model C3000 Set Up a Def ault DMZ Ser ver The default DMZ server feature is helpful when you are using some online games and videoconferencing applications that are incompatible with Network Address T ranslation (NA T). The modem router is programmed to recognize some of these applications an[...]

  • Page 48

    Specify Network Settings 48 N300 WiFi Cable Modem Router Model C3000 Change the Modem Rout er’ s Devic e Name The modem router’s device name is C3000. This device name displays in file manager when you browse your network.  T o change the modem router’ s device name: 1. Launch a web browser from a computer or wireless device that is connec[...]

  • Page 49

    Specify Network Settings 49 N300 WiFi Cable Modem Router Model C3000 Change the L AN T CP / IP Settings The modem router is preconfigured to use private IP addresses on the LAN side and to act as a DHCP server . The modem router’ s default LAN IP configuration is as follows: • LAN IP address . 192.168.0.1 • Subnet mask . 255.255.255.0 These a[...]

  • Page 50

    Specify Network Settings 50 N300 WiFi Cable Modem Router Model C3000 The IP address and subnet mask identify which addresses are local to a specific device and which must be reached through a gateway or modem router. 7. Click the Apply button. Y our changes are saved. If you changed the LAN IP address of the modem router, you are disconnected when [...]

  • Page 51

    Specify Network Settings 51 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Setup > LAN Setup . 5. Specify the range of IP addresses that the modem router assigns: a. In the Starting IP Address field, type the lowest number in the range. This IP address must be in the same subnet as the modem router. b. In the Ending IP Address[...]

  • Page 52

    Specify Network Settings 52 N300 WiFi Cable Modem Router Model C3000 A login screen displays. 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Setup > LAN Setup . 5. In the Address R[...]

  • Page 53

    Specify Network Settings 53 N300 WiFi Cable Modem Router Model C3000  T o delete a reserved address entry: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router user name and password. The user name is[...]

  • Page 54

    Specify Network Settings 54 N300 WiFi Cable Modem Router Model C3000 The WPS process automatically sets up your wireless computer with the network password when it connects. The modem router WPS screen displays a confirmation message. Specif y Basic WiFi Settings The modem router comes with preset security . This means that the WiFi network name (S[...]

  • Page 55

    Specify Network Settings 55 N300 WiFi Cable Modem Router Model C3000 4. Select Wireless . 5. In the Region list, select your region. In some locations, you cannot change this setting. 6. (Optional) Select the Enable W ireless Isolation checkbox. When wireless isolation is enabled, computers and devices that join the network have access to the Inter[...]

  • Page 56

    Specify Network Settings 56 N300 WiFi Cable Modem Router Model C3000 Up to 145 Mbps is the default setting, which allows 802.1 1n and 802.1 1g wireless devices to join the network. g & b supports up to 54 Mbps. The 300-Mbps setting allows 802.1 1n devices to connect at this speed. 12. Click the Apply button. Y our settings are saved. If you con[...]

  • Page 57

    Specify Network Settings 57 N300 WiFi Cable Modem Router Model C3000 WP A2-PSK [AES] radio button is selected so that new or old computers and wireless devices can connect to the WiFi network by using either WP A2 or WP A security . The Passphrase field displays. 6. In the Passphrase field, enter the network key (password) that you want to use. It [...]

  • Page 58

    Specify Network Settings 58 N300 WiFi Cable Modem Router Model C3000 5. Select any of the following wireless settings: • Enable Guest Network . When this check box is selected, the guest network is enabled, and guests can connect to your network using the SSID of this profile. • Enable SSID Broadcast . If this check box is selected, the wireles[...]

  • Page 59

    Specify Network Settings 59 N300 WiFi Cable Modem Router Model C3000 Enable or Disable the Wir eless Radio If you used the WiFi On/Off button to turn of f the wireless radio, you can’t log in to the modem router to turn them back on. Y ou must press the WiFi On/Off button again for two seconds to turn the wireless radio back on.  T o enable or[...]

  • Page 60

    Specify Network Settings 60 N300 WiFi Cable Modem Router Model C3000 Specif y WPS Settings Wi-Fi Protected Setup (WPS) lets you join the WiFi network without typing the WiFi password.  T o specify WPS Settings: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://1[...]

  • Page 61

    Specify Network Settings 61 N300 WiFi Cable Modem Router Model C3000  T o set up a wireless access list: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router user name and password. The user name is a[...]

  • Page 62

    Specify Network Settings 62 N300 WiFi Cable Modem Router Model C3000 6. In the Network Profiles (2.4 GHz b/g/n) list, select the radio button for the SSID (WiFi network) that you want to use the access list for . 7. Select the T urn Access Control On check box and select one of the following radio buttons: • Allow List . Allow computers and devic[...]

  • Page 63

    Specify Network Settings 63 N300 WiFi Cable Modem Router Model C3000  T o set up Dynamic DNS: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router user name and password. The user name is admin . The [...]

  • Page 64

    Specify Network Settings 64 N300 WiFi Cable Modem Router Model C3000 If you use applications such as multiplayer gaming, peer-to-peer connections, or real-time communications such as instant messaging or remote assistance (a feature in Windows XP), enable UPnP .  T o enable Universal Plug and Play: 1. Launch a web browser from a computer or wire[...]

  • Page 65

    Specify Network Settings 65 N300 WiFi Cable Modem Router Model C3000 The UPnP Portmap T able displays the IP address of each UPnP device that is accessing the modem router and which ports (internal and external) that device has opened. The UPnP Portmap T able also displays what type of port is open and whether that port is still active for each IP [...]

  • Page 66

    66 7 7. Manage Y our Network This chapter describes the modem router settings for administering and maintaining your modem router and home network. This chapter includes the following sections: • View Modem Router Status • Reboot the Modem Router • Change the Router Mode • View Logs of Modem Router Activity • View a Network Map • Manage[...]

  • Page 67

    Manage Y our Network 67 N300 WiFi Cable Modem Router Model C3000 View Modem Rout er Status  T o view modem router status and usage information: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router use[...]

  • Page 68

    Manage Y our Network 68 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Administration > Gateway Status . The Cable Information pane displays the following: • Hardware V ersion . The modem router model. • Firmware V ersion . The version of the modem router firmware. It changes if you upgrade the modem router firmware. • C[...]

  • Page 69

    Manage Y our Network 69 N300 WiFi Cable Modem Router Model C3000 Show St atistic s  T o view statistics for the Internet connection: 1. Launch an Internet browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 A login screen displays. 3. Enter the router user name and pa[...]

  • Page 70

    Manage Y our Network 70 N300 WiFi Cable Modem Router Model C3000 View Connec tion St atus  T o view the Internet connection status: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router user name and p[...]

  • Page 71

    Manage Y our Network 71 N300 WiFi Cable Modem Router Model C3000 A login screen displays. 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED . The Wireless Settings (2.4 GHz) pane displays the[...]

  • Page 72

    Manage Y our Network 72 N300 WiFi Cable Modem Router Model C3000 • Wireless AP . Indicates whether the modem router WiFi radios are on or off. If the wireless radios are turned off, the WiFi On/Of f LED on the front panel is off. • Broadcast Name . Indicates whether the modem router is broadcasting its SSID. • W ireless Isolation . Indicates [...]

  • Page 73

    Manage Y our Network 73 N300 WiFi Cable Modem Router Model C3000 6. Click the OK button. The modem router reboots. Change the Rout er Mode By default, the modem router is in router mode. This means that it works both as a modem and as a router . Y ou can share the Internet connection without using another router . If you want to cable the modem rou[...]

  • Page 74

    Manage Y our Network 74 N300 WiFi Cable Modem Router Model C3000 View Logs of Modem R out er Ac tivit y The log is a detailed record of the websites you have accessed or attempted to access. Up to 256 entries are stored in the log. Log entries display only when keyword blocking is enabled. No log entries are made for the trusted LAN client.  T o[...]

  • Page 75

    Manage Y our Network 75 N300 WiFi Cable Modem Router Model C3000 • Attempted access to blocked sites and services • Connections to the W eb-based interface of this Gateway • Gateway operation (startup, get time etc.) • Known DoS attacks and Port Scans • Port Forwarding/Port T riggering 6. T o save your changes, click the Apply button. 7. [...]

  • Page 76

    Manage Y our Network 76 N300 WiFi Cable Modem Router Model C3000 Manage the Modem Rout er Configur ation File The configuration settings of the modem router are stored within the modem router in a configuration file. Y ou can back up (save) this file to your computer , restore it, or reset it to the factory default settings. Back Up Settings  T [...]

  • Page 77

    Manage Y our Network 77 N300 WiFi Cable Modem Router Model C3000 A login screen displays. 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Administration > Backup Settings . 5. Click[...]

  • Page 78

    Manage Y our Network 78 N300 WiFi Cable Modem Router Model C3000  T o set the password for the user name admin: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router user name and password. The user na[...]

  • Page 79

    Manage Y our Network 79 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Administration > Event Log . The log screen shows the following information: • T ime . The time the event log entry was recorded. • Priority . The severity for this event log entry . • Description . A description of this event log entry . 5. T o refre[...]

  • Page 80

    Manage Y our Network 80 N300 WiFi Cable Modem Router Model C3000 In the Utility list, Ping is selected by default. 5. Specify the following parameters for the ping utility: • T arget . The IP address of the ping target computer . • Ping Size . The size (in bytes) of the ping packet. • No. of Pings . The number of times to ping the target comp[...]

  • Page 81

    Manage Y our Network 81 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Administration > Diagnostics . 5. In the Utility list, select T raceroute . 6. Specify the following parameters for the traceroute utility: • T arget . The IP address or host name of the computer you are tracing. • Max Hops . The maximum number of hops [...]

  • Page 82

    Manage Y our Network 82 N300 WiFi Cable Modem Router Model C3000 The BASIC Home screen displays. 4. Select ADV ANCED > Administration > W ireless AP . From this screen, you can view wireless access points in use in your area. View or Change the Modem Rout er Wir eless Channel  T o view or check your wireless channel: 1. Launch a web browse[...]

  • Page 83

    Manage Y our Network 83 N300 WiFi Cable Modem Router Model C3000 4. Select ADV ANCED > Administration > W ireless Channel . Y our network is shown in blue. Y ellow shows other networks in your area. Many countries and geographic locations have laws or guidelines about which channels can be used. Depending on your location, some channels might[...]

  • Page 84

    Manage Y our Network 84 N300 WiFi Cable Modem Router Model C3000 3. Enter the modem router user name and password. The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED > Advanced Setup > Remote Management . 5. Select the T urn Remote Mana[...]

  • Page 85

    Manage Y our Network 85 N300 WiFi Cable Modem Router Model C3000 2. T ype your modem router’s W AN IP address into your browser ’s address or location field followed by a colon (:) and the custom port number . For example, if your external address is 134.177.0.123 and you use port number 8080, enter http://134.177.0.123:8080 in your browser .[...]

  • Page 86

    86 8 8. Specif y Int ernet P or t Settings Y ou can use port forwarding and port triggering to set up rules for Internet traffic. Y ou need networking knowledge to set up these features. This chapter includes the following sections: • Set Up Port Forwarding to a Local Server • Set Up Port T riggering[...]

  • Page 87

    Specify Internet P ort Settings 87 N300 WiFi Cable Modem Router Model C3000 Set Up P or t For war ding t o a Local Ser ver If you have a server in your home network, you can allow certain types of incoming traffic to reach the server . For example, you might want to make a local web server , FTP server , or game server visible and available to the [...]

  • Page 88

    Specify Internet P ort Settings 88 N300 WiFi Cable Modem Router Model C3000 If the service that you want to add is not in the list, create a custom service. See Add a Custom Port Forwarding Service on page 88. 9. In the Server IP Address field, enter the IP address of the computer that will provide the service. 10. Click the Add button. The service[...]

  • Page 89

    Specify Internet P ort Settings 89 N300 WiFi Cable Modem Router Model C3000 • If the application uses a single port, enter the same port number in the Ending Port field. • If the application uses a range of ports, enter the ending port number of the range in the External Ending Port field. 12. T ype the port numbers in the Internal Starting Por[...]

  • Page 90

    Specify Internet P ort Settings 90 N300 WiFi Cable Modem Router Model C3000 Delet e a P or t For war ding Entry  T o delete a port forwarding entry: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem route[...]

  • Page 91

    Specify Internet P ort Settings 91 N300 WiFi Cable Modem Router Model C3000 How the Modem Rout er Implements the P or t For w ar ding Rule The following sequence shows the effects of a port forwarding rule: 1. When you type the URL www .example.com in your browser , the browser sends a web page request message with the following destination informa[...]

  • Page 92

    Specify Internet P ort Settings 92 N300 WiFi Cable Modem Router Model C3000 Add a P or t T riggering Ser vice  T o add a port triggering service: 1. Launch a web browser from a computer or wireless device that is connected to the network. 2. T ype http://routerlogin.net or http://192.168.0.1 . A login screen displays. 3. Enter the modem router u[...]

  • Page 93

    Specify Internet P ort Settings 93 N300 WiFi Cable Modem Router Model C3000 • Any (the default) allows any computer on the Internet to use this service. • Single address restricts the service to a particular computer . 9. Select the service type, either TCP or UDP or TCP/UDP (both). If you are not sure, select TCP/UDP . 10. In the T riggering P[...]

  • Page 94

    Specify Internet P ort Settings 94 N300 WiFi Cable Modem Router Model C3000 • Never . The modem router does not use port triggering even if you have specified port triggering settings. • Per Schedule . Port triggering is used based on the settings in the Schedule screen. • Always . Always use port triggering. 7. In the Port T riggering Timeou[...]

  • Page 95

    95 9 9. T r oubleshooting This chapter gives information about troubleshooting your modem router. This chapter includes the following sections: • Use LEDs to T roubleshoot • Cannot Log In to the Modem Router • T roubleshoot the ISP Connection • T roubleshoot a TCP/IP Network Using a Ping Utility Tip: NETGEAR provides helpful articles, docum[...]

  • Page 96

    T r oubleshooting 96 N300 WiFi Cable Modem Router Model C3000 Use LEDs t o T r oubleshoot The following table provides help when using the LEDs for troubleshooting. T able 3. LED troubleshooting LED Behavior Action All LEDS are off when the modem router is plugged in. Make sure that the power cord is properly connected to your modem router and that[...]

  • Page 97

    T r oubleshooting 97 N300 WiFi Cable Modem Router Model C3000 Note: If the IP address of your computer is shown as 169.254.x.x: Recent versions of Windows and Mac OS generate and assign an IP address when the computer cannot reach a DHCP server . These autogenerated addresses are in the range of 169.254.x.x. If your IP address is in this range, che[...]

  • Page 98

    T r oubleshooting 98 N300 WiFi Cable Modem Router Model C3000 Use Ping t o T est the L AN P ath to Y our Gat eway Y ou can use ping to verify that the LAN path to your modem router is set up correctly .  T o ping the modem router from a computer running Windows 95 or later: 1. From the Windows toolbar , click the Start button and select Run . 2.[...]

  • Page 99

    T r oubleshooting 99 N300 WiFi Cable Modem Router Model C3000 If the path is working, you see this message: Reply from < IP address >: bytes=32 time=NN ms TTL=xxx 2. If you do not receive this reply , do the following: • Check that the Internet LED is lit. • If your ISP assigned a host name to your computer , enter that host name as the a[...]

  • Page 100

    100 A A. Supplement al Inf ormation This appendix includes the following sections. • Factory Default Settings • T echnical Specifications[...]

  • Page 101

    Supplemental Inf ormation 101 N300 WiFi Cable Modem Router Model C3000 F ac tory Def ault Settings Y ou can return the modem router to its factory default settings.  T o restore the factory default settings: 1. Locate the small hole in the bottom of the modem router . The Reset button is located inside this hole. 2. Use a paperclip or sharp obje[...]

  • Page 102

    Supplemental Inf ormation 102 N300 WiFi Cable Modem Router Model C3000 T echnical Specifications The following table describes the technical specifications for the modem router. Wireless Wireless communication Enabled SSID name As shown on the product label Security WP A/WP A2. The default password (WP A key) is on the product label. Broadcast SSID[...]

  • Page 103

    Supplemental Inf ormation 103 N300 WiFi Cable Modem Router Model C3000 Interface Local: 10BASE-T , 100/1000BASE-Tx, RJ-45 802.1 1n/g/b Internet: DOCSIS 3.0. Downward compatible with DOCSIS 2.0, 1.1 and 1.0 T able 4. T echnical specifications T echnical Specifications (continued)[...]