NETGEAR Nighthawk C7000 User Manual
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NETGEAR Nighthawk C7000 User Manual

Ac1900 wifi cable modem router
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Nighthawk
AC1900 WiFi Cable Modem Router
Mode l C7000
Us e r Manual
April 2015
202-11499-01
350 East Plumeria Drive
San Jose, CA 95134
USA

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Summary of Contents for NETGEAR Nighthawk C7000

  • Page 1 Nighthawk AC1900 WiFi Cable Modem Router Mode l C7000 Us e r Manual April 2015 202-11499-01 350 East Plumeria Drive San Jose, CA 95134...
  • Page 2 Phone (Other Countries): Check the list of phone numbers at http://support.netgear.com/general/contact/default.aspx. Trademarks © NETGEAR, Inc., NETGEAR and the NETGEAR logo are trademarks of NETGEAR, Inc. Any non-NETGEAR trademarks are used for reference purposes only. Compliance For regulatory compliance information, visit http://www.netgear.com/about/regulatory/.

  • Page 3: Table Of Contents

    Log In to the Modem Router ......... . 16 Access the Modem Router with NETGEAR genie App ..... 17 Chapter 3 Specify Your Internet Settings Notify Your Internet Provider .
  • Page 4 Use the Scan Feature of a Multifunction USB Printer ..... 54 Change NETGEAR USB Control Center Settings ......54 Chapter 7 Specify Network Settings View WAN Settings .
  • Page 5 Nighthawk AC1900 WiFi Cable Modem Router Display Internet Port Statistics ........76 Check the Internet Connection Status.

  • Page 6: Chapter 1 Hardware Setup

    Front Panel • Rear Panel • Position Your Modem Router • Cable Your Modem Router • Set Up Your Internet Service with Comcast Xfinity For more information about the topics covered in this manual, visit the support website at http://support.netgear.com.

  • Page 7: Unpack Your Modem Router

    Nighthawk AC1900 WiFi Cable Modem Router Unpack Your Modem Router Your package contains the following items. Ethernet cable Power adapter Modem router Figure 1. Package contents Front Panel The modem router has status LEDs and buttons on the front. Power LED Downstream LED Upstream LED Internet LED...
  • Page 8 Nighthawk AC1900 WiFi Cable Modem Router You 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. Description Power • Green. Power is supplied to the modem router. •...

  • Page 9: Rear Panel

    Nighthawk AC1900 WiFi Cable Modem Router Rear Panel The rear panel has the connections and button shown the following figure. USB port Ethernet LAN ports Coaxial cable connector Reset button Power adapter input Figure 3. Modem router rear panel Position Your Modem Router The modem router lets you access your network anywhere within the operating range of your wireless network.

  • Page 10: Cable Your Modem Router

    Nighthawk AC1900 WiFi Cable Modem Router • Place the modem router away from electrical devices such as these: Ceiling fans Home security systems Microwaves Computers Base of a cordless phone 2.4 GHz cordless phone • Place the modem router away from large metal surfaces, large glass surfaces, and insulated walls such as these: Solid metal doors Aluminum studs...

  • Page 11: Cable Your Modem Router To A Router And Use Bridge Mode

    Nighthawk AC1900 WiFi Cable Modem Router  To cable your modem router: Connect a coaxial cable. Use the coaxial cable that your cable company provides to connect the cable port on the modem router to a cable wall outlet or a line splitter. Note: For Xfinity cable Internet service, Comcast Xfinity recommends connecting your modem router to a cable wall outlet.

  • Page 12: Set Up Your Internet Service With Comcast Xfinity

    Nighthawk AC1900 WiFi Cable Modem Router 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. Select ADVANCED > Administration > Router Mode. Select the No radio button.

  • Page 13: Call Comcast Xfinity To Set Up Your Internet Connection

    Nighthawk AC1900 WiFi Cable Modem Router Launch a web browser. You are redirected to the Xfinity self-activation page. If you are not redirected to the Xfinity self-activation page, visit www.comcast.com/activate. Provide your Xfinity credentials and complete the selfactivation process. This process might take up to 15 minutes, during which the modem router reboots a couple times.

  • Page 14: Chapter 2 Connect To The Network And Access The Modem Router

    Connect to the Network and Access the Modem Router This chapter contains the following sections: • Connect to the Network • Types of Logins • Log In to the Modem Router • Access the Modem Router with NETGEAR genie App...

  • Page 15: Connect To The Network

    Nighthawk AC1900 WiFi Cable Modem Router Connect to the Network You 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).

  • Page 16: Label

    Internet browser. Log In to the Modem Router When you first set up your modem router, NETGEAR genie automatically starts when you launch an Internet browser on a computer that is connected to the modem router. If you want to view or change settings for the modem router, you can use genie again.

  • Page 17: Access The Modem Router With Netgear Genie App

    The BASIC Home screen displays. Access the Modem Router with NETGEAR genie App The genie app is the easy dashboard for managing, monitoring, and repairing your home network. The genie app can help you with the following: •...

  • Page 18: Chapter 3 Specify Your Internet Settings

    Specify Your Internet Settings Usually, the quickest way to set up the modem router to use your Internet connection is to allow the genie to detect the Internet connection when you first access the modem router with an Internet browser. You can also customize or specify your Internet settings. This chapter contains the following sections: •...

  • Page 19: Notify Your Internet Provider

    Nighthawk AC1900 WiFi Cable Modem Router Notify Your Internet Provider You must contact your Internet provider and tell them that you are using the modem router. For Comcast Xfinity self-activation, see Use Self-Activation to Set Up Your Internet Connection on page 12 ...

  • Page 20: View Modem Router Initialization

    Nighthawk AC1900 WiFi Cable Modem Router The user name is admin. The default password is password. The user name and password are case-sensitive. The BASIC Home screen displays. Select Cable Connection. The screen displays the status of all downstream and upstream channels. In the Starting Frequency field, type a number.

  • Page 21: Manually Set Up The Internet Connection

    Internet provider uses. Manually Set Up the Internet Connection In most situations, you do not need to change these settings. NETGEAR recommends that you use the default settings for DHCP because most cable Internet services provide the IP address through DHCP.
  • Page 22 Nighthawk AC1900 WiFi Cable Modem Router  To specify the Internet connection settings: Launch an Internet browser from a computer or wireless device that is connected to the network. Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays. Enter the modem router user name and password. The user name is admin.

  • Page 23: Specify An Ipv6 Internet Connection

    Enter the IP address of your ISP’s primary DNS server. If a secondary DNS server address is available, enter it also. Click the Apply button. Your settings are saved. If the NETGEAR website does not display within one minute, see Chapter 10, Troubleshooting. Specify an IPv6 Internet Connection ...

  • Page 24: Change The Mtu Size

    “fragmented” to accommodate the device with the smallest MTU. The best MTU setting for NETGEAR equipment is often the default value. In some situations, changing the value fixes one problem but causes another. Leave the MTU unchanged unless one of these situations occurs: •...
  • Page 25 Table 1. Common MTU sizes Application 1500 The largest Ethernet packet size. This setting is typical for connections that do not use PPPoE or VPN, and is the default value for NETGEAR modem routers, adapters, and switches. 1492 Used in PPPoE environments.

  • Page 26: Chapter 4 Control Access To The Internet

    Control Access to the Internet The modem router comes with a built-in firewall that helps protect your home network from unwanted intrusions from the Internet. This chapter includes the following sections: • Set Up Parental Controls • Block Access to Your Network •...

  • Page 27: Set Up Parental Controls

    Nighthawk AC1900 WiFi Cable Modem Router Set Up Parental Controls The first time that you select Parental Controls from the BASIC Home screen, your browser goes to the Parental Controls website, where you can learn more about Parental Controls. To set up Parental Controls, you must download the genie app.
  • Page 28 Nighthawk AC1900 WiFi Cable Modem Router Live Parental Controls automatically starts. Click the Next button, read the note, and click the Next button again. Because Live Parental Controls uses free OpenDNS accounts, you are prompted to log in or create a free account. Select a radio button as follows: •...
  • Page 29 Nighthawk AC1900 WiFi Cable Modem Router a. Complete the fields. b. Click the Next button. After you log on or create your account, the filtering level screen displays. Select a radio button for a filtering level and click the Next button. The Setup is complete screen displays.

  • Page 30: Block Access To Your Network

    Allow all new devices to connect. With this setting, if you buy a new device, it can access your network. You don’t need to enter its MAC address in this screen. NETGEAR recommends that you leave this radio button selected. •...
  • Page 31 Nighthawk AC1900 WiFi Cable Modem Router  To set block Internet sites: Launch an Internet browser from a computer or wireless device that is connected to the network. Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays. Enter the user name and password. The user name is admin.

  • Page 32: Block Services From The Internet

    Nighthawk AC1900 WiFi Cable Modem Router  To delete keywords from the list: Do one of the following: • To delete a single word, select it and click the Delete Keyword button. The keyword is removed from the list. • To delete all keywords on the list, click the Clear List button.

  • Page 33: Schedule When To Block Internet Sites And Services

    Nighthawk AC1900 WiFi Cable Modem Router To specify the schedule, see Schedule When to Block Internet Sites and Services page 33. Click the Add button. To add a service that is in the Service Type list, select the application or service. The settings for this service automatically display in the fields.

  • Page 34: Avoid Blocking On A Trusted Computer

    Nighthawk AC1900 WiFi Cable Modem Router  To schedule blocking: Launch an Internet browser from a computer or wireless device that is connected to the network. Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays. Enter the user name and password. The user name is admin.

  • Page 35: Set Up Security Event Email Notifications

    Nighthawk AC1900 WiFi Cable Modem Router Scroll down and select the Allow trusted IP address to visit blocked sites check box. In the Trusted IP Address field, enter the IP address of the trusted computer. Click the Apply button. Your changes are saved. Set Up Security Event Email Notifications The modem router can email you its logs of modem router activity.
  • Page 36 Nighthawk AC1900 WiFi Cable Modem Router Enter the email address to which logs and alerts are sent in the Send to This E-mail Address field. This email address is also used for the From address. If this field is blank, log and alert messages are not sent.

  • Page 37: Chapter 5 Share Usb Devices Attached To The Modem Router

    Add a Network Folder on a USB Drive • Edit a Network Folder on a USB Drive • Approve USB Devices • Access the USB Drive Through the Internet • Safely Remove a USB Drive For more information about ReadySHARE features, visit www.netgear.com/readyshare.

  • Page 38: Usb Drive Requirements

    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 and flash drives require you to load the drivers onto the computer before the computer can access the USB device.

  • Page 39: Control Access To The Usb Drive

    Nighthawk AC1900 WiFi Cable Modem Router When you connect the USB drive to the modem router USB port, it might take up to two minutes before it is ready for sharing. By default, the USB drive is available to all computers on your local area network (LAN).
  • Page 40 Nighthawk AC1900 WiFi Cable Modem Router Select ADVANCED > USB Storage > Advanced Settings. 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. •...

  • Page 41: Use Ftp Within The Network

    Nighthawk AC1900 WiFi Cable Modem Router Use FTP Within the Network File Transfer Protocol (FTP) lets you send and receive large files faster.  To set up FTP access: Launch an Internet browser from a computer or wireless device that is connected to the network.

  • Page 42: View Network Folders On A Usb Drive

    Nighthawk AC1900 WiFi Cable Modem Router View Network Folders on a USB Drive You can view or change the network folders on the USB storage device  To view network folders: Launch an Internet browser from a computer or wireless device that is connected to the network.

  • Page 43: Add A Network Folder On A Usb Drive

    Nighthawk AC1900 WiFi Cable Modem Router • Volume Name. Volume name from the storage device (either USB drive or HDD). • Total Space and Free Space. Show the current utilization of the storage device. Add a Network Folder on a USB Drive You can add network folders on the USB storage device.

  • Page 44: Edit A Network Folder On A Usb Drive

    Nighthawk AC1900 WiFi Cable Modem Router Edit a Network Folder on a USB Drive You can add network folders on the USB storage device.  To edit a network folder: Launch an Internet browser from a computer or wireless device that is connected to the network.

  • Page 45: Access The Usb Drive Through The Internet

    Nighthawk AC1900 WiFi Cable Modem Router Select ADVANCED > Advanced Setup > USB Settings. By default the Enable any USB Device connection to the USB port radio button is selected. This setting lets you connect and access all your USB drives. Select the No radio button.

  • Page 46: Set Up Ftp Access Through The Internet

    Nighthawk AC1900 WiFi Cable Modem Router Connect to your modem router: • To connect with Dynamic DNS, type the DNS name. To use a Dynamic DNS account, you must enter the account information in the Dynamic DNS screen. See Dynamic DNS on page 89.

  • Page 47: Access The Usb Drive Through The Internet With Ftp

    Nighthawk AC1900 WiFi Cable Modem Router To limit access to the admin user, click the Edit button. In the Read Access list, select admin. In the Write Access list, select admin. Click the Apply button. Your changes are saved. Access the USB Drive Through the Internet with FTP You must first set up FTP via Internet access as described in the previous section.

  • Page 48: Safely Remove A Usb Drive

    Nighthawk AC1900 WiFi Cable Modem Router Safely Remove 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.  To remove a USB disk drive safely: Launch an Internet browser from a computer or wireless device that is connected to the network.

  • Page 49: Chapter 6 Share A Usb Printer

    Download the ReadySHARE Printer Utility • Install the ReadySHARE Printer Utility • Use the Shared Printer • View or Change the Status of a Printer • Use the Scan Feature of a Multifunction USB Printer • Change NETGEAR USB Control Center Settings...

  • Page 50: Install The Printer Driver And Cable The Printer

    The utility works on Windows and Mac computers.  To download the utility: Visit www.netgear.com/readyshare. Scroll down to the Print From the Comfort of Your Home Network section at the bottom of the screen. Click one of the following links.

  • Page 51: Install The Readyshare Printer Utility

    Install the ReadySHARE Printer Utility You must install the ReadySHARE Printer utility on each computer that will share the printer. After you install it, the utility displays as NETGEAR USB Control Center on your computer.  To install the utility: Double-click the ReadySHARE Printer utility setup file that you downloaded.

  • Page 52: Use The Shared Printer

    Nighthawk AC1900 WiFi Cable Modem Router The NETGEAR USB Control Center displays the main screen. Some firewall software, such as Comodo, blocks NETGEAR USB Control Center from accessing the USB printer. If you do not see the USB printer displayed in the screen, you can disable the firewall temporarily to allow the utility to work.

  • Page 53: View Or Change The Status Of A Printer

    If another computer is already connected to the printer, your print job goes into a queue to wait to be printed. If your document does not print, use the NETGEAR USB Control Center to check the status. View or Change the Status of a Printer ...

  • Page 54: Use The Scan Feature Of A Multifunction Usb Printer

    The scanner screen displays so that you can use the USB printer for scanning. Change NETGEAR USB Control Center Settings You can stop the NETGEAR USB Control Center from starting automatically when you log in to Windows. You can also change the language and specify the time-out to release the printer connection.
  • Page 55 To change the language: Select Tools > Configuration. In the Language list, select a language. Click the OK button. The next time NETGEAR USB Control Center starts, the language changes.  To specify the time-out: Select Tools > Configuration. In the Timeout field, type the number of minutes.

  • Page 56: Chapter 7 Specify Network Settings

    Specify Network Settings This chapter includes the following sections: • View WAN Settings • 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 •...

  • Page 57: View Wan Settings

    Select ADVANCED > Setup > WAN Setup. The following settings display: • Disable IPv4 Firewall Protection. NETGEAR recommends that you leave this check box empty so that the firewall protects your modem router. • Disable Port Scan and DoS Protection. DoS protection protects your LAN against denial of service attacks such as Syn flood, Smurf Attack, Ping of Death, and many others.

  • Page 58: Set Up A Default Dmz Server

    Nighthawk AC1900 WiFi Cable Modem Router MTU only if you are sure that it is necessary for your ISP connection. See Change the MTU Size on page 24. • Disable SIP ALG. Some VoIP applications do not work well with the SIP ALG. Selecting this check box to turn off the SIP ALG might help your VoIP devices to create or accept a call through the modem router.

  • Page 59: Change The Modem Router's Device Name

    Nighthawk AC1900 WiFi Cable Modem Router Select the Default DMZ Server check box. Type the IP address. Click the Apply button. Your change takes effect. Change the Modem Router’s Device Name The modem router’s device name is C7000. This device name displays in file manager when you browse your network.
  • Page 60 Nighthawk AC1900 WiFi Cable Modem Router  To change the LAN TCP/IP settings: Launch an Internet browser from a computer or wireless device that is connected to the network. Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays. Enter the user name and password. The user name is admin.

  • Page 61: Specify The Ip Addresses That The Modem Router Assigns

    Nighthawk AC1900 WiFi Cable Modem Router Specify the IP Addresses that the Modem Router Assigns By default, the modem router acts as a Dynamic Host Configuration Protocol (DHCP) server. The modem router assigns IP, DNS server, and default gateway addresses to all computers connected to the LAN.

  • Page 62: Disable The Dhcp Server Feature In The Modem Router

    Nighthawk AC1900 WiFi Cable Modem Router b. In the Ending IP Address field, type the number at the end of the range of IP addresses. This IP address must be in the same subnet as the modem router. Click the Apply button. Your settings are saved.

  • Page 63: Reserve Lan Ip Addresses

    Nighthawk AC1900 WiFi Cable Modem Router Reserve LAN IP Addresses When you specify a reserved IP address for a computer on the LAN, that computer always receives the same IP address each time it accesses the modem router’s DHCP server. Assign reserved IP addresses to computers or servers that require permanent IP settings.

  • Page 64: Improve Network Connections With Universal Plug And Play

    Nighthawk AC1900 WiFi Cable Modem Router Click the Delete button. The address is removed. Improve Network Connections with Universal Plug and Play Universal Plug and Play (UPnP) helps devices, such as Internet appliances and computers, access the network and connect to other devices as needed. UPnP devices can automatically discover the services from other registered UPnP devices on the network.

  • Page 65: Use The Wps Wizard For Wifi Connections

    Nighthawk AC1900 WiFi Cable Modem Router from 1 to 255. The default value for the advertisement time to live is 4 hops, which should be fine for most home networks. If you notice that some devices are not being updated or reached correctly, it might be necessary to increase this value.

  • Page 66: Specify Basic Wifi Settings

    Note: The preset SSID and password are uniquely generated for every device to protect and maximize your wireless security. NETGEAR recommends that you do not change your preset security settings. If you change your preset security settings, make a note of the new settings and store it in a safe place where you can easily find it.
  • Page 67 Nighthawk AC1900 WiFi Cable Modem Router Select Wireless. In the Region list, select your region. In some locations, you cannot change this setting. To control the SSID broadcast, select or clear the Enable SSID Broadcast check box. When this check box is selected, the modem router broadcasts its network name (SSID) so that it displays when you scan for local WiFi networks on your computer or wireless device.

  • Page 68: Change The Wifi Security Option

    Your modem router comes with preset WPA2 or WPA security. The password that you enter to connect to your network is unique to your modem router and is on the product label. NETGEAR recommends that you use the preset security, but you can change them. NETGEAR recommends that you do not disable security.

  • Page 69: Set Up A Guest Network

    Nighthawk AC1900 WiFi Cable Modem Router Write down the new password and keep it in a secure place for future reference. Click the Apply button. Your changes are saved. Set Up a Guest Network A guest network allows visitors at your home to use the Internet without using your wireless security key.

  • Page 70: Control The Wireless Radios

    Select a radio button for a security option. The WPA2 options use the newest standard for the strongest security, but some older computers and wireless devices cannot use it. NETGEAR recommends that you select the WPA-PSK [TKIP] + WPA2-PSK [AES] radio button. This setting protects your WiFi network and lets computers and wireless devices can connect to the WiFi network by using either WPA2 or WPA security.

  • Page 71: Enable Or Disable The Wireless Radios

    Nighthawk AC1900 WiFi Cable Modem Router Enable or Disable the Wireless Radios If you used the WiFi On/Off button to turn off the wireless radios, you can’t log in to the modem router to turn them back on. You must press the WiFi On/Off button again for two seconds to turn the wireless radios back on.

  • Page 72: Set Up A Wireless Schedule

    Nighthawk AC1900 WiFi Cable Modem Router Set Up a Wireless Schedule You can use this feature to turn off the wireless signal from your modem router at times when you do not need a wireless connection. For example, you might turn it off for the weekend if you leave town.

  • Page 73: Specify Wps Settings

    Disable Router’s PIN check box. (Optional) Select or clear the Keep Existing Wireless Settings check box. By default, the Keep Existing Wireless Settings check box is selected. NETGEAR recommends that you leave this check box selected. If you clear this check box, the next time a new wireless client uses WPS to connect to the modem router, the modem router wireless settings change to an automatically generated random SSID and security key.

  • Page 74: Chapter 8 Manage Your Network

    Manage Your Network This chapter describes the modem router settings for administering and maintaining your modem router and home network. This chapter includes the following sections: • Change the admin Password • View Modem Router Status • View Logs of Modem Router Activity •...

  • Page 75: Change The Admin Password

    Nighthawk AC1900 WiFi Cable Modem Router Change the admin Password This feature let you change the default password that is used to log in to the modem router with the user name admin. This password is not the one that you use for WiFi access. The label on your modem router shows your unique wireless network name (SSID) and password for wireless access.

  • Page 76: Display Internet Port Statistics

    Nighthawk AC1900 WiFi Cable Modem Router The BASIC Home screen displays. Click the ADVANCED tab. For information about the displayed settings, click the Show/Hide Help Center link at the bottom of the screen. Display Internet Port Statistics  To display Internet port statistics: Launch an Internet browser from a computer or wireless device that is connected to the network.

  • Page 77: Check The Internet Connection Status

    Nighthawk AC1900 WiFi Cable Modem Router In the Internet Port pane, click the Show Statistics button. The following information displays: • System Up Time. The time elapsed since the modem router was last restarted. • Port. The statistics for the WAN (Internet) and LAN (Ethernet) ports. For each port, the screen displays: Status.

  • Page 78: View Logs Of Modem Router Activity

    Nighthawk AC1900 WiFi Cable Modem Router The BASIC Home screen displays. Click the ADVANCED tab. In the Internet Port pane, click the Connection Status button. The following information displays: • IP Address. The IP address that is assigned to the modem router. •...
  • Page 79 Nighthawk AC1900 WiFi Cable Modem Router A login screen displays. Enter the 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. Select ADVANCED > Administration > Logs. The log screen shows the following information: •...

  • Page 80: View Event Logs

    Nighthawk AC1900 WiFi Cable Modem Router View Event Logs Event logs capture important modem router events.  To view the event logs: Launch a web browser from a computer or wireless device that is connected to the network. Type http://routerlogin.net or http://192.168.0.1. A login screen displays.

  • Page 81: Run The Ping Utility

    Nighthawk AC1900 WiFi Cable Modem Router Run the Ping Utility Ping is an administration utility that tests whether a computer on the network is reachable and measures the time it takes messages sent from the originating device to reach a destination computer and return.

  • Page 82: Run The Traceroute Utility

    Nighthawk AC1900 WiFi Cable Modem Router To stop a ping test, click the Abort Test button. To clear the results from the display, click the Clear Results button. Run the Traceroute Utility To display the route and measure transit delays of packets across an IP, run the traceroute utility.

  • Page 83: Monitor Internet Traffic

    Nighthawk AC1900 WiFi Cable Modem Router The traceroute results display. To clear the results from the display, click the Clear Results button. Monitor Internet Traffic Traffic metering allows you to monitor the volume of Internet traffic that passes through the modem router Internet port.

  • Page 84: View Devices Currently On The Network

    Nighthawk AC1900 WiFi Cable Modem Router • Select the Traffic volume control by radio button and then select one of the following options: No Limit. No restriction is applied when the traffic limit is reached. Download only. The restriction is applied to incoming traffic only. Both Directions.

  • Page 85: Manage The Modem Router Configuration File

    Nighthawk AC1900 WiFi Cable Modem Router Select Attached Devices. The Wired Devices section lists devices that are connected to the modem router with Ethernet cables. The Wireless Devices section lists devices that are connected to the wireless network. The following information is displayed: •...

  • Page 86: Restore Configuration Settings

    Nighthawk AC1900 WiFi Cable Modem Router The BASIC Home screen displays. Select ADVANCED > Administration > Backup Settings. Click the Back Up button. Specify a location on your network. A confirmation message displays. Click the OK button. A copy of the current settings is saved in the location you specified. Restore Configuration Settings ...

  • Page 87: Erase The Current Configuration Settings

    Nighthawk AC1900 WiFi Cable Modem Router Erase the Current Configuration Settings You can erase the current configuration and restore the factory default settings. You might want to do this if you move the modem router to a different network. (See Factory Settings page 119).

  • Page 88: View Or Change The Modem Router Wireless Channel

    Nighthawk AC1900 WiFi Cable Modem Router Select ADVANCED > Administration > Wireless AP. This screen displays the wireless access points in use in your area. View or Change the Modem Router Wireless Channel Many countries and geographic locations have laws or guidelines about which channels can be used.

  • Page 89: Dynamic Dns

    Nighthawk AC1900 WiFi Cable Modem Router Select ADVANCED > Administration > Wireless Channel. The screen displays wireless channels in use in the 2.4 GHz WiFi band. Your network is shown in blue. Yellow shows other networks in your area. To view wireless channels in use in the 5 GHz WiFi band, select the 5 GHz a/n radio button. To change the wireless channel, click the Change Channel button.

  • Page 90: Specify A Dns Account

    Nighthawk AC1900 WiFi Cable Modem Router Specify a DNS Account  To set up Dynamic DNS in the modem router: Launch an Internet browser from a computer or wireless device that is connected to the network. Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays.

  • Page 91: Remote Management

    Nighthawk AC1900 WiFi Cable Modem Router Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays. Enter the 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. Select ADVANCED >...
  • Page 92 Nighthawk AC1900 WiFi Cable Modem Router Select ADVANCED > Advanced Setup > Remote Management. Select the Turn Remote Management On check box. In the Allow Remote Access By section, specify the external IP addresses to be allowed to access the modem router’s remote management: Note: For enhanced security, restrict access to as few external IP addresses as practical...

  • Page 93: Chapter 9 Specify Internet Port Settings

    Specify Internet Port Settings You can use port forwarding and port triggering to set up rules for Internet traffic. You need networking knowledge to set up these features. This chapter includes the following sections: • Set Up Port Forwarding to a Local Server •...

  • Page 94: Set Up Port Forwarding To A Local Server

    Nighthawk AC1900 WiFi Cable Modem Router Set Up Port Forwarding to a Local Server 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 Internet.

  • Page 95: Add A Custom Port Forwarding Service

    Nighthawk AC1900 WiFi Cable Modem Router 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 95. In the Server IP Address field, enter the IP address of the computer that will provide the service.

  • Page 96: Edit A Port Forwarding Service

    Nighthawk AC1900 WiFi Cable Modem Router 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.

  • Page 97: Delete A Port Forwarding Entry

    Nighthawk AC1900 WiFi Cable Modem Router Click the Apply button. Your changes are saved. Delete a Port Forwarding Entry  To delete a port forwarding entry: Launch an Internet browser from a computer or wireless device that is connected to the network.

  • Page 98: How The Modem Router Implements The Port Forwarding Rule

    Nighthawk AC1900 WiFi Cable Modem Router How the Modem Router Implements the Port Forwarding Rule The following sequence shows the effects of a port forwarding rule: When you type the URL www.example.com in your browser, the browser sends a web page request message with the following destination information: •...

  • Page 99: Add A Port Triggering Service

    Nighthawk AC1900 WiFi Cable Modem Router Add a Port Triggering Service  To add a port triggering service: Launch an Internet browser from a computer or wireless device that is connected to the network. Type http://www.routerlogin.net or http://www.routerlogin.com. A login screen displays. Enter the user name and password.

  • Page 100: Application Example: Port Triggering For Internet Relay Chat

    Nighthawk AC1900 WiFi Cable Modem Router The service is now in the Portmap table. You must enable port triggering before the modem router used port triggering for the service that you added. See the following section. Application Example: Port Triggering for Internet Relay Chat Some application servers, such as FTP and IRC servers, send replies to multiple port numbers.

  • Page 101: Chapter 10 Troubleshooting

    Troubleshooting This chapter provides information to help you diagnose and solve problems you might have with your modem router. If you do not find the solution here, check the NETGEAR support site at http://support.netgear.com for product and contact information. This chapter contains the following sections: •...

  • Page 102: Troubleshoot With The Leds

    Make sure that the power adapter is securely connected to your modem router and securely connected to a working power outlet. • Check that you are using the power adapter that NETGEAR supplied for this product. • If the problem persists, contact technical support for help at www.netgear.com/support.

  • Page 103: Cannot Log In To The Modem Router

    Nighthawk AC1900 WiFi Cable Modem Router Additionally, check the setting for your computer’s TCP/IP gateway. It should be set to use the modem router. modem router. If your computer obtains its information from the modem router by DHCP, reboot the computer and verify the gateway address. Cannot Log In to the Modem Router If you are unable to log in to the modem router from a computer or WiFi device on your local network, check the following:...

  • Page 104: Changes Not Saved

    Nighthawk AC1900 WiFi Cable Modem Router Changes Not Saved If the modem router does not save the changes you make in the modem router interface, check the following: • When entering configuration settings, always click the Apply button before moving to another screen or tab, or your changes are lost.

  • Page 105: Troubleshoot Your Network Using The Ping Utility

    Nighthawk AC1900 WiFi Cable Modem Router The WiFi signal strength is weak in your location: Is your modem router too far from your computer, or too close? Place your computer near the modem router, but at least 6 feet (1.8 meters) away, and see if the signal strength improves.

  • Page 106: Test The Path From Your Computer To A Remote Device

    Nighthawk AC1900 WiFi Cable Modem Router Verify that the Ethernet card driver software and TCP/IP software are both installed and configured on your computer. Verify that the IP address for your modem router and your computer are correct and that the addresses are on the same subnet.

  • Page 107: Appendix A Supplemental Information

    Supplemental Information This appendix covers the following topics: • Factory Settings • Technical Specifications...

  • Page 108: Factory Settings

    Nighthawk AC1900 WiFi Cable Modem Router Factory Settings You can return the modem router to its factory settings. Use the end of a paper clip or a similar object to press and hold the Reset button on the back of the modem router for at least seven seconds.
  • Page 109 Nighthawk AC1900 WiFi Cable Modem Router Table 2. Factory default settings (continued) Feature Default behavior Wireless Country/region United States (continued) RF channel (2.4 GHz) Auto RF channel (5 GHz) CH 153 (or manually select Band I and 4 Channels) Operating mode Up to 600 Mbps at 2.4 GHz, 1300 Mbps at 5 GHz 1.

  • Page 110: Technical Specifications

    Nighthawk AC1900 WiFi Cable Modem Router Technical Specifications Table 3. Modem router specifications Feature Description Data and routing protocols TCP/IP, DHCP, Dynamic DNS, UPnP, and SMB Power adapter 120V, 60 Hz, input (North America) 12V/3.5A DC output Dimensions Dimensions: mm x mm x mm ( in. x in. x in.) Weight Weight: g (0.

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