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N600 WiFi Cable Modem Router Model C3000 User Manual

1. Factory Default Settings continued Wireless Wireless communication Enabled SSID name As shown on the product label Security WPA WPA2 The default WPA WPA2 passphrase is on the product label Broadcast SSID Enabled Transmission speed Auto Country region United States in the US otherwise varies by region RF channel Auto Operating mode a n g and b Data rate Best Output power Full Access point Enabled Authentication type Open System Wireless card access list All wireless stations allowed 1 Maximum wireless signal rate derived from IEEE Standard 802 11 specifications Actual throughput will vary Network conditions and environmental factors including volume of network traffic building materials and construction and network overhead may lower actual data throughput rate Technical Specifications The following table describes the technical specifications for the modem router Table 4 Technical specifications Technical Specifications Network protocol and Data and routing protocols TCP IP DHCP server and client DNS relay NAT standards compatibility many to one and TFTP client Power adapter e North America 120V 60 Hz input All regions output 12V DC 1 5A output 18W maximum Physical specifications e Dimensions 7 60 x 4 45 x 1 63 in 193 04 x 113 03 x 41 40 mm e Weight 0 775 Ib 0 352 kg Environmental Operating temperature 22 to 122
2. 0 0 eee ee eee eee 30 Set Up Security Event Email Notifications 0 e cece eee eee 31 Chapter 5 Share a USB Drive Attached to the Modem Router USB Drive REQUIFEMENtS cdactdicepioorekian taser ei a a ei 34 Access a USB Drive on the Network 0 00 c cece cence een eee nee 34 Control Access to the USB Dive oa oss tncuyetnevs euwrurrsedous ase bie we 35 Use FEP Withimthe NetWork 32 s cccscsc4 ee8edaceans Sateseeseiadorats 37 View or Change Network Folders on a USB Drive 004 38 N600 WiFi Cable Modem Router Model C3700 Add a Network Folder on a USB Drive 00 ec cece eee een eee 39 Edit a Network Folder on a USB Drive 2 0 0 cece cece eens 40 Approve USB DeViCES ccs cate dadcnsatarapangedthdpard rere EASE ea i 40 Safely Removed USB DIVE 6252 sawsstss sernir jetese tst E Eea Essi ha 42 Chapter 6 Specify Network Settings View or Change the WAN Settings sususuerersererrrrereererreese 44 Change the MTU SIZE v sosesssso ereis mi anit NENEN RENERE aE 45 Set Upa Default DMZ Server rocererercreseta tt tittet tteko TiD EESE 47 Change the Modem Router s Device Name 00 cece ee eee 48 Change the LAN TCP IP Settings cics0c6decctadeeoseseeeeecadaswowen 49 Specify the IP Addresses That the Modem Router Assigns 50 Reserve LAN IP Addresses l 0 e cece cece eee e eens 51 Use the WPS Wizard for WiFi Connections 0
3. 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 Specify Network Settings 58 N600 WiFi Cable Modem Router Model C3700 gt To enable or disable the wireless radios 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Advanced Setup gt Wireless Settings Wireless Settings Wireless Advanced Settings 2 4GHz bigin Enable Wireless Gateway Radio Fragmentation Length 256 2346 CTS RTS Threshold 1 2347 Preamble Mode Wireless Advanced Settings 5GHz an Enable Wireless Gateway Radio Fragmentation Lenath 256 2346 2346 CTSIRTS Threshold 1 2347 2347 a Preamble Mode WPS Settings Gateway s PIN 17611145 CI Disable Gateway s PIN Y Keep Existing Wireless Settings X Keep Existing Wireless Settings 6GHz ain Help Center p ShowMide Help Center 5 Select or clear the Enable Wireless Gateway Radio check box Clearing this check box turns off the WiFi
4. Results Waiting for input To view result updates click the REFRESH button REFRESH Help Center p x ShowMHide Help Center d Specify the following parameters for the traceroute utility e Target The IP address or host name of the computer you are tracing e Max Hops The maximum number of hops to allow when tracing the route e Data Size The input the size in bytes of the packet e Base Port The port number to send the packet to e Resolve Host Select On to resolve the host name to the IP address Click the Start Test button The traceroute results display To clear the results from the display click the Clear Results button View Wireless Access Points in Your Area You can view wireless networks or access points in your area and to select and join a wireless network gt To manage your wireless access point AP le 2 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 Manage Your Network 78 N600 WiFi Cable Modem Router Model C3700 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 ADVANCED gt Administration gt Wireless AP Wireless AP 2 4GHz bigin O5GHzain Rew A Verizon MBR1515 9966 Se
5. e Volume Name Volume name from the storage device either USB drive or HDD e Total Space and Free Space Show the current utilization of the storage device Add a Network Folder on a USB Drive v You can add network folders on the USB storage device To add a network folder 1 2 10 11 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 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 gt ReadySHARE Click the Edit button Click the Create Network Folder button U HP v100w Us Photos Vacation Photos All no password Write Access All no password If this screen does not display your web browser might be blocking pop ups If it is change the browser settings to allow pop ups In the USB Device list select the USB drive Click the Browse button and in the Folder field select the folder In the Share Name field type the name of the share In the Read Access list and the Write Access list select the settings that you want The user name account name for All no password is guest The password for admin is the same one that is used to log in to the modem router By default it is password Cli
6. gt To specify the USB access settings 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays 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 Share a USB Drive Attached to the Modem Router 35 N600 WiFi Cable Modem Router Model C3700 4 Select ADVANCED gt USB Storage gt Advanced Settings USB Storage Advanced Settings Network Device Name readyshare Workgroup Workgroup Enable Access Method Port Network Connection Wweadyshare eosin http direadyshare routeriogin netshares so O HTTPS via intemet https 0 0 0 0 443 shares 443 filo freadyshare routerlogin nevshares O FTP via internet fips 0 0 0 0 21 shares Available Network Folders Read Write Fres sone tats e eae SON os satis Spac All All weadyshare USB_Storage _ no password no password UA HP wi00w 1 876 914 3 lt a Help Center Show Hide Help Center 5 Specify access to the USB storage device e Network Device Name This is the name used to access the USB device connected to the modem router The default is readyshare e Workgroup If you are using a Windows workgroup rather than a domain the workgroup name is displayed here The name wo
7. Triggering Ending Port 1 65535 Inbound Connection Starting Port 1 65535 Ending Port 1 65535 7 In the Service Name field type a descriptive service name Specify Internet Port Settings 89 N600 WiFi Cable Modem Router Model C3700 8 In the Service User list select Any or select Single address and enter the IP address of one computer e Any the default allows any computer on the Internet to use this service e 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 Triggering Port field enter the number of the outbound traffic port that will open the inbound ports 11 Enter the inbound connection port information in the Connection Type Starting Port and Ending Port fields 12 Click the Apply button The service is now in the Portmap table You must enable port triggering before the modem router uses port triggering for the service that you added For information about port triggering see Specify When to Use Port Triggering on page 90 Specify When to Use Port Triggering gt To specify when to use port triggering 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 de
8. F 30 to 50 C e Operating humidity 90 maximum relative humidity noncondensing e Electromagnetic emissions Meets requirements of FCC Part 15 Class B Supplemental Information 100 N600 WiFi Cable Modem Router Model C3700 Table 4 Technical specifications Technical Specifications continued Interface Local 10BASE T 100 1000BASE Tx RJ 45 802 11a n g b Internet DOCSIS 3 0 Downward compatible with DOCSIS 2 0 1 1 and 1 0 Supplemental Information 101
9. M Turn Access Control On O Allow List Dery List Po DeviceName MACAddress cs ED E Network Profiles 5GHz ain NETGEAR93 56 3 Help Center Lm Show Hide Help Center 7 Click the Set Up Access List button The Wireless Card Access List screen displays Wrreless Card Access List Network Profiles 2 4GHz b g n NETGEAR66 Oo NETGEAR Guest turn Access Control On Allow List Deny List Device Name MAC Address aiim mn cium 8 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 9 Select the Turn Access Control On check box and select one of the following radio buttons e Allow List Allow computers and devices in the list to connect with WiFi e Deny List Deny WiFi access to computers and devices in the list 10 Click the Add button The screen displays a list of available wireless cards Specify Network Settings 61 N600 WiFi Cable Modem Router Model C3700 11 To add a device from the Available Wireless Cards list do the following a Select the device b Click the Add button The device displays in the wireless card access list 12 To add a computer or device that is not in the list do the following a Type a name in the Device Name field b Type the MAC address in the MAC Address field The MAC address is found on the computer or device c Click the Add button The device di
10. Note If you use applications such as multiplayer gaming peer to peer connections real time communications such as instant messaging or remote assistance a feature in Windows XP enable Universal Plug and Play UPnP See Improve Network Connections with Universal Plug and Play on page 63 Specify Internet Port Settings 88 N600 WiFi Cable Modem Router Model C3700 Add a Port Triggering Service To add a port triggering service 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Advanced Setup gt Port Forwarding Port Triggering 5 Select the Port Triggering radio button Port Forwarding Port Triggering ann EZR Please select the service type Port Forwarding Port Triggering Port Triggering Never Per Schedule V O Always Port Triggering Time out in minutes Port Triggering Portmap Table Enable Service Name Service Type Inbound Connection Service User Add Service X Delete Service 6 Click the Add Service button Port Triggering Services Service Service Name Service User Any Service Type TCP v Triggering Starting Port 1 65535
11. The Wireless Settings 2 4 GHz and Wireless Settings 5 GHz panes display the following information Name SSID The wireless network name SSID that the modem router uses Region The geographic region where the modem router is being used It is illegal to use the wireless features of the modem router in some parts of the world Channel The operating channel of the wireless port being used The default channel is Auto When Auto is selected the modem router finds the best operating channel available Mode The wireless communication mode Up to 54 Mbps Up to 145 Mbps default and Up to 300 Mbps Wireless AP Indicates whether the modem router WiFi radios are on or off If the wireless radios are turned off the WiFi On Off LED on the front panel is off Broadcast Name Indicates whether the modem router is broadcasting its SSID Wireless Isolation Indicates if wireless isolation is enabled When wireless isolation is enabled wireless clients can connect to the Internet but cannot access each other or access Ethernet devices on the network Wi Fi Protected Setup Indicates whether Wi Fi Protected Setup is configured for this network Manage Your Network 68 N600 WiFi Cable Modem Router Model C3700 Reboot the Modem Router Rebooting the modem router disconnects all computers and mobile devices from the modem router s network gt To reboot the modem router 1 Launch a web browser from a computer or wireless d
12. USB Storage Advanced Settings Network Device Name readyshare Workgroup Workgroup Enable Access Method Link Network Connection Wreadyshare http d readyshare routeriogin neshares oO HTTPS via internet https 0 0 0 0 443 shares fio readyshare routerlogin nevshares YO FTP via internet fip 0 0 0 0 21 shares Available Network Folders Share Name Je Folder Name Volume Name Total Fres Access Space Spac All All O Weadyshare USB_Storage Bralpasaword enopsssword UA HP vi00w 1 87 G 914 3 lt gt Help Center Show Hide Help Center 5 Scroll down to the Available Networks Folder section of the screen and adjust the following settings e Share Name If only one device is connected the default share name is USB_Storage Some modem router models have more than one USB port You can click the name or type it in the address field of your web browser If Not Shared is shown the default share has been deleted and no other share for the root folder exists Click the link to change this setting e Read Access and Write Access Show the permissions and access controls on the network folder All no password the default allows all users to access the network folder The password for admin is the same one that you use to log in to the modem router e Folder Name Full path of the network folder Share a USB Drive Attached to the Modem Router 38 N600 WiFi Cable Modem Router Model C3700
13. e External Starting Port If the application uses a single port enter the same port number in the External 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 e Internal Starting Port By default this is the same as the Internal Ending Port value e Internal IP address Type the IP address in the Internal IP address field or select the radio button for an attached device listed in the table 9 Click the Apply button Your changes are saved Specify Internet Port Settings 86 N gt N600 WiFi Cable Modem Router Model C3700 Delete a Port Forwarding Entry To delete a port forwarding entry 1 2 NO oO Pp 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 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 gt Advanced Setup gt Port Forwarding Port Triggering Select the Port Forwarding radio button as the service type In the table select the radio button next to the service name Click the Delete Service button Application Example Make a Local Web Server Public If you host a web server on your local network you can use port forwarding to allow web re
14. 7 Disable IGMP Proxying MTU Size in bytes 1500 NAT Filtering Secured O Open C Disable SIP ALG 5 Inthe MTU Size field enter a value from 64 to 1500 6 Click the Apply button Your change is saved If you suspect an MTU problem a common solution is to change the MTU to 1400 If you are willing to experiment you can gradually reduce the MTU from the maximum value of 1500 until the problem goes away The following table describes common MTU sizes and applications Table 2 Common MTU sizes MTU 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 1472 Maximum size to use for pinging Larger packets are fragmented 1468 Used in some DHCP environments 1460 Usable by AOL if you do not have large email attachments for example 1436 Used in PPTP environments or with VPN Specify Network Settings 46 N600 WiFi Cable Modem Router Model C3700 Table 2 Common MTU sizes continued MTU Application 1400 Maximum size for AOL DSL 576 Typical value to connect to dial up ISPs Set Up a Default DMZ Server Vv The default DMZ server feature is helpful wnen you are using some online games and videoconferencing applications that are incompatible with Network Address Translation NA
15. IP address Specify Network Settings 47 N600 WiFi Cable Modem Router Model C3700 7 Click the Apply button Your change takes effect Change the Modem Router s Device Name The modem router s device name is C3700 This device name displays in file manager when you browse your network gt To change the modem router s device name 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Setup gt LAN Setup LAN Setup Device Name 3700 1 00NAS LAN TCPAP Setup IP Address as2 ace fo a IP Subnet Mask fess 25s fess o M use Gateway as DHCP Server Starting IP Address 192 168 omm jio Ending IP Address 192 168 o zsa Address Reservation FTP naars MAC hades Help Center x Show Hide Help Center 5 Inthe Device Name field type a new name 6 Click the Apply button Your change is saved Specify Network Settings 48 N600 WiFi Cable Modem Router Model C3700 Change the LAN TCP 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
16. Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 Specify Network Settings 51 8 N600 WiFi Cable Modem Router Model C3700 A login screen displays 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 gt Setup gt LAN Setup In the Address Reservation section of the screen click the Add button In the IP Address field type the IP address to assign to the computer or server Choose an IP address from the modem router s LAN subnet such as 192 168 0 x Type the MAC address of the computer or server Tip If the computer is already on your network you can copy its MAC address from the Attached Devices screen and paste it here Click the Apply button The reserved address is entered into the table The reserved address is not assigned until the next time the computer contacts the modem router s DHCP server Reboot the computer or access its IP configuration and force a DHCP release and renew To edit a reserved address entry k 2 onNnoaa sp 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 Enter the modem router user name and password The u
17. Reboot button see Reboot the Modem Router on page 69 View Internet Port Information gt To view modem router Internet port information 1 2 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 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 The Cable Information pane displays the following The Internet Port pane displays these WAN Internet port settings e MAC Address The MAC address of the WAN Internet port e IP Address Mask The IP address of the WAN Internet port e Connection The type of WAN Internet port connection e Default Gateway The IP address of the default gateway Manage Your Network 67 N600 WiFi Cable Modem Router Model C3700 Domain Name Server The IP address of the Domain Name Server Wireless Settings gt To view wireless settings 1 2 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 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
18. TKIP WPA2 PSK AES The WPA2 options use the newest standard for the strongest security but some older computers and wireless devices cannot use WPA2 By default the WPA PSK TKIP WPA2 PSK AES radio button is selected so that new or old computers and wireless devices can connect to the WiFi network by using either WPA2 or WPA security The Passphrase field displays In the Passphrase field enter the network key password that you want to use It is a text string from 8 to 63 characters Specify Network Settings 56 N600 WiFi Cable Modem Router Model C3700 7 Write down the new password and keep it in a secure place for future reference 8 Click the Apply button Your changes are saved Set Up a WiFi Guest Network A guest network allows visitors at your home to use the Internet without using your wireless security key You can add a guest network to each wireless network 2 4 GHz b g n and 5 0 GHz a n gt To set up a guest network 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 4 A login screen displays 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 Guest Network Guest Network Settings Wireless Network 2 4GHz bigin Profile C Enable Guest Netw
19. To view modem router cable information 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive Manage Your Network 66 N600 WiFi Cable Modem Router Model C3700 The BASIC Home screen displays Select ADVANCED The Cable Information pane displays the following e Hardware Version The modem router model e Firmware Version The version of the modem router firmware It changes if you upgrade the modem router firmware e Cable Modem Serial Number The serial number of the cable modem e CM Certificate The status of the cable modem certificate If Not installed displays as the status contact your Internet service provider e CM MAC The MAC address of the cable modem e LAN Port The MAC address of LAN port 1 The following information also displays MAC Address The Media Access Control address This address is the unique physical address that the Ethernet LAN port of the modem router uses IP Address The IP address that the Ethernet LAN port of the modem router uses The default is 192 168 0 1 DHCP Server Identifies whether the built in DHCP server of the modem router is active for the LAN attached devices For information about using the
20. USB Drive Edit a Network Folder on a USB Drive Approve USB Devices Safely Remove a USB Drive For more information about ReadySHARE features visit www netgear com readyshare 33 N600 WiFi Cable Modem Router Model C3700 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 Such USB devices do not work with the modem router The modem router supports the following file system types for full read write access e FAT16 FAT32 e NTFS e NTFS with compression format enabled e Ext2 Ext3 Ext4 gt XFS e HFS gt HFS Access a USB Drive on the Network ReadySHARE lets you access and share a USB drive connected to the modem router USB port If your USB drive has special drivers it is not compatible To connect a USB drive 1 Insert your USB storage drive into the USB port on the rear panel of the modem router 2 If your USB drive has a power supply you must use it when you connect the USB drive to the 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
21. Utility Most TCP IP terminal devices and routers contain a ping utility that sends an echo request packet to the designated device The device then responds with an echo reply You can easily troubleshoot a TCP IP network by using the ping utility in your computer or workstation Troubleshooting 95 N600 WiFi Cable Modem Router Model C3700 Use Ping to Test the LAN Path to Your Gateway You can use ping to verify that the LAN path to your modem router is set up correctly gt To ping the modem router from a computer running Windows 95 or later 1 2 From the Windows toolbar click the Start button and select Run In the field that is provided type ping and then the IP address of the modem router as in this example ping 192 168 0 1 Click OK You see a message like the following Pinging lt IP address gt with 32 bytes of data If the path is working you see this message Reply from lt IP address gt bytes 32 time NN ms TTL xxx If the path is not working you see this message Request timed out If the path is not working correctly you could have one of the following problems e Wrong physical connections Make sure that the LAN LED is lit If this LED is off for more information see Use LEDs to Troubleshoot on page 94 Check the corresponding link LEDs are on for your network interface card and the hub ports if any that are connected to your workstation and modem router e Wrong
22. against pornography and phishing attacks Minimal Protects only against phishing attacks O None Nothing blocked 12 Select a radio button for a filtering level and click the Next button Setup is complete You have successfully setup NETGEAR Live Parental Controls Powered by OpenDNS Next a Be P AE RUDE R AE pou io pe pekinese EA check whether Live Parental Controls are enabled e disable or enable Live Parental Controls e modify basic settings e change custom settings such as per user and time of day based Live Parental Controls Take me to the status screen 13 Click the Take me to the status screen button Parental controls are now set up for the modem router The modem router BASIC Home screen shows Parental Controls as Enabled Use Keywords to Block Internet Sites You can use keywords to block certain Internet sites from your network You can use blocking all the time or based on a schedule gt To block Internet sites 1 2 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 Enter the modem router user name and password Control Access to the Internet 26 gt N600 WiFi Cable Modem Router Model C3700 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 gt Securit
23. are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt USB Storage gt Advanced Settings USB Storage Advanced Settings Pcneteen Network Device Name jreadyshare Workgroup Workgroup Enable Access Method Link Port Network Connection Weadyshare se http Wireadyshare routerlogin netishares s Oo HTTPS via internet https 0 0 0 0 443 shares flo Wreadyshare routerlogin nev shares O FTP via internet ftpv 0 0 0 0 21 shares Available Network Folders Read Write Total Share Name Aoa Kca Folder Name Volume Name Space All O readyshare usB_Storage or ana her eet UA HP v1 00w Help Center Show Hide Help Center 5 Select the FTP check box 6 Click the Apply button Your changes are saved Share a USB Drive Attached to the Modem Router 37 N600 WiFi Cable Modem Router Model C3700 View or Change Network Folders on a USB Drive You can view or change the network folders on the USB storage device gt To view or change network folders 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt USB Storage gt Advanced Settings
24. default LAN IP configuration is as follows e LAN IP address 192 168 0 1 e Subnet mask 255 255 255 0 These addresses are part of the designated private address range for use in private networks and are suitable for most applications If your network requires a different IP addressing scheme you can change these settings You might want to change these settings if you need a specific IP subnet that one or more devices on the network uses or if you have competing subnets with the same IP scheme gt To change the LAN TCP IP settings 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Setup gt LAN Setup LAN Setup Device Name C3700 100NAS LAN TCPAP Setup IP Address 168 o IP Subnet Mask 5 ess fess c Use Gateway as DHCP Server Starting IP Address 192 168 o Ending IP Address 192 168 o Address Reservation 2 IP Address Device Name MAC Address iceman hich atts Help Center Show Hide Help Center 5 In the IP Address field type the IP address 6 In the IP Subnet Mask field type the subnet mask of the modem router Specify Network Sett
25. failure Failed to acquire 1970 1 1 00 00 43 0 Critical 3 JQAM QPSK symbol timing CM MAC c4 04 15 0e 0b b0 IA MTO MACNN NN NA AN AN AN OM ANC 4 AAM VED N 1970 1 1 00 00 43 0 Notice 6 Help Center Show Mide Help Center The log screen shows the following information e Time The time the event log entry was recorded e Priority The severity for this event log entry e Description A description of this event log entry 5 To refresh the log screen click the Refresh button 6 To clear the log entries click the Clear Log button 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 gt Toruna ping test 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays 3 Enter the modem router user name and password Manage Your Network 76 N600 WiFi Cable Modem Router Model C3700 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 gt Administration gt Diagnostics In the Utility list Ping is selected by default Diagnostics os os Utility Ping Test Parameters Target 192 168 o l a Ping Size in byt
26. feature of the modem router 6 Click the Apply button If you turned off the wireless radios the WiFi On Off LED and the WPS LED turn off If you turned on the wireless radios the WiFi On Off LED and the WPS LED light Specify WPS Settings Wi Fi Protected Setup WPS lets you join the WiFi network without typing the WiFi password gt To specify WPS Settings 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 Specify Network Settings 59 N600 WiFi Cable Modem Router Model C3700 A login screen displays 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 gt Advanced Setup gt Wireless Settings The Router s PIN field displays the PIN that you use on a registrar for example from the Network Explorer on a Vista Windows computer to configure the modem router s wireless settings through WPS Optional Select or clear the Disable Router s PIN check box The PIN function might temporarily be disabled when the modem router detects suspicious attempts to break into the modem router s wireless settings by using the modem router s PIN through WPS You can manually enable the PIN function by clearing the Disable Router s PIN check box Optional Select or clear the K
27. http 192 168 0 1 A login screen displays 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 Control Access to the Internet 31 4 10 11 N600 WiFi Cable Modem Router Model C3700 Select ADVANCED gt Security gt E mail Turn E mail Notification On Send alerts and logs through e mail Your Outgoing Mail Server Send to This E mail Address My mail server requires authentication User Name Password Send Alert Immediately When someone attempts to visit a blocked site Send logs according to this schedule Day Time Help Center n ShowMide Help Center Select the Turn E mail Notification On check box In the Your Outgoing Mail Server field enter the name of your ISP outgoing SMTP mail server such as mail mylSP com You might be able to find this information in the configuration screen of your email program If you leave this field blank log and alert messages are not sent 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 If your outgoing email server requires authentication select the My Mail Server requires authentication check box a In the User Name field type the user name
28. is admin the password is password and the LAN IP address is 192 168 0 1 DHCP is enabled Manage Your Network 74 N600 WiFi Cable Modem Router Model C3700 Change the admin Password You can 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 gt To set the password for the user name admin 1 2 o NOH 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 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 gt Administration gt Set Password Set Password Old Password Set Password Repeat New Password Type the old password Type the new password in the Set Password field Type the new password in the Repeat New Password field Click the Apply button Your change takes effect View Event Logs Event logs capture important modem router events gt To view the event logs 1 2 Launch a web browser from a computer or wireless device that is connected to the network Type http routerlogin net or
29. sy icais 73 Restore Configuration Settings 0 cee cece eee eee eee ee 73 Erase the Current Configuration Settings 0 cece eee eee 74 Change the adminiPasswOrd osc cscccsacsootienalieieasanbawesous coedatas 75 Mew Event Logs 13455505 4s 4deh0040S0209d40a04b40000 bebe bea Saab 75 Run the PIN VUY occcccsce sent as scasaney heen menage aeeseses es scans 76 Ruin the Traceroute Ut 5 0 to vac ve eaindeeaeae rnn niiti ee eeii 77 View Wireless Access Points in Your Area 0 00000 e eee ee eee 78 View or Change the Modem Router Wireless Channel 79 Remote Management c2c665s6 css sd sacesarwe et geeeeeeseeeeeiede geass 80 N600 WiFi Cable Modem Router Model C3700 Chapter 8 Specify Internet Port Settings Set Up Port Forwarding to a Local Server 00 c cece eee eee 84 Add a Custom Port Forwarding Service 0 c eee eee ee eee 85 Edita Port Forwarding Servic s ssis sccedeccenesesosasetdbadacasinents 86 Delete a Port Forwarding Entry 0 cece eee ee eee eens 87 Application Example Make a Local Web Server Public 87 How the Modem Router Implements the Port Forwarding Rule 88 Set Up PorlIMiggeningG vaccsssscovevariewdessadoimeriweGedetedeu arabs 88 Add a Port Triggering ServiCe c2c cae cnkaedctaheadwee sdedeeus te sans 89 Specify When to Use Port Triggering 0 cee e eee eee eee eee ee 90 Application Exampl
30. tacawivkve an niwinaWawededeeeeasenaaes 9 Cable Your Modem Router cee eee ete eee e een ees 10 Cable the Modem Router with a Simple Network eee 11 Cable Your Modem Router to a Router or Gateway 11 Chapter 2 Connect to the Network and Access the Modem Router Connect To the NetWork 1 046 05 05 4606 agmqatansnmde donee oe aega weg nerve 14 Wired COMMECHOMN sss crsserceresereid tt TEER EURA ate EE EDE ENEE ote 14 WIP CONNECTION lt 2 2 c0cc0ndenaiatadaneanneserere hors EARR 14 ABCs dee I IEEE AE TEE E EEA E ET use A E eee bees EA ORE 15 peso LOGINS ccc5sucesseeesniq0555 4n0anentenrieatades seeeeen ssnse 15 Log Into the Modem ROULET tcc csc ccnn ced caccoinae aaa artatacansanme cene tes 15 Chapter 3 Specify Initial Settings Notify Your Internet Service Provider 0 cece eee eee eee eee eee 18 Specify the Cable Connection Starting Frequency eee eee 19 View Modem Router Initialization 0 00 e cece eee eee eee 20 Specify the Internet Connection Settings cee eee eee 21 Chapter 4 Control Access to the Internet Set Up Parental Controls s2 0 5 lt 205s edayedestabaenarsosessdamaces 24 Use Keywords to Block Internet Sites 0 0 2 0 eee eee 26 Block Services from the Internet 0 e cece cent eeees 28 Schedule When to Block Internet Sites and Services 0 0c eee eee 30 Avoid Blocking on a Trusted Computer
31. 00 e eee eee eee eee 53 Specify Basic WIFUSETHINGS 0c icicsaLheidedecasesGiSecedadedeiadeares 54 Change the WiFi Security OPtON ss cistcescgadeidebetareeiese hd oadeneas 56 Set Up a WiFi Guest Network 0 cece eee eee eee eens 57 Control the Wireless RAGiOS sis ss ssndc dodard od scie dues die ala ia 58 Userthe WIR ONJO Button se vase tasacwnsanre pare yen ee aE Rea 58 Enable or Disable the Wireless Radios 0 02 000 58 Specify WPS SettiNGS icc oidcoed 5455 scagrammeneme EENE 59 Set Up a Wireless Card Access List 0 0 eee 60 Dynami DNS scsi Gane tenierinn saan Tada ees ORINE eUr eRT 62 Improve Network Connections with Universal Plug and Play 63 Chapter 7 Manage Your Network View Modem Router Stats sci kisi citcetednessabeacedeh eed sedud Ste 66 View Cable InformatlONissscs co iccasackiavioedeunsecessesasecacags 66 View Internet Port Information cece cece eee ee eee 67 Wireless Setting S sis concesoscre1nd soul elie cltenaueinGertes ad nankeec 68 Reboot the Modem ROUtEn cscc030 vasrormmeaverint rere gebedouseae aaa 69 Changethe Router MOGs ss 2ic6eag2stssosenidesee edhe et aeee ane 70 View Logs of Modem Router Activity 00 cece eee ee 71 vewaNe work IVa cis as suite hiaanerale acesacalg nS ENEE EEEE doe sh ENED 72 Manage the Modem Router Configuration File ee eee 73 Back Up Settings cacrdecswes scencaseageetabememneeinseeeune
32. 4 GHz radio is on e Off The 2 4 GHz radio is off e Green The 5 GHz radio is on e Off The 5 GHz radio is off Ethernet e Green A device is connected to an Ethernet port and powered on e Off No device is connected to an Ethernet port USB e Green A USB device is connected to the port on the back panel e Off No USB device is connected to the port on the back panel Hardware Setup 8 N600 WiFi Cable Modem Router Model C3700 Rear Panel The rear panel has the connections and buttons shown the following figure USB port optional Ethernet LAN ports Coaxial cable connector Power adapter input Power On Off button Figure 3 Modem router rear panel Position Your Gateway The modem router lets you access your network anywhere within the operating range of your wireless network However the operating distance or range of your wireless connection can vary significantly depending on the physical placement of your modem router For example the thickness and number of walls the wireless signal passes through can limit the range Additionally other wireless access points in and around your home might affect your modem router s signal Wireless access points are modem routers repeaters WiFi range extenders or any other device that emits a wireless signal for network access Position your modem router according to the following guidelines e Place your modem router near the center
33. File Change the admin Password View Event Logs Run the Ping Utility View Wireless Access Points in Your Area View or Change the Modem Router Wireless Channel Remote Management 65 N600 WiFi Cable Modem Router Model C3700 View Modem Router Status gt To 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 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED The following screen displays v Cable Information v Internet Port Hardware Version C279T00 01 MAC Address c4 04 15 0e 0b b1 Firmware Ver aon V1 01 05 IP AddressiMask Da eaan ae Cable Modem Serial 0000387200048 i g Number nea Connection DHCP Client CM Certificate Installed Default Gateway 192 168 15 1 CM MAC 04 04 15 0e 0b b0 Domain Name Server 172 29 16 12 4 2 2 2 LAN Port MAC Address 04 04 15 0e 0b b2 IP Address Mask 192 168 0 1 24 DHCP On ET ETD GEE acre vV Wireless Settings 2 4GHz v Wireless Settings 5GHz Name SSID NETGEARS3 Name SSID NETGEARS3 5G Region UNITED STATES Region UNITED STATES Channel 11 Channel 104 Mode Up to 300 Mbps Mode Up to 300 Mbps lt q Scroll to view more View Cable Information gt
34. IP Network Using a Ping Utility Tip NETGEAR provides helpful articles documentation and the latest software updates at support netgear com 93 N600 WiFi Cable Modem Router Model C3700 Use LEDs to Troubleshoot The following table provides help when using the LEDs for troubleshooting Table 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 the power adapter is properly connected to a functioning power outlet Check that you are using the 12 VDC power adapter from NETGEAR for this product If the error persists you have a hardware problem Contact technical support All LEDs stay on e Clear the configuration of the modem router to its factory defaults This operation sets the IP address of the modem router to 192 168 0 1 See Factory Default Settings on page 99 e If the error persists you have a hardware problem Contact technical support LAN LED is off for a port with an Ethernet connection Make sure that the Ethernet cable connections are secure at the modem router and at the hub or computer e Make sure that power is turned on to the connected hub or computer e Be sure that you are using the correct cable Internet LED is off and the modem router is connected to the cable television cable Make sure that the coaxial cable connections are secu
35. ISP O Use These DNS Servers Primary DNS Secondary DNS Tertiary DNS Help Center ShowHMide Help Center If your Internet connection requires an account name or host name type it in the Account Name If Required field If your Internet connection requires a domain name type it in the Domain Name If Required field For the other sections in this screen the default settings usually work but you can change them For the Internet IP Address setting select one of the following radio buttons e Get Dynamically from ISP Your ISP uses DHCP to assign your IP address Your ISP automatically assigns these addresses e Use Static IP Address Enter the IP address IP subnet mask and the gateway IP address that your ISP assigned The gateway is the ISP modem router to which your modem router connects Specify Initial Settings 21 N600 WiFi Cable Modem Router Model C3700 For the Domain Name Server DNS Address setting select one of the following radio buttons e Get Automatically from ISP Your ISP uses DHCP to assign your DNS servers Your ISP automatically assigns this address e Use These DNS Servers If you know that your ISP requires specific servers select this option 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 Note If you get address not found errors when you go to a website it is li
36. NETGEAR N600 WiFi Cable Modem Router Model C3700 User Manual August 2014 202 11276 02 350 East Plumeria Drive San Jose CA 95134 USA N600 WiFi Cable Modem Router Model C3700 Support Thank you for selecting NETGEAR products After installing your device locate the serial number on the label of your product and use it to register your product at https my netgear com You must register your product before you can use NETGEAR telephone support NETGEAR recommends registering your product through the NETGEAR website For product updates and web support visit http support netgear com Phone US amp Canada only 1 888 NETGEAR Phone Other Countries Check the list of phone numbers at http support netgear com general contact default aspx Compliance For regulatory compliance information visit http www netgear com about regulatory See the regulatory compliance document before connecting the power supply Trademarks NETGEAR the NETGEAR logo and Connect with Innovation are trademarks and or registered trademarks of NETGEAR Inc and or its subsidiaries in the United States and or other countries Information is subject to change without notice NETGEAR Inc All rights reserved Contents Chapter 1 Hardware Setup Unpack Your Modem Router sisisssisesesisiteberssriaraisisrsssesa 7 FONUPANel b2ceccncicesssrsesnnana ntar REREN ERAROS 7 EE E E SET IEE I E TA E E 9 Position Your GateWay warecers cia
37. T The modem router is programmed to recognize some of these applications and to work correctly with them but other applications might not function well In some cases one local computer can run the application correctly if the IP address for that computer is entered as the default DMZ server A WARNING DMZ servers pose a security risk A computer designated as the default DMZ server loses much of the protection of the firewall and is exposed to exploits from the Internet If compromised the DMZ server computer can be used to attack other computers on your network The modem router usually detects and discards incoming traffic from the Internet that is not a response to one of your local computers or a service that you have configured in the Port Forwarding Port Triggering screen Instead of discarding this traffic you can have the modem router forward the traffic to one computer on your network This computer is called the default DMZ server To set up a default DMZ server 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Setup gt WAN Setup 5 Select the Default DMZ Server check box 6 Type the
38. 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 8 Click the Apply button Your settings are saved Control the Wireless Radios The modem router has an internal wireless radios that broadcasts signals in the 2 4 GHz range and 5 GHz range By default these radios are on so that you can connect wirelessly to the modem router When the wireless radios are off you can still use an Ethernet cable for a LAN connection to the modem router You can turn the wireless radios on and off with the WiFi On Off button on the modem router or you can log in to the modem router and enable or disable the wireless radios If you are close to the modem router it might be easier to press its WiFi On Off button If you are away from the modem router or have already logged in it might be easier to enable or disable the radios Use the WiFi On Off Button gt To turn the wireless radios off and on with the WiFi On Off button Press the WiFi On Off button on the modem router for two seconds If you turned off the wireless radios the WiFi On Off LED and the WPS LED turn off If you turned on the wireless radios the WiFi On Off LED and the WPS LED light
39. a particular outgoing port starts a session An example is Internet Relay Chat IRC Your computer connects to an IRC server at destination port 6667 The IRC server not only responds to your originating source port but also sends an identify message to your computer on port 113 Using port triggering you can tell the modem router When you initiate a session with destination port 6667 you must also allow incoming traffic on port 113 to reach the originating computer The following sequence shows the effects of the port triggering rule you have defined 1 You open an IRC client program to start a chat session on your computer 2 Your IRC client composes a request message to an IRC server using a destination port number of 6667 the standard port number for an IRC server process Your computer then sends this request message to your modem router 3 Your modem router creates an entry in its internal session table describing this communication session between your computer and the IRC server Your modem router stores the original information performs Network Address Translation NAT on the source address and port and sends this request message through the Internet to the IRC server Specify Internet Port Settings 91 N600 WiFi Cable Modem Router Model C3700 Noting your port triggering rule and observing the destination port number of 6667 your modem router creates another session entry to send any incoming port 113 traffi
40. are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Advanced Setup gt Remote Management Remote Management _ Turn Remote Management On Remote Management Address http 192 168 18 2 8080 Allow Remote Access By Only This Computer IP Address Range Everyone Port Number 5 Select the Turn Remote Management On check box 6 Under Allow Remote Access By specify the external IP addresses to be allowed to access the modem router s remote management For enhanced security restrict access to as few external IP addresses as practical Select one of the following e To allow access from a single IP address on the Internet select the Only This Computer radio button Enter the IP address that will be allowed access e To allow access from a range of IP addresses on the Internet select the IP Address Range radio button Enter a beginning and ending IP address e To allow access from any IP address on the Internet select the Everyone radio button 7 Specify the port number for accessing the web management interface Normal web browser access uses the standard HTTP service port 80 For greater security enter a custom port number for the remote web management interface Choose a number from 1024 to 65535 but do not use the number of any common service port The default is 8080 which is a common alternate for HTTP 8 Click the Apply button Manage Your Netw
41. area network LAN To access the USB drive from a Mac 1 Select Go gt Connect to Server 2 Enter smb readyshare as the server address 3 Click the Connect button To access the USB drive from a Windows computer 1 Select Start gt Run 2 Enter readyshare in the dialog box and click the OK button Share a USB Drive Attached to the Modem Router 34 N600 WiFi Cable Modem Router Model C3700 gt To map the USB device to a Windows network drive Visit www netgear com readyshare In the ReadySHARE USB Storage Access pane click PC Utility The readyshareconnect exe file is downloaded to your computer Launch readyshareconnect exe What network folder would you like to map Specify the drive letter for the connection and the folder that you want to connect to Drive Z Folder Example server share V Reconnect at logon Connect using different credentials Connect to a Web site that you can use to store your documents and pictures Select the drive letter to map to the network folder Optional If you want to connect to the USB drive as a different user select the Connect using different credentials check box a Type the user name and password b Click the OK button Click the Finish button The USB drive is mapped to the drive letter that you specified Control Access to the USB Drive You can specify the device name workgroups and network folders for your USB device
42. at came with your router to connect it to the modem router Hardware Setup 12 Connect to the Network and 2 Access the Modem Router This chapter contains the following sections e Connect to the Network Types of Logins e Log In to the Modem Router N600 WiFi Cable Modem Router Model C3700 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 Wired Connection You can connect your computer to the modem router using an Ethernet cable and join the modem router s local area network LAN gt To connect your computer to the modem router with an Ethernet cable 1 Make sure that the modem router has power its Power LED is lit 2 Connect an Ethernet cable to an Ethernet port on your computer 3 Connect the other end of the Ethernet cable to one of the numbered Ethernet ports Your computer connects to the local area network LAN A message might display on your computer screen to notify you that an Ethernet cable is connected WiFi Connection You can connect to the modem router s WiFi network with Wi Fi Protected Setup WPS or you can find and select the WiFi network gt To use WPS to connect to the WiFi network 1 Make sure that the modem router has power its Power LED is lit 2 Check the WPS instructions for your com
43. at you can connect wirelessly to the network with its new settings If you cannot connect wirelessly check the following e ls your computer or wireless device connected to another wireless network in your area Some wireless devices automatically connect to the first open network without wireless security that they discover e Is your computer or wireless device trying to connect to your network with its old settings before you changed the settings If so update the wireless network selection in your computer or wireless device to match the current settings for your network 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 modem router label NETGEAR recommends that you use the preset security but you can change them NETGEAR recommends that you do not disable security gt To change the WPA settings 1 2 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 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 Wireless Under Security Options select a radio button for one of the following WPA options e WPA2 PSK AES e WPA PSK
44. c to your computer The IRC server sends a return message to your modem router using the NAT assigned source port for example port 33333 as the destination port The IRC server also sends an identify message to your modem router with destination port 113 When your modem router receives the incoming message to destination port 33333 it checks its session table to see if a session is active for port number 33333 Finding an active session the modem router restores the original address information replaced by NAT and sends this reply message to your computer When your modem router receives the incoming message to destination port 113 it checks its session table and finds an active session for port 113 associated with your computer The modem router replaces the message s destination IP address with your computer s IP address and forwards the message to your computer When you finish your chat session your modem router eventually senses a period of inactivity in the communications The modem router then removes the session information from its session table and incoming traffic is no longer accepted on port numbers 33333 or 113 Specify Internet Port Settings 92 Troubleshooting This chapter gives information about troubleshooting your modem router This chapter includes the following sections e Use LEDs to Troubleshoot e Cannot Log In to the Modem Router e Cannot Log In to the Modem Router e Troubleshoot a TCP
45. cations have laws or guidelines about which channels can be used Depending on your location some channels might not be available If many wireless networks at your location use the same channel as your wireless network you might experience interference You can change the channel to avoid the interference 5 To view wireless channels in use in the 5 GHz WiFi band select the 5 GHz a n radio button 6 To change the wireless channel click the Change Channel button The Wireless Setup screen displays 7 Inthe Channel list select a different channel setting 8 Click the Apply button Your changes take effect Remote Management The remote management feature lets you access your modem router over the Internet to view or change its settings Note Be sure to change the modem router login password to a secure password The ideal password contains no dictionary words from any language and contains uppercase and lowercase letters numbers and symbols It can be up to 30 characters See Change the admin Password on page 75 Manage Your Network 80 N600 WiFi Cable Modem Router Model C3700 gt To set up remote management 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password
46. ck the Apply button The folder is added on the USB device Share a USB Drive Attached to the Modem Router 39 N600 WiFi Cable Modem Router Model C3700 Edit a Network Folder on a USB Drive You can add network folders on the USB storage device gt To edit a network folder fi 2 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 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 gt ReadySHARE Click the Edit button The Edit Network Folder screen displays the same settings shown in the Create Network Folder screen Change the settings in the fields as needed Click the Apply button Your changes are saved Approve USB Devices For more security you can set up the modem router to share only USB devices that you approve gt To approve USB devices 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays 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 Share a USB Drive Attached t
47. curity enabled WPA2 PSK AES CCMP jimmy 148 2 4 i Security not enabled aali 2 4G3700x0E Security not enabled abil NETGEAR_11g i Security not enabled aai 1Issue3850_g1 NetGear2642 v anil Help Center Show Hide Help Center IE Security enabled WPA2 PSK AES CCMP On this screen you can view wireless access points in use in your area View or Change the Modem Router Wireless Channel gt To view or change your wireless channel 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays Manage Your Network 79 N600 WiFi Cable Modem Router Model C3700 4 Select ADVANCED gt Administration gt Wireless Channel Wireless Channel Number of WiFi networks in your neighborhood in each 246Hzb gm O5GHzam GED WiFi channel You can choose a channel with less networks for a better connection Number Move the mouse over each bar to see the WiFi names in that channel My WiFi of WiFi Other s WiFi Networks 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 Many countries and geographic lo
48. d and you do not know its current IP address clear the configuration of the modem router to its factory defaults This sets the IP address of the modem router to 192 168 0 1 For more information see Factory Default Settings on page 99 e Make sure that your browser has Java JavaScript or ActiveX enabled If you are using Internet Explorer click the Refresh button to make sure that the Java applet is loaded e Try quitting the browser and launching it again e Make sure that you are using the correct login information The modem router user name admin is lowercase Caps Lock is off The default password is password If the modem router does not save changes you have made do the following e When entering configuration settings be sure to click the Apply button before moving to another screen or your changes are lost e Click the Refresh or Reload button in the web browser The changes have occurred but the web browser might be caching the old configuration Troubleshoot the ISP Connection When your modem router cannot access the Internet and your Internet LED is on register the cable MAC address or device MAC address of your modem router with your cable service provider Additionally your computer might not have the modem router configured as its TCP IP gateway If your computer obtains its information from the modem router by DHCP reboot the computer and verify the gateway address Troubleshoot a TCP IP Network Using a Ping
49. d blocking is enabled No log entries are made for the trusted LAN client gt To view logs 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Administration gt Logs Last Description Foun Occurrence Target Source Thu Jan 01 i k Mime synchronized with NTP server fail E 44 1970 0 0 0 0 0 0 0 0 DHCP IP 192 168 0 10 to MAC address 00 18 4d ff 07 DODEN DHCP IP 192 166 012 to MAC address 00 1a 6b 6d 8f 19 0 0 0 0 0 Internet connected IP address 192 168 15 3 0 0 0 0 0 0 0 0 DHCP IP 192 168 0 10 to MAC address 00 18 4d ffff 07 0 0 0 0 0 Time synchronized with NTP server fail 0 0 0 0 0 0 0 0 DHCP IP 192 168 0 12 to MAC address Thu Jan 01 00 1a 6b 6d 8f 19 00 04 45 1970 Thu Jan 01 00 04 43 1970 m IP 192 168 0 10 to MAC address 1 Thu Jan 01 00 18 4d ff ff 07 00 04 40 1970 Time synchronized with NTP server fail 2 ear oN 0 0 0 0 0 Help Center i ShowHide Help Center 0 0 0 0 0 Mime synchronized with NTP server fail 0 0 0 0 0 0 0 0 0 0 The log screen shows the following information e Description The action that occured e Count The n
50. e Port Triggering for Internet Relay Chat 91 Chapter 9 Troubleshooting Use LEDs to ThOUDIESMOO UE sip sda oat eodeardetid ada o wire wri tben iroad Gee 94 Cannot Log In to the Modem Router 00 e eee 94 Troubleshoot the ISP Connection 0 cece cece e eens 95 Troubleshoot a TCP IP Network Using a Ping Utility 95 Use Ping to Test the LAN Path to Your Gateway 0 05 96 Use Ping to Test the Path from a Windows PC to a Remote Device 96 Appendix A Supplemental Information Factory Default Seting S erreneren in OE EEEE siesta 99 Technical SpecihicatlONnS s ci eiecti et on n ea Teate 100 Hardware Setup This chapter covers the following topics e Unpack Your Modem Router e Front Panel e Rear Panel e Position Your Gateway e Cable Your Modem Router For more information about the topics covered in this manual visit the support website at http support netgear com N600 WiFi Cable Modem Router Model C3700 Unpack Your Modem Router Your package contains the following items a Ethernet cable Modem router Power adapter Figure 1 Package contents Front Panel The modem router has status LEDs and buttons on the front WPS button LED WiFi On Off button Power LED Downstream LED Upstream LED Internet LED 2 4 GHz LED 5 GHz LED Ethernet LED USB LED Figure 2 Modem router front view Hardware Setup 7 N600 W
51. e IP address of the computer that will provide the service 10 Click the Add button The service displays in the list Add a Custom Port Forwarding Service To add a custom service 1 Find out which port number or range of numbers the application uses You can usually find this information by contacting the publisher of the application or user groups or news groups 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 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 gt Advanced Setup gt Port Forwarding Port Triggering Leave the Port Forwarding radio button selected as the service type Click the Add Custom Service button Ports Custom Services Service Name Service Type External Starting Port External Ending Port 1 65535 W Use the same port range for Internal port Internal Starting Port 1 65535 Internal Ending Port Internal IP address 192 168 0 External IP Address Any In the Service Name field enter a descriptive name In the Service Type field select the protocol If you are unsure select TCP UDP In the External Starting Port field enter the beginning port number If the application uses a single
52. e a computer with a wired connection to access the modem router gt To specify basic wireless settings 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays Specify Network Settings 54 4 10 11 N600 WiFi Cable Modem Router Model C3700 Select Wireless Wireless Setup Region Selection Region Wireless Network 2 4GHz bigin C Enable Wireless Isolation Enable SSID Broadcast Name SSID NETGEARS3 Channel Auto Current 4 Mode Up to 300 Mbps Security Options O none WPA2 PSK AES O WPA PSK TKIP WPA2 PSK AES Passphrase luckyprairie480 8 63 characters or 64 hex digits Help Center Show Hide Help Center In the Region list select your region In some locations you cannot change this setting To turn off the wireless radios scroll down and clear the Enable Wireless Gateway radio check box If you clear this check box you cannot use WiFi to connect to the modem router 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
53. e fixes one problem but causes another Leave the MTU unchanged unless one of these situations occurs You experience problems connecting to your ISP or other Internet service and the technical support of either the ISP or NETGEAR recommends changing the MTU setting These web based applications might require an MTU change A secure website that does not open or displays only part of a web page Yahoo email MSN portal America Online s DSL service You use VPN and have severe performance problems You used a program to optimize MTU for performance reasons and now you have connectivity or performance problems Note An incorrect MTU setting can cause Internet communication problems For example you might not be able to access certain websites frames within websites secure login pages or FTP or POP servers Specify Network Settings 45 N600 WiFi Cable Modem Router Model C3700 gt To change the MTU size 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Setup gt WAN Setup Disable Port Scan and DoS Protection C Default DMZ Server Respond to Ping on Internet Port
54. ected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays Manage Your Network 73 N600 WiFi Cable Modem Router Model C3700 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 gt Administration gt Backup Settings Click the Browse button to find and select the cfg file Click the Restore button The file is uploaded to the modem router and the modem router reboots WARNING Do not interrupt the reboot process 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 For more information see Factory Default Settings on page 99 To erase the configuration settings di 2 4 5 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 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 gt Administration gt Backup Settings Click the Erase button The factory default settings are restored The user name
55. ed Avoid Blocking on a Trusted Computer You can exempt one trusted computer from blocking The computer you exempt must have a fixed IP address You can use the reserved IP address feature to specify the IP address See Reserve LAN IP Addresses on page 51 gt To specify a trusted computer 1 2 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 Control Access to the Internet 30 N600 WiFi Cable Modem Router Model C3700 A login screen displays 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 gt Security gt Block Sites Scroll down and select the Allow trusted IP address to visit blocked sites check box Allow trusted IP address to visit blocked sites Trusted IP Address 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 The log records modem router activity and security events such as attempts to access blocked sites or services gt To set up email notifications 1 2 Launch a web browser from a computer or wireless device that is connected to the network Type http routerlogin net or
56. eeded UPnP devices can automatically discover the services from other registered UPnP devices on the network 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 gt To enable Universal Plug and Play 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 Specify Network Settings 63 N600 WiFi Cable Modem Router Model C3700 A login screen displays 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 an EZA Kom Turn UPnP On Advertisement Period in minutes Advertisement Time to Live in hops UPnP Portmap Table Active Protocol Int Port Ext Port IP Address Select the Turn UPnP On check box By default this check box is selected If the Turn UPnP On check box is cleared the modem router does not allow any device to automatically control router resources such as port forwarding Type the advertisement period in minutes The advertisement period specifies how often the modem router broadcasts its UPnP information This value can range from 1 to 1440 minutes The default period is 30 minutes Shorter durations ens
57. een displays Specify Network Settings 50 N600 WiFi Cable Modem Router Model C3700 4 Select ADVANCED gt Setup gt LAN Setup LAN Setup Device Name C3700 100NAS LAN TCPAP Setup IP Address 168 IP Subnet Mask ess M use Gateway as DHCP Server Starting IP Address 192 168 Ending IP Address 192 168 Address Reservation FL Passress SS Ca ta Help Center Show Hide Help Center 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 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 6 Click the Apply button Your settings are saved The modem router delivers the following parameters to any LAN device that requests DHCP e An IP address from the range that you have defined e Subnet mask e Gateway IP address the modem router s LAN IP address e DNS server IP address the modem router s LAN IP address 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 gt Toreserve an IP address 1
58. eep 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 Click the Apply button Your changes are saved Set Up a Wireless Card Access List By default any wireless computer or device that is configured with the correct SSID is allowed access to your wireless network For increased security allow only specific wireless computers and devices to access the wireless network based on their MAC addresses gt To set up wireless card access 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays 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 Specify Network Settings 60 N600 WiFi Cable Modem Router Model C3700 4 Select ADVANCED gt Advanced Setup gt Wireless Settings 5 Click the Set Up Access List button 6 Select the Turn Access Control On check box Wireless Card Access List Network Profiles 2 4GHz b g n NETGEARS3 NETGEAR Guest
59. eless device that is connected to the network Type http routerlogin net or http 192 168 0 1 A login screen displays 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 USB Storage gt Basic Settings Click the Safely Remove USB Device button This takes the drive offline Physically disconnect the USB drive Share a USB Drive Attached to the Modem Router 42 Specify Network Settings This chapter includes the following sections View or Change the WAN 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 WPS Wizard for WiFi Connections Specify Basic WiFi Settings Change the WiFi Security Option Set Up a WiFi Guest Network Control the Wireless Radios Specify WPS Settings Set Up a Wireless Card Access List Dynamic DNS Improve Network Connections with Universal Plug and Play 43 N600 WiFi Cable Modem Router Model C3700 View or Change the WAN Settings Vv You can view the wide area network WAN settings for the Internet port You 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 WAN Internet por
60. es No of Pings Ping Interval in ms Results Wating for input To view result updates click the REFRESH button REFRESH Specify the following parameters for the ping utility e Target The IP address of the ping target computer e Ping Size The size in bytes of the ping packet e No of Pings The number of times to ping the target computer e Ping Interval The time between pings Click the Start Test button The ping results display 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 gt Torun a traceroute test 1 2 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 Enter the modem router user name and password Manage Your Network 77 N600 WiFi Cable Modem Router Model C3700 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 gt Administration gt Diagnostics In the Utility list select Traceroute Diagnostics Utility Traceroute a Traceroute Parameters Target IP address or Name Max Hops Data Size in bytes Base Port Resolve Host
61. ess device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays 3 Enter the modem router user name and password Specify Network Settings 62 N600 WiFi Cable Modem Router Model C3700 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 ADVANCED gt Advanced Setup gt Dynamic DNS Dynamic DNS CI Use a Dynamic DNS Service Service Provider www DynDNS org V Host Name User Name Password 5 Register for an account with one of the Dynamic DNS service providers whose URLs display in the Service Provider list 6 Select the Use a Dynamic DNS Service check box 7 Select the URL for your Dynamic DNS service provider For example if your Dynamic DNS service provider is DynDNS org select www dyndns org 8 Type the host name or domain name that your Dynamic DNS service provider gave you 9 Type the user name for your Dynamic DNS account This name is the name that you use to log in to your account not your host name 10 Type the password or key for your Dynamic DNS account 11 Click the Apply button Your configuration is saved 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 n
62. evice that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED v Cable Information v Internet Port Hardware Version C279T00 01 MAC Address 04 04 15 0e 0b b1 irmwa i 5 2 3 Firmware Version 1 01 05 IP Address Mask 19 maois oA c i 1255 255 255 128 Cable Modem Serial 0000387200048 Number si Connection DHCP Client CM Certificate Installed Default Gateway 192 168 15 1 CMMAC 4 04 15 0e 0b b0 Domain Name Server 172 29 16 12 4 2 2 2 LAN Port MAC Address 4 04 15 0e 0b b2 IP Address Mask 192 168 0 1 24 DHCP On Ee ETD GEE cre v Wireless Settings 2 4GHz v Wireless Settings 5GHz Name SSID NETGEARS3 Name SSID NETGEARS3 5G Region UNITED STATES Region UNITED STATES Channel 11 Channel 104 Mode Up to 300 Mbps Mode Up to 300 Mbps 5 In the Cable Information pane click the Reboot button A confirmation message displays 6 Click the OK button The modem router reboots Manage Your Network 69 N600 WiFi Cable Modem Router Model C3700 Change the Router Mode By default the modem router is in router mode This means that it works both as a modem and as a router You can share the Internet connection without using another router or gateway I
63. f you want to connect a gateway or router to the modem router you must log in to the modem router and change its Router Mode setting To change the router mode 1 On your computer or wireless device find and select the modem router WiFi network The WiFi network name is on the modem router s label 2 Join the WiFi network and enter the WiFi password The password is on the modem router s label Your wireless device connects to the WiFi network 3 Launch a web browser 4 Type http routerlogin net or http 192 168 0 1 A login screen displays 5 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 6 Select ADVANCED gt Administration gt Router Mode Router Mode Router Mode Yes No 7 Select one of the radio buttons e Yes This is the default setting The modem router performs router functions such as Network Address Translation NAT e No With this setting the modem router works as a bridge and obtains IP addresses from the Internet service provider 8 Click the Apply button Your change takes effect Manage Your Network 70 N600 WiFi Cable Modem Router Model C3700 View Logs of Modem Router Activity 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 keywor
64. fault password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Advanced Setup gt Port Forwarding Port Triggering Specify Internet Port Settings 90 N600 WiFi Cable Modem Router Model C3700 5 Select the Port Triggering radio button Port Forwarding Port Triggering Please select the service type Port Forwarding Port Triggering Port Triggering Never Per Schedule V D Always Port Triggering Time out in minutes 10 Port Triggering Portmap Table _ Enable _ Service Name Service Type Inbound Connection __ Service User 6 Select a radio button to specify when you want to use port triggering e Never The modem router does not use port triggering even if you have specified port triggering settings e Per Schedule Port triggering is used based on the settings in the Schedule screen e Always Always use port triggering 7 In the Port Triggering Timeout field enter a value up to 9999 minutes This value controls how long the inbound ports stay open when the modem router detects no activity This value is required because the modem router cannot detect when the application terminates Application Example Port Triggering for Internet Relay Chat Some application servers such as FTP and IRC servers send replies to multiple port numbers Using port triggering you can tell the modem router to open more incoming ports when
65. for the outgoing email server b In the Password field type the password for the outgoing email server To send alerts when someone attempts to visit a blocked site select the Send Alerts Immediately check box To send logs based on a schedule specify these settings e From Send logs according to this schedule drop down list select the schedule type e From the Day drop down list select the day e From the Time drop down list select the time and select the am or pm radio button Click the Apply button Your settings are saved Logs are sent automatically If the log fills up before the specified time it is sent After the log is sent it is cleared from the modem router memory If the modem router cannot email the log and the log buffer fills up the modem router overwrites the log Control Access to the Internet 32 Share a USB Drive Attached to the Modem Router 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 drives to the modem router USB port This chapter contains the following sections USB Drive Requirements Access a USB Drive on the Network Control Access to the USB Drive Use FTP Within the Network View or Change Network Folders on a USB Drive Add a Network Folder on a
66. gt To set up Live Parental Controls 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select Parental Controls 5 Click either the Windows Users or Mac Users button 6 Follow the onscreen instructions to download and install the NETGEAR Live Parental Controls management utility Control Access to the Internet 24 N600 WiFi Cable Modem Router Model C3700 After installation Live Parental Controls automatically starts Live Parental Controls i red by OpenDNS NETGEAR PHLU You re about to setup NETGEAR Live Parental Controls Powered by OpenDNS on your router to filter websites visited on your computers and other networked devices THE INTERNET LIVE PARENTAL gt CONTROLS ENABLED FILTERING HIGH NETGEAR ROUTER v Set different filtering rules for each user on your network v Set rules based on the time of day FILTERING LOW Our custom settings let you relax security settings for some users or at some times of the day Learn more 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
67. he portion of the IP address specified by the netmask is different from the network address of the remote device Troubleshooting 97 Supplemental Information This appendix includes the following sections e Factory Default Settings e Technical Specifications 98 N600 WiFi Cable Modem Router Model C3700 Factory Default Settings You can return the modem router to its factory default settings gt To 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 object to press and hold the Reset button for over seven seconds The modem router resets and returns to the factory settings shown in the following table Factory Default Settings Gateway login User login URL http 192 168 0 1 User name and password admin password case sensitive Local network LAN IP 192 168 0 1 LAN Subnet mask 255 255 255 0 DHCP server Enabled DHCP starting IP address 192 168 0 2 DHCP ending IP address 192 168 0 254 Firewall Inbound communication from the Disabled except traffic on port 80 the HTTP port Internet Outbound communication to the Enabled all Internet Source MAC filtering Disabled Internet WAN MAC address Use default hardware address connection Supplemental Information 99 N600 WiFi Cable Modem Router Model C3700
68. http 192 168 0 1 A login screen displays Enter the modem router user name and password Manage Your Network 75 N600 WiFi Cable Modem Router Model C3700 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 ADVANCED gt Administration gt Event Log C EZ Time Priority Description SYNC Timing Synchronization failure Failed to acquire 1970 1 1 00 18 28 0 Critical 3 JQAM QPSK symbol timing CM MAC c4 04 15 0e 0b b0 ICMTS MAC 00 00 00 00 00 00 CM QO0S 1 0 CM VER 3 0 SYNC Timing Synchronization failure Failed to acquire 1970 1 1 00 00 39 0 Critical 3 JQAM QPSK symbol timing CM MAC c4 04 15 0e 0b b0 ICMTS MAC 00 00 00 00 00 00 CM QOS5 1 0 CM VER 3 0 SYNC Timing Synchronization failure Failed to acquire 1970 1 1 00 00 39 0 Critical 3 JQAM QPSK symbol timing CM MAC c4 04 15 0e 0b b0 ICMTS MAC 00 00 00 00 00 00 CM QOS 1 0 CM VER 3 0 1970 1 1 00 00 39 0 Notice 6 caus ila wl0 set to Channel 1 Side Band Channel N A 1970 1 1 00 00 39 0 Notice 6 eee setto Channel 104 Side Band Channel 100 ISYNC Timing Synchronization failure Failed to acquire 1970 1 1 00 00 39 0 Critical 3 QAM QPSK symbol timing CM MAC 4 04 15 0e 0b b0 ICMTS MAC 00 00 00 00 00 00 CM QOS 1 0 CM VER 3 0 iFi Interface w10 setto Channel 11 Side Band Channel NiA Reason INTERFERENCE SYNC Timing Synchronization
69. iFi Cable Modem Router Model C3700 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 Table 1 LED and button descriptions button with LED g LED Description ae button with This button lets you use WPS to join the WiFi network without typing the WiFi password The WPS LED blinks during this process and then lights solid K e WiFi On Off Pressing this button for two seconds turns the WiFi radios in the modem router on and off If this LED is lit the WiFi radios are on If this LED is off the WiFi radios are turned off and you cannot use WiFi to connect to the modem router U io D S e Green Power is supplied to the modem router e Off No power is supplied to the modem router Downstream e Solid green One or more downstream channels are locked e Blinking green The unit is scanning for a downstream channel e Off No downstream channel is locked Q Upstream e Solid green One or more upstream channels are locked e Blinking green The unit is scanning for an upstream channel e Off No upstream channel is locked Internet e Solid green The modem router is online e Blinking green The modem router is synchronizing with the cable provider s cable modem termination system CMTS Off The modem router is offline 2 4 e Hz radio 5 GHz radio e Green The 2
70. ication or game you want to provide 2 Find the local IP address of the computer on your network that will provide the service The server computer must always have the same IP address To specify this setting use the reserved IP address feature See Reserve LAN IP Addresses on page 51 3 Launch a web browser from a computer or wireless device that is connected to the network 4 Type http routerlogin net or http 192 168 0 1 A login screen displays 5 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 6 Select ADVANCED gt Advanced Setup gt Port Forwarding Port Triggering Port Forwarding Port Triggering Please select the service type Port Forwarding D Port Triggering Port Forwarding D Never Per Schedule V Always mo fe Jese io J EI Port Forwarding Portmap Table Enable Service Name External Port External IP Address Internal Port Internal IP Address ISIE ELSE Eo 7 Leave the Port Forwarding radio button selected as the service type 8 Inthe Service Name list select the service name Specify Internet Port Settings 84 9 N600 WiFi Cable Modem Router Model C3700 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 85 In the Server IP Address field enter th
71. ider ISP and tell them that you are using the modem router gt To set up your Internet connection 1 Contact your cable ISP and inform them that you are installing a new modem router that you bought from a retail store Provide your cable ISP with the modem router s model number which is C3700 Note The modem router is certified by all major cable ISPs You can also visit your cable ISP s website and follow the onscreen instructions to set up your Internet service Cable ISP Contact Information Cablevision www cablevision com www optimum com contactus jsp Charter 1 888 438 2427 https install charter com Comcast 1 800 COMCAST 1 800 266 2278 https www comcast com activate Cox 1 877 891 2899 ww2 cox com Optimum http play optimum net https www optimum net support phone list Time Warner Cable 1 800 892 2253 http www timewarnercable com Note The contact information listed might change You can also find the contact number in your monthly Internet service billing statement When asked provide the modem router s serial number and MAC address on the product label Wait for your cable ISP to confirm that your modem router is active If you do not have an Internet connection with the modem router ask your cable ISP to look for your modem router online and do one of the following depending on what your cable ISP tells you about your modem router Specify I
72. in or create a free account Setting up Live Parental Controls Welcome this setup wizard will quickly configure NETGEAR Live Parental Controls Powered by OpenDNS on your NETGEAR router In order to use Live Parental Controls you need a free OpenDNS account Do you already have one Yes use my existing OpenDNS account O No I need to create a free OpenDNS account 9 Select the radio button that applies to you e Ifyou already have an OpenDNS account leave the Yes radio button selected e If you do not have an OpenDNS account select the No radio button 10 Click the Next button If you are creating an account the following screen displays Create a free OpenDNS account Check availability o Control Access to the Internet 25 N600 WiFi Cable Modem Router Model C3700 11 Complete the fields and click the Next button After you log on or create your account the filtering level screen displays Live Parental Controls choose a filtering level for your network All computers connected to your router will be protected from the content you select below You can customize your Live Parental Controls later on our website O High Protects against all adult related sites illegal activity social networking sites video sharing sites phishing attacks and general time wasters Moderate Protects against all adult related sites illegal activity and phishing attacks Low Protects
73. ings 49 N600 WiFi Cable Modem Router Model C3700 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 Your changes are saved If you changed the LAN IP address of the modem router you are disconnected when this change takes effect To reconnect close your browser relaunch it and log in to the modem router Specify the IP Addresses That the Modem Router Assigns gt 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 The assigned default gateway address is the LAN address of the modem router These addresses must be part of the same IP address subnet as the modem router s LAN IP address Using the default addressing scheme define a range between 192 168 0 2 and 192 168 0 254 although you can save part of the range for devices with fixed addresses To specify the pool of IP addresses that the modem router assigns 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home scr
74. kely that your DNS servers are not set up correctly Contact your ISP to get the DNS server addresses Specify Initial Settings 22 Control Access to the Internet 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 When to Block Internet Sites and Services Avoid Blocking on a Trusted Computer Set Up Security Event Email Notifications 23 N600 WiFi Cable Modem Router Model C3700 Set Up Parental Controls 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 Login Help NETGEAR _ vu IN Products Svc Provider Solutions Where to Buy Support Partners Community About Wy Shopping Cort Home gt Live Parental Controls Print Email Favorites Live Parental Controls NETGEAR Live Parental Controls powered by OpenDNS is a router based Web filtering solution available on NETGEAR Wireless N router and Gooner gateway products yy a ptpa gt Blocks up to 50 categories of Internet content gt Designed to protect you from identity theft and scams gt And it s FREE for NETGEAR customers
75. l Access to the Internet 27 N600 WiFi Cable Modem Router Model C3700 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 gt Security gt Block Sites Do one of the following e To delete a single word select it and click the Delete Keyword button The keyword is removed from the list e To delete all keywords on the list click the Clear List button All keywords are removed from the list Click the Apply button Your changes are saved Block Services from the Internet You can block Internet services on your network based on the type of service You can block the services all the time or based on a schedule gt To block services 1 2 5 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 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 gt Security gt Block Services Block Services Services Blocking Never Per Schedule VY Always Service Table Enable Service Type Specify when to block the services Control Access to the Internet 28 N600 WiFi Cable Modem Router Model C3700 e To block the
76. ll computers on your network 10 Click the Add button Your changes are saved Control Access to the Internet 29 N600 WiFi Cable Modem Router Model C3700 Schedule When to Block Internet Sites and Services 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 to block see Use Keywords to Block Internet Sites on page 26 and Block Services from the Internet on page 28 gt To schedule blocking le 2 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 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 gt Security gt Schedule Specify when to block keywords and services e Days to Block Select the check box for each day that you want to block the keywords or select the Every Day check box which automatically selects the check boxes for all days e Time of Day to Block Select a start and end time in 24 hour format or select All Day for 24 hour blocking Select your time zone from the list If you use daylight saving time select the Automatically adjust for daylight savings time check box Click the Apply button Your settings are sav
77. m start with its scan during initialization and registration Enter the new start frequency and restart the cable modem for it to take effect Startup Procedure __Proceaure_ Status Comment Bose dC Contguratonrie a __ _ Downstream Bonded Channels Ps __ amnass __ rosoooc0orala7 semi a5 o _ P aaass __ rr 000000 rela semi fase 0 _ 4 w Help Center Show Hide Help Center The Startup Procedure section displays the initialization progress The Downstream Bonded Channels section displays the status of each channel Specify Initial Settings 20 N600 WiFi Cable Modem Router Model C3700 Specify the Internet Connection Settings You can view or change the modem router s Internet connection settings gt To specify the Internet connection settings 1 2 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 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 gt Setup gt Internet Setup Account Name if Required Domain Name if Required Internet IP Address Get Dynamically from ISP O Use Static IP Address IP Address IP Subnet Mask Gateway IP Address Domain Name Server DNS Address Get Automatically from
78. nd password for wireless access This information is on the modem router label e Modem router login This logs you in to the modem router interface from a web browser as admin Log In to the Modem Router When you connect to the network either with WiFi or with an Ethernet cable you can use a web browser to access the modem router to view or change its settings The first time you access the modem router NETGEAR genie automatically checks to see if your modem router can connect to your Internet service gt To log in to the modem router 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type http routerlogin net or http 192 168 0 1 A login screen displays Connect to the Network and Access the Modem Router 15 N600 WiFi Cable Modem Router Model C3700 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 Connect to the Network and Access the Modem Router 16 Specify Initial Settings This chapter contains the following sections Notify Your Internet Service Provider Specify the Cable Connection Starting Frequency View Modem Router Initialization Specify the Internet Connection Settings 17 N600 WiFi Cable Modem Router Model C3700 Notify Your Internet Service Provider You must contact your Internet service prov
79. network configuration Verify that the Ethernet card driver software and TCP IP software are both installed and configured on your computer or workstation Verify that the IP address for your modem router and your workstation are correct and that the addresses are on the same subnet Use Ping to Test the Path from a Windows PC to a Remote Device After verifying that the LAN path works correctly test the path from the Windows PC to a remote device gt To test the path from a Windows PC to a remote device 1 From the Windows run menu type ping n 10 lt IP address gt where lt P address gt is the IP address of a remote device such as the DNS server of your ISP Troubleshooting 96 2 N600 WiFi Cable Modem Router Model C3700 If the path is working you see this message Reply from lt IP address gt bytes 32 time NN ms TTL xxx 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 account name in the Internet Setup screen Check that your computer has the IP address of your modem router is listed as the default gateway If DHCP assigns the IP configuration of your computer this information is not visible in the Network Control Panel of your computer Verify that the IP address of the modem router is listed as the default gateway Check that the network address of your computer t
80. nitial Settings 18 N600 WiFi Cable Modem Router Model C3700 e Ifthe modem router is not visible your cable ISP can give you instructions to verify why the modem router does not connect with your high speed Internet service e Ifthe modem router is visible to your cable ISP reboot the computer laptop or home gateway that is connected to the modem router Try checking your online status again Specify the Cable Connection Starting Frequency The starting frequency is automatically generated For most Internet connections you do not need to specify this information If you need to enter a starting frequency contact your Internet service provider gt To change the starting frequency 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select Cable Connection Cable Connection Frequency start Value This field below allows you to modify the frequency the cable modem start with its scan during initialization and registration Enter the new start frequency and restart the cable modem for it to take effect Startup Procedure __Proceaure J stus Comment OK Connectivity State Pekas Configuration File Downs
81. o the Modem Router 40 N600 WiFi Cable Modem Router Model C3700 4 Select ADVANCED gt Advanced Setup gt USB Settings USB Settings Enable any USB Device connected to the USB port Yes O No By default Enable any USB Device connection to the USB port radio is selected This setting lets you connect and access all your USB drives 5 Select the No radio button 6 Click the Approved Devices button The approved and available USB devices display USB Drive Approved Devices C allow only approved devices Approved USB Devices PT vonmename Device name Available USB Devices ___voumename Device name oO HP vi 00w HP v100w 1 876 Help Center Show Mide Help Center 7 In the Available USB Devices list select the drive that you want to approve 8 Click the Add button 9 Select the Allow only approved devices check box 10 Click the Apply button Your change takes effect 11 To work with another USB device first click the Safely Remove USB Device button for the currently connected USB device Connect the other USB device and repeat this process Share a USB Drive Attached to the Modem Router 41 N600 WiFi Cable Modem Router Model C3700 Safely Remove a USB Drive gt 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 1 2 Launch a web browser from a computer or wir
82. oaxial 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 If Charter is your cable Internet service provider ISP Charter recommends connecting your modem router directly to a cable wall outlet If you must use a splitter use a splitter that is rated at 3 5 dBmv Connect the power adapter to the modem router and plug the power adapter in to an electrical outlet Press the Power On Off button on the rear panel of the modem router The Power LED lights green On your computer or wireless device find and select the WiFi network The WiFi network name is on the modem router s label Join the WiFi network and enter the WiFi password The password is on the modem router s label Your wireless device connects to the WiFi network Launch a web browser Type http routerlogin net or http 192 168 0 1 A login screen displays 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 gt Administration gt Router Mode Select the No radio button Router Mode Router Mode Yes No With this setting the modem router works as a bridge and obtains IP addresses from the Internet service provider Click the Apply button Your change is saved Follow the instructions th
83. of the area where your computers and other devices operate and within line of sight to your wireless devices Hardware Setup 9 N600 WiFi Cable Modem Router Model C3700 e Make sure that the modem router is within reach of an AC power outlet and near Ethernet cables for wired computers e Place the modem router in an elevated location minimizing the number walls and ceilings between the modem router and your other devices e Place the modem router away from electrical devices such as these Ceiling fans Home security systems Microwaves Computers Base of acordless phone 2 4 GHz cordless phone e Place the modem router away from large metal surfaces large glass surfaces and insulated walls such as these Solid metal door Aluminum studs Fish tanks Mirrors Brick Concrete e Optional If you have adjacent access points use different radio frequency channels to reduce interference Cable Your Modem Router The most common way to cable your modem router is the simplest without any other routers or gateways on the same network You can also cable the modem router to another router or gateway and log in to the modem router to specify this setting Hardware Setup 10 N600 WiFi Cable Modem Router Model C3700 Cable the Modem Router with a Simple Network The modem router comes configured to work as both a modem and a router You can share your Internet connection without connecting the modem r
84. ork 81 N600 WiFi Cable Modem Router Model C3700 Your changes take effect gt To use remote access 1 Launch a web browser on a computer that is not on your home network 2 Type your modem router s WAN 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 Manage Your Network 82 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 e Set Up Port Forwarding to a Local Server e Set Up Port Triggering 83 N600 WiFi Cable Modem Router Model C3700 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 The modem router can forward incoming traffic with specific protocols to computers on your local network You can specify the servers for applications and you can also specify a default DMZ server to which the modem router forwards all other incoming protocols gt To forward specific incoming protocols 1 Decide which type of service appl
85. ork M Enable SSID Broadcast Allow guests to see each other and access my local network Guest Wireless Network Name SSID NETGEAR Guest Security Options Profile None OWPA2 PSK AES O WPA PSK TKIP WPA2 PSK AES Wireless Network 5GHz ain Profile Enable Guest Network Enable SSID Broadcast Allow guests to see each other and access my local network Quant ilieninan hink insis hinnan JOIN KI tient Help Center 5 Select any of the following wireless settings e 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 e Enable SSID Broadcast If this check box is selected the wireless access point broadcasts its name SSID to all wireless stations Stations with no SSID can adopt the correct SSID for connections to this access point Specify Network Settings 57 N600 WiFi Cable Modem Router Model C3700 e Allow guest to see each other and access my local network If this check box is selected anyone who connects to this SSID has access to your local network not just Internet access 6 Give the guest network a name The guest network name is case sensitive and can be up to 32 characters You then manually configure the wireless devices in your network to use the guest network name in addition to the main SSID 7 Select a radio button for a security option The
86. outer to a router or gateway Coaxial cable gt Power adapter Power On Off button Modem router Figure 4 Modem router simple network To cable your modem router 1 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 If Charter is your cable Internet service provider ISP Charter recommends connecting your modem router directly to a cable wall outlet If you must use a splitter use a splitter that is rated at 3 5 dBmv 2 Connect the power adapter to the modem router and plug the power adapter in to an electrical outlet 3 Press the Power On Off button on the rear panel of the modem router The Power LED lights green You can log in to the modem router to view or change its settings Cable Your Modem Router to a Router or Gateway If you want to cable the modem router to a router or gateway then you must log in to the modem router and change its Router Mode setting Changing this setting prevents certain network conflicts that can occur when two devices on the same network perform routing functions such as network address translation NAT and DHCP assigning IP addresses to devices on the network Hardware Setup 11 N600 WiFi Cable Modem Router Model C3700 gt To cable your modem router to a gateway or router 1 10 11 12 Connect a c
87. port enter the same port number in the Ending Port field Specify Internet Port Settings 85 N600 WiFi Cable Modem Router Model C3700 If the application uses a range of ports enter the ending port number of the range in the External Ending Port field 11 Type the port numbers in the Internal Starting Port and Internal Ending Port fields 12 Type the IP address in the Internal IP address field or select the radio button for an attached device listed in the table 13 Click the Apply button The service is now in the list on the Port Forwarding Port Triggering screen Edit a Port Forwarding Service To edit a port forwarding entry 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays Select ADVANCED gt Advanced Setup gt Port Forwarding Port Triggering Leave the Port Forwarding radio button selected as the service type In the table select the radio button next to the service name Click the Edit Service button The Ports Custom Services screen displays NO 0 P 8 Specify changes to any of the following settings e Service Name Type the service name e Service Type If you are unsure select TCP UDP
88. puter or wireless device 3 Press the WPS button on the modem router 4 Within two minutes on your computer or WiFi device press its WPS button or follow its instructions for WPS connections Your computer or wireless device connects to the WiFi network gt To find and select the WiFi network 1 Make sure that the modem router has power its Power LED is lit 2 On your computer or wireless device find and select the WiFi network The WiFi network name is on the modem router s label 3 Join the WiFi network and enter the WiFi password The password is on the modem router s label Your wireless device connects to the WiFi network Connect to the Network and Access the Modem Router 14 N600 WiFi Cable Modem Router Model C3700 Label The label on the modem router shows the login information MAC address and serial number N6C WiFi Cable Modem Router G MAC Figure 5 Modem router label Types of Logins Separate types of logins have different purposes It is important that you understand the difference so that you know which login to use when Types of logins e ISP login The login that your ISP gave you logs you in to your Internet service Your service provider gave you this login information in a letter or some other way If you cannot find this login information contact your service provider e WiFi network key or password Your modem router is preset with a unique wireless network name SSID a
89. quests from anyone on the Internet to reach your web server To make a local web server public 1 Assign your web server either a fixed IP address or a dynamic IP address using DHCP address reservation In this example your modem router always gives your web server an IP address of 192 168 0 33 In the Port Forwarding Port Triggering screen configure the modem router to forward the HTTP service to the local address of your web server at 192 168 0 33 HTTP port 80 is the standard protocol for web servers Optional Register a host name with a Dynamic DNS service and specify that name in the Dynamic DNS screen of the modem router For more information see Dynamic DNS on page 62 Dynamic DNS makes it much easier to access a server from the Internet because you can type the name in the Internet browser Otherwise you must know the IP address that the ISP assigned which typically changes Specify Internet Port Settings 87 N600 WiFi Cable Modem Router Model C3700 How the Modem Router Implements the Port Forwarding 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 information e Destination address The IP address of www example com which is the address of your modem router e Destination port number 80 which is the standard port number for a web server proces
90. re at the modem router and at the wall jack e Make sure that your cable service provider has provisioned your cable Internet service Your provider can verify that the signal quality is good enough for modem router service e Remove any excessive splitters that you have on your cable line Run a home run back to the point where the cable enters your home Cannot Log In to the Modem Router If you cannot access the modem router from a computer on your local network check the following e If you are using a WiFi connection check to make sure that your computer or mobile device is connected to the correct WiFi network e If your computer is connected to the modem router wtih an Ethernet cable check the connection e Make sure that your computer s IP address is on the same subnet as the modem router If you are using the recommended addressing scheme the address of your computer is in the range of 192 168 0 10 to 192 168 0 254 Troubleshooting 94 N600 WiFi Cable Modem Router Model C3700 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 check the connection from the computer to the modem router and reboot your computer e If the IP address of your modem router has been change
91. rks only in an operating system that supports NetBIOS such as Microsoft Windows e Access Method Select the check boxes for the access methods that you want Network Neighborhood MacShare Enabled by default HTTP Enabled by default You can type http readyshare routerlogin net shares to access the USB drive HTTP via Internet Disabled by default If you enable this feature remote users can type http lt public IP address shares gt for example http 1 1 10 102 shares or a URL domain name to access the USB drive over the Internet This feature supports file uploading only FTP Disabled by default FTP via Internet Disabled by default If you select this check box remote users can access the USB drive through FTP over the Internet This feature supports both downloading and uploading of files 6 If you changed the settings click the Apply button Your changes are saved Share a USB Drive Attached to the Modem Router 36 N600 WiFi Cable Modem Router Model C3700 Use FTP Within the Network File Transfer Protocol FTP lets you send and receive large files faster gt To set up FTP access 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password
92. s 2 Your modem router receives the message and finds your port forwarding rule for incoming port 80 traffic 3 The modem router changes the destination in the message to IP address 192 168 0 123 and sends the message to that computer 4 Your web server at IP address 192 168 0 123 receives the request and sends a reply message to your modem router 5 Your modem router performs Network Address Translation NAT on the source IP address and sends the reply through the Internet to the computer or wireless device that sent the web page request Set Up Port Triggering Port triggering is a dynamic extension of port forwarding that is useful in these cases e An application uses port forwarding to more than one local computer but not simultaneously e An application opens incoming ports that are different from the outgoing port With port triggering the modem router monitors traffic to the Internet from an outbound trigger port that you specify For outbound traffic from that port the modem router saves the IP address of the computer that sent the traffic The modem router temporarily opens the incoming port or ports that you specify in your rule and forwards that incoming traffic to that destination Port forwarding creates a static mapping of a port number or range of ports to a single local computer Port triggering can dynamically open ports to any computer when needed and close the ports when they are no longer needed
93. ser name is admin The default password is password The user name and password are case sensitive The BASIC Home screen displays Select ADVANCED gt Setup gt LAN Setup Select the radio button next to the reserved address Click the Edit button Change the settings Click the Apply button Your changes are saved Specify Network Settings 52 N600 WiFi Cable Modem Router Model C3700 gt To delete a reserved address entry 1 2 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 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 gt Setup gt LAN Setup Select the radio button next to the reserved address Click the Delete button The address is removed Use the WPS Wizard for WiFi Connections The WPS Wizard helps you add a wireless computer or device to your WiFi network without typing the WiFi password gt To use the WPS Wizard 1 2 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 Enter the modem router user name and password The user name is admin The default password is password The user name and pa
94. services all the time select the Always radio button e To block the services based on a schedule select the Per Schedule radio button To specify the schedule see Schedule When to Block Internet Sites and Services on page 30 6 Click the Add button Block Services Setup Service Type User Defined x Protocol TCP x Starting Port a 65535 Ending Port 1 65535 Service Type User Defined Filter Services For O only This IP Address O IP Address Range aAlliP Addresses 7 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 8 To add a service or application that is not the list select User Defined a If you know that the application uses either TCP or UDP select the appropriate protocol otherwise select TCP UDP both b Enter the starting port and ending port numbers e Ifthe service uses a single port number enter that number in both fields e To find out which port numbers the service or application uses you can contact the publisher of the application ask user groups or newsgroups or search on the Internet 9 To specify how to filter the services select one of the following radio buttons e Only This IP Address Block services for a single computer e IP Address Range Block services for a range of computers with consecutive IP addresses on your network e All IP Addresses Block services for a
95. splays in the wireless card access list 13 Click the Apply button Your changes are saved Dynamic DNS If your Internet service provider ISP gave you a permanently assigned IP address you can register a domain name and have that name linked with your IP address by public Domain Name Servers DNS However if your Internet account uses a dynamically assigned IP address you do not know in advance what your IP address is and the address can change frequently In this case you can use a commercial Dynamic DNS service This type of service lets you register your domain to their IP address and forwards traffic directed at your domain to your frequently changing IP address If your ISP assigns a private WAN IP address such as 192 168 x x or 10 x x x the Dynamic DNS service does not work because private addresses are not routed on the Internet Your modem router contains a client that can connect to the Dynamic DNS service that DynDNS org provided First visit their website at http www dyndns org and obtain an account and host name that you configure in the modem router Then whenever your ISP assigned IP address changes your modem router automatically contacts the Dynamic DNS service provider logs in to your account and registers your new IP address If your host name is hostname for example you can reach your modem router at http nostname dyndns org gt To set up Dynamic DNS 1 Launch a web browser from a computer or wirel
96. ssword are case sensitive The BASIC Home screen displays Select ADVANCED gt WPS Wizard Click the Next button Select the radio button for the setup method that you want to use e Push button Click the WPS button on this screen e PIN Number The screen adjusts Enter the client security PIN and click the Next button Within two minutes go to the client device and use its WPS software to connect to the WiFi network Specify Network Settings 53 N600 WiFi Cable Modem Router Model C3700 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 Specify Basic WiFi Settings The modem router comes with preset security This means that the WiFi network name SSID network key password and security option encryption protocol are preset in the factory You can find the preset SSID and password on the modem router label The preset SSID and password are uniquely generated for every device to 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 If you use a wireless computer to change the wireless network name SSID or other wireless security settings you are disconnected when you click the Apply button To avoid this problem us
97. t To view or change the WAN settings 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Setup gt WAN Setup Oo m Oo v Disable Port Scan and DoS Protection Default DMZ Server Respond to Ping on Internet Port Disable IGMP Proxying MTU Size in bytes 1500 NAT Filtering Secured O Open E Disable SIP ALG 5 View or change the following settings Disable IPv4 Firewall Protection The IPv4 firewall is enabled by default which is the recommended setting Some advanced users might want to disable IPv4 firewall protection to examine the traffic coming in from the Internet 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 Select this check box only in special circumstances Default DMZ Server This feature is sometimes helpful when you are playing online games or videoconferencing but it makes the firewall security less effective See Set Up a Default DMZ Server on page 47 Respond to Ping on Internet Port This feature allows your modem ro
98. tream Bonded Channels Channe Lock Status Modulation Cranner Frequency Power sne Correctabes uncorecia Ps _ awizss frosoooooorefor emi seas o Ce __ owes ___ rava00000 Hee asmifas2aa o 4 m Help Center Show Hide Help Center 5 Enter an number in the Starting Frequency field 6 Click the Apply button Specify Initial Settings 19 N600 WiFi Cable Modem Router Model C3700 View Modem Router Initialization You can track the initialization procedure of the modem router and 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 following steps in the provisioning process e Scans and locks the downstream frequency and then ranges the upstream channels e Obtains a WAN address for the modem router e Connects to the Internet gt To view the status of the modem router initialization 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select Cable Connection Cable Connection DED Frequency start Value This field below allows you to modify the frequency the cable mode
99. umber of occurences e Last Occurrence The date and time the log entry was recorded e Target The name or IP address of the website or news group visited or to which access was attempted e Source The source IP address of the initiating device for this log entry Manage Your Network 71 N600 WiFi Cable Modem Router Model C3700 5 To customize the log clear or select the following check boxes e Attempted access to allowed sites e Attempted access to blocked sites and services e Connections to the Web based interface of this Gateway e Gateway operation startup get time etc e Known DoS attacks and Port Scans e Port Forwarding Port Triggering To save your changes click the Apply button To refresh the log screen click the Refresh button To clear the log entries click the Clear Log button oe NS To send the log immediately click the Send Log button View a Network Map The network map displays information about devices connected to your network gt To view the network map 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Administration gt Network Map Number of De
100. ure that control points have current device status at the expense of more network traffic Longer durations can compromise the freshness of the device status but can significantly reduce network traffic Type the advertisement time to live in hops The time to live for the advertisement is measured in hops steps for each UPnP packet sent Hops are the steps a packet takes between routers The number of hops can range 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 Click the Apply button The UPnP Portmap Table 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 Table also displays what type of port is open and whether that port is still active for each IP address To refresh the information in the UPnP Portmap Table click the Refresh button Specify Network Settings 64 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 View Modem Router Status Reboot the Modem Router Change the Router Mode View Logs of Modem Router Activity View a Network Map Manage the Modem Router Configuration
101. uter to be discovered Use this feature only as a diagnostic tool or if you have a specific reason Specify Network Settings 44 N600 WiFi Cable Modem Router Model C3700 Disable IGMP Proxying IGMP proxying allows a computer on the local area network LAN to receive the multicast traffic it is interested in from the Internet If you do not need this feature you can select this check box to disable it MTU Size in bytes The normal MTU maximum transmit unit value for most Ethernet networks is 1500 bytes or 1492 bytes for PPPoE connections Change the 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 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 6 Click the Apply button Your changes are saved Change the MTU Size The maximum transmission unit MTU is the largest data packet a network device transmits When one network device communicates across the Internet with another the data packets travel through many devices along the way If a device in the data path has a lower MTU setting than the other devices the data packets must be split or 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 valu
102. vices 2 ReadySHARE The screen displays the modem router its Internet connection and all devices that are currently connected to the modem router network Manage Your Network 72 N600 WiFi Cable Modem Router Model C3700 Manage the Modem Router Configuration File The configuration settings of the modem router are stored within the modem router in a configuration file You can back up save this file to your computer restore it or reset it to the factory default settings Back Up Settings gt To back up the modem router s configuration settings 1 Launch a web browser from a computer or wireless device that is connected to the network 2 Type 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 default password is password The user name and password are case sensitive The BASIC Home screen displays 4 Select ADVANCED gt Administration gt Backup Settings Backup Settings Save a copy of current settings Restore saved settings from a file Revert to factory default settings 5 Click the Back Up button 6 When prompted specify a location on your network A copy of the current settings is saved in the location you specified Restore Configuration Settings gt Torestore configuration settings that you backed up 1 Launch a web browser from a computer or wireless device that is conn
103. y gt Block Sites Block Sites ma ECER To learn more about advanced content filtering and keyword blocking features from NETGEAR please go to A www netgear com ipc Keyword Blocking Never Per Schedule V Always Type keyword or domain name here Add Keyword Block sites containing these keywords or domain names X Delete Keyword Clear List Help Center Show Hide Help Center Select one of the keyword blocking options e Per Schedule Turn on keyword blocking according to the Schedule screen settings See Schedule When to Block Internet Sites and Services on page 30 e Always Turn on keyword blocking all the time independent of the Schedule screen In the Keyword field enter a keyword or domain that you want to block For example e Specify XXX to block http Awww badstuff com xxx html e Specify com if you want to allow only sites with domain suffixes such as edu or gov e Enter a period to block all Internet browsing access Click the Add Keyword button The keyword is added to the keyword list The keyword list supports up to 32 entries Click the Apply button Keyword blocking takes effect To delete keywords from the list 1 2 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 Enter the modem router user name and password Contro
104. you scan for local WiFi networks on your computer or wireless device To change the network name SSID type a new name in the Name SSID field The name can be up to 32 characters long and it is case sensitive The default SSID is randomly generated and is on the modem router s label If you change the name make sure to write down the new name and keep it in a safe place To change the wireless channel select a number in the Channel list In some regions not all channels are available Do not change the channel unless you experience interference shown by lost connections or slow data transfers If this happens experiment with different channels to see which is the best When you use multiple access points it is better if adjacent access points use different channels to reduce interference The recommended channel spacing between adjacent access points is four channels for example use Channels 1 and 5 or 6 and 10 To change the mode select it from the Mode list Up to 145 Mbps is the default setting which allows 802 11n and 802 11g wireless devices to join the network g amp b supports up to 54 Mbps The 300 Mbps setting allows 802 11n devices to connect at this speed Click the Apply button Your settings are saved Specify Network Settings 55 N600 WiFi Cable Modem Router Model C3700 If you connected wirelessly to the network and you changed the SSID you are disconnected from the network 12 Make sure th

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