Netgear RT314 RT314 Reference Manual

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  • Netgear RT314 | RT314 Reference Manual - Page 1
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers NETGEAR, Inc. 4401 Great America Parkway Santa Clara, CA 95054 USA Phone 1-888-NETGEAR M-RT311NA-2 June 2000
  • Netgear RT314 | RT314 Reference Manual - Page 2
    installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions This is to certify that the Model RT311 and RT314 Internet Access Gateway Routers are shielded against the generation of radio interference
  • Netgear RT314 | RT314 Reference Manual - Page 3
    receiver, it may become the cause of radio interference. Read instructions for correct handling. Customer Support Refer to the Support Information Card that shipped with your Model RT311 or RT314 Internet Access Gateway Router. World Wide Web NETGEAR maintains a World Wide Web home page that you can
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    iv
  • Netgear RT314 | RT314 Reference Manual - Page 5
    xvii Related Publications ...xvii Chapter 1 Introduction About the Router ...1-1 Features ...1-1 Key Features ...1-2 Autosensing 10/100 Ethernet 1-3 TCP/IP ...1-3 IP Address Masquerading by Dynamic NAT 1-3 Port Forwarding with NAT 1-3 Automatic Configuration of Attached PCs by DHCP 1-4 DNS Proxy
  • Netgear RT314 | RT314 Reference Manual - Page 6
    Internet Account ...3-5 Login Protocols ...3-5 Account Information 3-6 Obtaining Configuration Information After the ISP Configures Your PC 3-6 Sharing the Internet Connection 3-7 Configuration Methods 3-7 Chapter 4 Using Your Browser for Configuring the Router Configuring for Internet Access
  • Netgear RT314 | RT314 Reference Manual - Page 7
    5-6 General Setup Menu 5-8 WAN Setup ...5-9 LAN Setup ...5-10 LAN Port Filter Setup Menu 5-10 TCP/IP and DHCP Setup 5-11 Manager Password Setup 5-13 Chapter 6 Using the Manager Interface to Configure the Router for Internet Access Internet Access Configuration 6-1 Configuration for Local
  • Netgear RT314 | RT314 Reference Manual - Page 8
    Troubleshooting the Manager Interface 9-6 Restoring the Default Configuration and Password 9-7 Using a Serial Connection 9-7 Using FTP ...9-8 Chapter 10 Networks and Routing Basics Basic Router Concepts 10-1 What is a Router 10-1 Routing Information Protocol 10-2 IP Addresses and the Internet
  • Netgear RT314 | RT314 Reference Manual - Page 9
    IP Configuration by DHCP 10-10 Appendix A Technical Specifications General Specifications A-1 Glossary Index Contents ix
  • Netgear RT314 | RT314 Reference Manual - Page 10
    x Contents
  • Netgear RT314 | RT314 Reference Manual - Page 11
    Browser-based configuration, Router Statistics screen 4-8 Start-up Display 5-4 Manager Main Menu 5-5 Menu 1 - General Setup 5-8 Menu 2 - WAN Setup 5-9 Menu 3 - LAN Setup 5-10 Menu 23 - System Password 5-14 Menu 4 - Internet Access Setup 6-2 Menu 15 - SUA Server Setup 6-4 IP Static Routing
  • Netgear RT314 | RT314 Reference Manual - Page 12
    Figure 10-1. Three Main Address Classes 10-3 Figure 10-2. Example of Subnetting a Class B Address 10-5 Figure 10-3. Single IP Address Operation Using NAT 10-8 xii Figures
  • Netgear RT314 | RT314 Reference Manual - Page 13
    4-7 Router Statistics Fields 4-9 Manager Menu Commands 5-6 Manager Menu Summary 5-6 WAN Setup Fields 5-9 Menu 3.1 - LAN Port Filter Setup Fields 5-11 Menu 3.2 - TCP/IP and DHCP Setup Fields 5-12 Menu 15 Field Entries (Example 6-4 Edit IP Static Route Fields 6-7 Dynamic DNS Configuration
  • Netgear RT314 | RT314 Reference Manual - Page 14
    xiv Tables
  • Netgear RT314 | RT314 Reference Manual - Page 15
    for use by a single PC. Purpose This guide describes the features of the Model RT311 and RT314 Internet Access Gateway Routers and provides installation and configuration instructions. Audience To configure and install the Model RT311 and RT314 routers, you should have the following background and
  • Netgear RT314 | RT314 Reference Manual - Page 16
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Conventions This section describes the conventions used in this guide. Special Message Formats This guide uses the following alphanumeric or named key. • When you read "click," click the left mouse button. xvi Preface
  • Netgear RT314 | RT314 Reference Manual - Page 17
    RT311 and RT314 Internet Access Gateway Routers Other Conventions This guide uses the following typographical conventions: italics Book titles and UNIX file, command, and directory names. courier font Screen text, user-typed command-line entries. Initial Caps Menu titles and window and button
  • Netgear RT314 | RT314 Reference Manual - Page 18
  • Netgear RT314 | RT314 Reference Manual - Page 19
    of the NETGEAR Model RT311 and RT314 Internet Access Gateway Routers and discusses planning considerations for installation. About the Router The Model RT311 or RT314 Internet Access Gateway Router connects your local area network (LAN) to the Internet through an external single-user access device
  • Netgear RT314 | RT314 Reference Manual - Page 20
    with port forwarding for operation with a single static or dynamic IP address - Dynamic Host Configuration Protocol (DHCP) server for dynamically assigning network configuration information to PCs on the LAN - DHCP client for dynamically obtaining configuration information from the Internet Service
  • Netgear RT314 | RT314 Reference Manual - Page 21
    and RT314 Internet Access Gateway Routers - Network Address Translation (NAT) hides local PCs from the Internet - Powerful packet filtering capabilities - Incoming port forwarding for specific services • Front panel LEDs for easy monitoring of status and activity • Flash EPROM for firmware upgrade
  • Netgear RT314 | RT314 Reference Manual - Page 22
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Automatic Configuration of Attached PCs by DHCP The Model RT311 and RT314 routers dynamically assign network configuration information, including IP, gateway, and domain name server (DNS) addresses, to attached PCs on the
  • Netgear RT314 | RT314 Reference Manual - Page 23
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Management You can install, configure, and operate the router within minutes after connecting it to the network. Use your browser to configure for basic Internet access, or use Telnet to access the built-in manager
  • Netgear RT314 | RT314 Reference Manual - Page 24
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 1-6 Introduction
  • Netgear RT314 | RT314 Reference Manual - Page 25
    Category 5 Ethernet cable, crossover wiring (red) (RT311 only) • Model RT311 and RT314 Resource CD, including: - This guide - Application Notes • Model RT311 and RT314 Internet Access Gateway Router Installation Guide • Registration and Warranty Card • Support Information Card Call your dealer if
  • Netgear RT314 | RT314 Reference Manual - Page 26
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Local Network Hardware Requirements The Model RT311 or RT314 Internet Access Gateway Router is intended for use in a network of workstations that are interconnected by twisted-pair Ethernet or Fast Ethernet cables. Each
  • Netgear RT314 | RT314 Reference Manual - Page 27
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Router Description The front panels of the Model RT311 router (Figure 2-1) and Model RT314 router (Figure 2-2) contain status LEDs. Key: 1 = PWR (Power) LED 2 = TEST LED 3 = LOCAL LAN LNK/ACT (Link/Activity) and 100M LEDs
  • Netgear RT314 | RT314 Reference Manual - Page 28
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers You can use some of the LEDs to verify connections. Table 2-1 lists and describes each LED on the front panel of the router. These LEDs are green when lit. Table 2-1. LED Descriptions Label Activity PWR (Power) On
  • Netgear RT314 | RT314 Reference Manual - Page 29
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Key: 1 = AC adapter outlet for connecting the AC adapter to the router 2 = Local Ethernet ports for connecting the router to the local PCs 3 = RS-232 Manager port for connecting the router to the serial port of a PC 4 = Internet
  • Netgear RT314 | RT314 Reference Manual - Page 30
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Connecting the Model RT311 router to your Local Area Network The Model RT311 router has a single port for connection to your local network. This port is wired as a host rather than a hub, and is intended to connect to a
  • Netgear RT314 | RT314 Reference Manual - Page 31
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Connecting the Serial Cable (Optional) In normal operation, you will not need a serial connection to the Manager port. This connection is used: • to configure your router using the Manager interface if you cannot use
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    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers If a LNK/ACT LED is lit, a link has been established to the connected device. 4. If a LOCAL port is connected to a 100 Mbps device, verify that the 100 LED is lit. You are now ready to begin configuration of your network,
  • Netgear RT314 | RT314 Reference Manual - Page 33
    PCs to the Internet using the Model RT311 or RT314 Internet Access Gateway Router. Before configuring your router, you must perform the following tasks: • Configure your PCs for using the TCP/IP networking protocol • Order broadband Internet service from an Internet service provider (ISP) Details
  • Netgear RT314 | RT314 Reference Manual - Page 34
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers In your IP network, all PCs and the router must be assigned IP addresses. Each PC must also have certain other IP configuration information such as a subnet mask (netmask), a domain name server (DNS) address, and a default gateway
  • Netgear RT314 | RT314 Reference Manual - Page 35
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Figure 3-1. Network Dialog Box-Network Components List If you need the adapter: a. Click on the Add button TCP/IP: a. Click on the Add button. b. Select Protocol, and then click on Add again. c. Select Microsoft. d. Select TCP/IP,
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    Guide for the Model RT311 and RT314 Internet Access Gateway Routers b. Select Client, and then click on Add again. c. Select Microsoft. d. Select Client for Microsoft Networks, and click on OK. You need to restart your PC after making these changes. Configuring TCP/IP Properties After the TCP/IP
  • Netgear RT314 | RT314 Reference Manual - Page 37
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Verifying TCP/IP Properties After your PC has been configured and rebooted, you can check the TCP/IP configuration using the Windows utility winipcfg.exe (for Windows NT systems, use ipconfig.exe). From the Start button,
  • Netgear RT314 | RT314 Reference Manual - Page 38
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Account Information Unless these items are dynamically assigned by the ISP, your ISP should give you the following basic information for your account: • An IP address and subnet mask • A gateway IP address, which is the address
  • Netgear RT314 | RT314 Reference Manual - Page 39
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers jsmith.santaclara.gearguy.com In this case, the host name precedes the first dot ("jsmith"), and the domain name or suffix consists of the remaining information ("santaclara.gearguy.com"). 9. Write down the address of the default
  • Netgear RT314 | RT314 Reference Manual - Page 40
    Internet Access Gateway Routers • Make one or more computers available for access from the Internet • Create additional static routes • Create filters for incoming or outgoing data traffic The Manager interface is accessible through a serial or a Telnet connection. For instructions on configuring
  • Netgear RT314 | RT314 Reference Manual - Page 41
    the Manager Interface to Configure the Router for Internet Access," for instructions about using the Manager interface. Configuring for Internet Access In order to use the browser-based Setup Wizard, your PC must have a web browser program installed such as Microsoft Internet Explorer or Netscape
  • Netgear RT314 | RT314 Reference Manual - Page 42
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers If your router password has been previously changed from the factory default of 1234, enter the current password. 6. In the opening screen, shown in Figure 4-1, select WIZARD SETUP. Figure 4-1. Browser-based configuration
  • Netgear RT314 | RT314 Reference Manual - Page 43
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers 7. In the first Wizard screen, enter your account's Host Name and Domain Name, as shown in Figure 4-2 below: Figure 4-2. Browser-based Setup Wizard, first screen These parameters may be necessary to access your ISP's services
  • Netgear RT314 | RT314 Reference Manual - Page 44
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 8. Click on Next to go to the ISP Parameters screen, shown in Figure 4-3 below: Figure 4-3. Browser-based Setup Wizard, second screen This screen determines whether a login program will be run. a. If your service provider
  • Netgear RT314 | RT314 Reference Manual - Page 45
    RT311 and RT314 Internet Access Gateway Routers • If RoadRunner provided an authentication server address, enter it as Login Server IP address. Otherwise, leave this field as 0.0.0.0. Not all RoadRunner regions require a login program. If your region does not require a login, leave Service Type
  • Netgear RT314 | RT314 Reference Manual - Page 46
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers c. WAN MAC address: If your ISP allows access by only one specific PC's Ethernet MAC address, select "Spoof this PC's MAC address" and enter the IP address of that PC. • For convenience, the IP address of the PC you are
  • Netgear RT314 | RT314 Reference Manual - Page 47
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Other Features of the Browser Interface In addition to the Setup Wizard, the browser interface provides a limited amount of status and usage information. From the Main Menu of the browser interface, click on Maintenance to
  • Netgear RT314 | RT314 Reference Manual - Page 48
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 4-1. Menu 3.2 - System Status Fields Field IP Address IP Subnet Mask DHCP LAN Port IP Address IP Subnet Mask DHCP Description This field displays the IP address being used by the Internet (WAN) port of the router
  • Netgear RT314 | RT314 Reference Manual - Page 49
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers This screen shows the following statistics:. Table 4-2. Router Statistics Fields Field Port Status TxPkts RxPkts Collisions Tx B/s Tx B/s Up Time System up Time Poll Interval Description The statistics for the WAN (Internet
  • Netgear RT314 | RT314 Reference Manual - Page 50
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 4-10 Using Your Browser for Configuring the Router
  • Netgear RT314 | RT314 Reference Manual - Page 51
    5 Using the Manager Interface for Initial Router Configuration This chapter contains information about basic configuration for your Model RT311 or RT314 Internet Access Gateway Router using the internal Manager interface. The initial configuration consists of: - accessing the Manager, - naming the
  • Netgear RT314 | RT314 Reference Manual - Page 52
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Connecting Through a Serial Port You can access the internal Manager interface through a serial port by using a VT100 terminal or by using a terminal-emulation program on your PC or workstation. If you are using Windows,
  • Netgear RT314 | RT314 Reference Manual - Page 53
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 4. Click on OK. The router should respond with a "Password:" prompt. Type the current password to access the Manager interface. The default password is 1234. .When using Telnet, consider the following restrictions: •
  • Netgear RT314 | RT314 Reference Manual - Page 54
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Using the Manager Interface Turning on Power to the Router When power is first applied to the router, several internal tests are performed by the router. Your Internet line is initialized at this time. During the
  • Netgear RT314 | RT314 Reference Manual - Page 55
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers To log in to the Manager interface: 1. Press [Enter] when prompted. A login screen is displayed and prompts you to enter a password. 2. Enter the default password 1234 to reach the Main Menu (Figure 5-2) of the Manager. RT311
  • Netgear RT314 | RT314 Reference Manual - Page 56
    Model RT311 and RT314 Internet Access Gateway Routers Navigating the Manager The Manager is the interface that you use to configure your router. Table 5-1 lists and describes the commands that enable you to navigate through the Manager menus. Table 5-1. Manager Menu Commands Action Move forward
  • Netgear RT314 | RT314 Reference Manual - Page 57
    4 Internet Access Setup Set up a basic Internet connection. 11 Remote Node Setup Configure additional parameters of the Internet connection 12 Static Routing Setup Manually configure static routes. The router supports eight static routes. 15 SUA Server Setup Configure forwarding of
  • Netgear RT314 | RT314 Reference Manual - Page 58
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers General Setup Menu The General Setup Menu contains administrative and system-related information, such as the router name. To enter administrative and system-related information: 1. Enter 1 from the Main Menu to display
  • Netgear RT314 | RT314 Reference Manual - Page 59
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers WAN Setup Menu 2 enables you to configure the 10 Mbps Ethernet port to a broadband modem device, such as a cable or DSL modem. This port is labeled INTERNET on the rear panel of the router. Figure 5-4 shows Menu 2 - WAN Setup
  • Netgear RT314 | RT314 Reference Manual - Page 60
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers LAN Setup Menu 3 enables you to configure the Ethernet LAN parameters, including filters, DHCP, and IP address information. These parameters specify the behavior of the router's local port. 1. From the Main Menu, enter 3
  • Netgear RT314 | RT314 Reference Manual - Page 61
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 5-4 lists and describes the interface and filter choices in the LAN Port Filter Setup menu. Table 5-4. Menu 3.1 - LAN Port Filter Setup Fields Field Input and Output Filter Sets Protocol Filters Device Filters
  • Netgear RT314 | RT314 Reference Manual - Page 62
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 5-5 lists and describes the fields to use for setting up TCP/IP and DHCP parameters in Menu 3.2. When you finish entering information in all of the fields, press [Enter] at the prompt Press ENTER to Confirm. Your
  • Netgear RT314 | RT314 Reference Manual - Page 63
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 5-5. Menu 3.2 - TCP/IP and DHCP Setup Fields (continued) Field RIP Direction RIP Version Multicast Description This parameter determines how the router handles RIP (Routing Information Protocol). RIP allows the router
  • Netgear RT314 | RT314 Reference Manual - Page 64
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Menu 23 - System Password Old Password= ? New Password= ? Retype to confirm= ? Enter here to CONFIRM or ESC to CANCEL: Figure 5-6. Menu 23 - System Password 2. Enter your previous system password, and press [Enter]. 3.
  • Netgear RT314 | RT314 Reference Manual - Page 65
    5, "Using the Manager Interface for Initial Router Configuration." Internet Access Configuration You can configure the router for basic access to your Internet service provider (ISP) using Manager Menu 4, Internet Access Setup. The configuration information required is either supplied directly by
  • Netgear RT314 | RT314 Reference Manual - Page 66
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Menu 4 - Internet Access Setup ISP's Name= ChangeMe Encapsulation= Ethernet Service Type= Standard My Login= N/A My Password= N/A Login Server IP= N/A IP Address Assignment= Dynamic IP Address= N/A IP Subnet Mask= N/A Gateway IP
  • Netgear RT314 | RT314 Reference Manual - Page 67
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers a. Select Standard. If your Service Type is RoadRunner and your RoadRunner region requires the login program: a. Select the RoadRunner login program used in your region. b. Enter the login name and password provided by
  • Netgear RT314 | RT314 Reference Manual - Page 68
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Use Menu 15, SUA Server Setup, to configure the router to forward incoming protocols to IP addresses on your local network based on the port number. In addition to servers for specific protocols, you can also specify a default
  • Netgear RT314 | RT314 Reference Manual - Page 69
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers In order for a remote user to access this server from the Internet, the remote user must know the IP address that has been assigned by your ISP. If this address is 172.16.1.23, for example, an Internet user can access your
  • Netgear RT314 | RT314 Reference Manual - Page 70
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 4. Press [Enter]. The command interpreter displays the static IP routing table as shown in the example in Figure 6-3. ras> ip rout stat Dest FF Len Interface 192.168.0.0 00 24 enif0 default 00 0 enif1 ras> Gateway
  • Netgear RT314 | RT314 Reference Manual - Page 71
    your router contacts in order to forward packets to the destination. On the LAN, the gateway must be a router on the same segment as the router. Over the WAN, the gateway will be the IP address of the router at your ISP. Using the Manager Interface to Configure the Router for Internet Access 6-7
  • Netgear RT314 | RT314 Reference Manual - Page 72
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 6-2. Field Metric Private Edit IP Static Route Fields (continued) Description Enter the cost of transmission for routing purposes. IP routing uses hop counts as the measurement of cost, with a minimum of 1 for
  • Netgear RT314 | RT314 Reference Manual - Page 73
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Menu 12.1 - Edit IP Static Route Route #: 1 Route Name= company Active= Yes Destination IP Address= 134.177.0.0 IP Subnet Mask= 255.255.0.0 Gateway IP Address= 192.168.0.10 Metric= 2 Private= Yes Press ENTER to Confirm or
  • Netgear RT314 | RT314 Reference Manual - Page 74
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Dynamic DNS You can configure your router to register its dynamically assigned IP address with a dynamic DNS service by configuring Menu 1.1, shown in Figure 6-6. To use this feature, you must have an account with either
  • Netgear RT314 | RT314 Reference Manual - Page 75
    Filters This chapter provides information about configuring and using filters for your Model RT311 or RT314 Internet Access Gateway Router. Filters are used to block certain packets, reduce traffic, and prevent security breaches. The router uses packet filters to determine whether to allow
  • Netgear RT314 | RT314 Reference Manual - Page 76
    RT311 and RT314 Internet Access Gateway Routers When implementing these filter sets, you can link up to four of the filter sets to screen the data packet. Therefore, with each filter set having up to six rules, you can have a maximum of 24 rules active for a single filtering application. Configuring
  • Netgear RT314 | RT314 Reference Manual - Page 77
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 3. When you have IP Pr=17, SA=0.0.0.0, DA=0.0.0.0, DP=137 N D N 5 Y IP Pr=17, SA=0.0.0.0, DA=0.0.0.0, DP=138 N D N 6 Y IP Pr=17, SA=0.0.0.0, DA=0.0.0.0, DP=139 N D F Enter Filter Rule Number (1-6) to Configure
  • Netgear RT314 | RT314 Reference Manual - Page 78
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 7-1. Abbreviations Used in Menu 21.1 - Filter Rules Summary (continued) Abbreviation m n Description Refers to Action Matched. F means to forward the packet, D means to drop the packet, and N means to check the
  • Netgear RT314 | RT314 Reference Manual - Page 79
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Menu 21.1.1 - TCP/IP Filter Rule Filter #: 1,1 Filter Type= TCP/IP Filter Rule Active= Yes IP Protocol= 17 IP Source Route= No Destination: IP Addr= 0.0.0.0 IP Mask= 0.0.0.0 Port #= 0 Port # Comp= None Source: IP
  • Netgear RT314 | RT314 Reference Manual - Page 80
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Configuring a Filter Rule You can configure two types of filter rules. Some of the parameters differ depending on the type of rule. When you first enter the filter rule menu, Menu 21.1.1 - TCP/IP Filter Rule is displayed.
  • Netgear RT314 | RT314 Reference Manual - Page 81
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 7-4. TCP/IP Filter Rule Fields Field Descriptions Active IP Protocol IP Source Route Destination: IP Addr IP Mask Port # Port # Comp Source: IP Addr IP Mask Port # Port # Comp Make the filter rule active (Yes)
  • Netgear RT314 | RT314 Reference Manual - Page 82
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 7-4. TCP/IP Filter Rule Fields (continued) Field TCP Estab More Log Action Matched Action Not Matched Descriptions This field is dependent upon the IP Default No (default) If logged (default). Rule (default) • Forward • Drop
  • Netgear RT314 | RT314 Reference Manual - Page 83
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers Generic Filter Rule This section provides information about configuring the protocol-independent parameters for a generic filter rule for your router 8. Default = 0. Specify (in hexadecimal format) the value that the router should
  • Netgear RT314 | RT314 Reference Manual - Page 84
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 7-5. Generic Filter Rule with the packet. Three options are available: • Check Next Rule (default) • Forward • Drop Applying a Filter Set After configuring a filter set in Menu 21, you must specify how the filter
  • Netgear RT314 | RT314 Reference Manual - Page 85
    RT314 Internet Access Gateway Routers Default Filters The Model RT311 router is preconfigured with the three filters shown in Figure 7-1 on page 7-2 and in this section. Filter 1: NetBIOS_WAN The NetBIOS_WAN filter is an IP protocol filter used to prevent the sending of Windows NetBIOS name service
  • Netgear RT314 | RT314 Reference Manual - Page 86
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 7-12 Configuring Filters
  • Netgear RT314 | RT314 Reference Manual - Page 87
    Chapter 8 System Maintenance The Model RT311 or RT314 Internet Access Gateway Router provides tools for maintenance and diagnostics. These tools include displays of system status and connections, log and trace capabilities, and upgrades to the system software. This chapter describes the use of these
  • Netgear RT314 | RT314 Reference Manual - Page 88
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Menu 24 - System Maintenance 1. System Status 2. System Information and Console Port Speed 3. Log and Trace 4. Diagnostic 5. Backup Configuration 6. Restore Configuration 7. Firmware Update 8. Command Interpreter Mode 9.
  • Netgear RT314 | RT314 Reference Manual - Page 89
    Ethernet MAC address of the port. The IP address assigned to the port. The IP subnet mask assigned to the port. The DHCP status of the port (Client, Server, or None). The time elapsed since the last power cycle or reset. The name of your router, which you configured in Menu 1 - General Setup. The
  • Netgear RT314 | RT314 Reference Manual - Page 90
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Terminal Baud Rate You can change the baud rate of the serial Manager connection using Menu 24.2.2 - System Maintenance - Change Console Port Speed. The router supports 9600 (default), 19200, 38400, 57600, and 115200 bits
  • Netgear RT314 | RT314 Reference Manual - Page 91
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Syslog and Accounting Syslog and Accounting can be configured in Menu 24.3.2 - System Maintenance - Syslog and Accounting. Menu 24.3.2 configures the router to send UNIX system logs to another machine. You must configure
  • Netgear RT314 | RT314 Reference Manual - Page 92
    Guide for the Model RT311 and RT314 Internet Access Gateway Routers • Filter event log • PPP event log 6. Save this menu. To configure the syslogd program on the local host PC: 1. Edit the /etc/syslog.conf file to add the line: localn.* /name_of_log_file for example: local6.* /var/log/rt311
  • Netgear RT314 | RT314 Reference Manual - Page 93
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Menu 24.4 - System Maintenance- Diagnostic TCP/IP 1. Ping Host 2. WAN DHCP Release 3. WAN DHCP Renewal 4. Internet Setup Test System 11. Reboot System Enter Menu Selection Number: Figure 8-3. Menu 24.4 - System
  • Netgear RT314 | RT314 Reference Manual - Page 94
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Back Up and Restore Configuration You can save the router configuration settings to a disk as a binary file. You can also restore the settings from the file at a later time. Saving and restoring the router configuration
  • Netgear RT314 | RT314 Reference Manual - Page 95
    or restore the configuration: 1. If you are sending a configuration file to the router, first rename it to rom-0. 2. Establish an FTP connection to the LAN IP address of the router. No login name is necessary. The password is the current Manager password. The factory default password is 1234. 3. Use
  • Netgear RT314 | RT314 Reference Manual - Page 96
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Note: NETGEAR recommends that you change the Manager port baud rate to 38400 or higher before updating the software using the serial port. Doing so results in an update time of 5 to 10 minutes. To update the software: 1.
  • Netgear RT314 | RT314 Reference Manual - Page 97
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Command Interpreter Mode To enter the command interpreter mode: • Select option 8 from Menu 24, Maintenance, to enter the command interpreter mode. This mode allows you to diagnose, test, and configure your router using a
  • Netgear RT314 | RT314 Reference Manual - Page 98
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 8-12 System Maintenance
  • Netgear RT314 | RT314 Reference Manual - Page 99
    This chapter gives information about troubleshooting your Model RT311 or RT314 Internet Access Gateway Router. After each problem description, instructions are provided to help you diagnose and solve the problem. Basic Functioning After you turn on power to the router, the following sequence of
  • Netgear RT314 | RT314 Reference Manual - Page 100
    you are connecting a Model RT311 router to a normal (MDI-X) hub port, use the white straight-through cable. Troubleshooting the ISP Connection If your router is unable to access the Internet, you should first determine whether the router is able to obtain a WAN IP address from the ISP. Unless you
  • Netgear RT314 | RT314 Reference Manual - Page 101
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 3. Under the Advanced heading, click on Maintenance 4. Check that an IP address is shown for the WAN Port If 0.0.0.0 is shown, your router has not obtained an IP address from your ISP. To check the WAN IP address from the
  • Netgear RT314 | RT314 Reference Manual - Page 102
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers A DNS server is a host on the Internet that translates Internet names (such as www addresses) to numeric IP addresses. Typically your ISP will provide the addresses of one or two DNS servers for your use. If you entered a
  • Netgear RT314 | RT314 Reference Manual - Page 103
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers If the path is not functioning correctly, you could have one of the following problems: • Wrong physical connections - Make sure the Local LNK/ACT LED is on. If the LNK/ACT LED is off, follow the instructions in "LNK/ACT
  • Netgear RT314 | RT314 Reference Manual - Page 104
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Testing the Path from Your PC to a Remote Device After verifying that the LAN path works correctly, test the path from your PC to a remote device: • From the Windows run menu, type PING -n 10 followed by the IP address of
  • Netgear RT314 | RT314 Reference Manual - Page 105
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers - VT100 terminal emulation - 9600 baud rate (unless this setting has been changed previously in the router setup) - No parity, 8 data bits, 1 stop bit If you cannot access the Manager by using the Telnet Protocol: • Verify
  • Netgear RT314 | RT314 Reference Manual - Page 106
    configuration: 1. Rename romfile0.311 to rom-0. 2. Establish an FTP connection to the LAN IP address of the router. No login name is necessary. The password is the current Manager password. If you have lost the password, use the serial connection method described in the previous section. The factory
  • Netgear RT314 | RT314 Reference Manual - Page 107
    for forwarding network traffic. Routers vary in performance and scale, number of routing protocols supported, and types of physical WAN connections supported. The Model RT311 or RT314 Internet Access Gateway Router is a small office router that routes the IP protocol over a single-user broadband
  • Netgear RT314 | RT314 Reference Manual - Page 108
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Routing Information Protocol One of the protocols used by a router to build and maintain a picture of the network is the Routing Information Protocol (RIP). Using RIP, routers update one another periodically and check for
  • Netgear RT314 | RT314 Reference Manual - Page 109
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Class A Network Class B Node Network Class C Node Network Node 7261 Figure 10-1. Three Main Address Classes Class A addresses can have up to 16,777,214 hosts on a single network. They use an 8-bit network number
  • Netgear RT314 | RT314 Reference Manual - Page 110
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers For each unique value of the network portion of the address, the base address of the range (host address of all zeros) is known as the network address and is not usually assigned to a host. Also, the top address of the
  • Netgear RT314 | RT314 Reference Manual - Page 111
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Subnet addressing allows us to split one IP network address into smaller multiple physical networks known as subnetworks. Some of the node numbers are used as a subnet number instead. A Class B address gives us 16 bits of
  • Netgear RT314 | RT314 Reference Manual - Page 112
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Table 10-1 lists the additional subnet mask bits in dotted-decimal notation. To use the table, write down the original class netmask and replace the 0
  • Netgear RT314 | RT314 Reference Manual - Page 113
    the Model RT311 and RT314 Internet Access Gateway Routers NETGEAR strongly advises that all hosts on a LAN segment use the same netmask for the following reasons: • So that hosts recognize local IP broadcast packets When a device broadcasts to its segment neighbors, it uses a destination address of
  • Netgear RT314 | RT314 Reference Manual - Page 114
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers The router accomplishes this address sharing by translating the internal LAN IP addresses to a single address that is globally unique on the Internet. The internal LAN IP addresses can be either private addresses or
  • Netgear RT314 | RT314 Reference Manual - Page 115
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers MAC Addresses and Address Resolution Protocol An IP address alone cannot be used to deliver data from one LAN device to another. To send data between LAN devices, you must convert the IP address of the destination device
  • Netgear RT314 | RT314 Reference Manual - Page 116
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers IP Configuration by DHCP When an IP-based local area network is installed, each PC must be configured with an IP address. If the PCs need to access the Internet, they should also be configured with a gateway address and
  • Netgear RT314 | RT314 Reference Manual - Page 117
    Specifications This appendix provides technical specifications for the Model RT311 and RT314 Internet Access Gateway Routers. General Specifications Network Protocol and Standards Compatibility Data and Routing Protocols: TCP/IP, RIP-1, RIP-2, DHCP Power Adapter PPP over Ethernet (PPPoE
  • Netgear RT314 | RT314 Reference Manual - Page 118
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers Physical Specifications Dimensions: Weight: Environmental Specifications Operating temperature: Operating humidity: Electromagnetic Emissions Meets requirements of: Interface Specifications LAN: WAN: Manager: 253 by 181
  • Netgear RT314 | RT314 Reference Manual - Page 119
    Glossary 10BASE-T 100BASE-Tx DHCP Dynamic Host Configuration Protocol IP IP Address IPX ISP Internet Packet Exchange Internet Protocol LAN local area network MSB MRU Glossary IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring. IEEE 802.3 specification for 100 Mbps
  • Netgear RT314 | RT314 Reference Manual - Page 120
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers masquerading A technique by which several hosts share a single IP address for access to the Internet. This process is an extension of Network Address Translator (NAT). See also Network Address Translator. Maximum
  • Netgear RT314 | RT314 Reference Manual - Page 121
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers unnumbered links WAN wide area network A method of connecting two LANs by way of a WAN, where the two WAN end points do not have their own IP addresses. See wide area network. A long distance link used to extend or
  • Netgear RT314 | RT314 Reference Manual - Page 122
    Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers 4 Glossary
  • Netgear RT314 | RT314 Reference Manual - Page 123
    firmware upgrade 1-3 error log 8-4 Ethernet field, System Maintenance menu 8-3 F features 1-1 Filter Rules Summary menu 7-3, 7-9 filter type, Generic IP 7-4 filters, configuring 7-1 front panel 2-3 FTP 8-9, 9-8 FTP, updating the router software 8-10 G gateway 3-7 Gateway IP Address field, Edit IP
  • Netgear RT314 | RT314 Reference Manual - Page 124
    Filters field, Ethernet Setup menu 5-11 installation 1-2 Internet, accessing 6-1 IP addresses and NAT 10-7 and the Internet 10-2 assigning 10-2 masquerading 1-3 private 10-7 IP configuration by DHCP 10-10 IP networking for Windows 95 3-2 for Windows 98 3-2 IP Protocol field, TCP/IP Filter Rule menu
  • Netgear RT314 | RT314 Reference Manual - Page 125
    menu 6-7 router concepts 10-1 Routing Information Protocol 1-3, 10-2 S security 1-2, 1-4, 5-13 serial cable 2-7 serial port, connecting to 5-2 Index single user account, configuring for 6-3 software, updating 8-9 Source field, TCP/IP Filter Rule menu 7-7 static route setup 6-5 subnet addressing 10
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M-RT311NA-2
June 2000
NETGEAR
, Inc.
4401 Great America Parkway
Santa Clara, CA 95054 USA
Phone 1-888-NETGEAR
Reference Guide for the
Model RT311 and RT314
Internet Access Gateway
Routers