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CNET CNIG904S User Manual

Broadband router
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Broadband Router

Shared Broadband Internet Access
CNIG904S
4-port Swtiching Hub
User's Guide

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Summary of Contents for CNET CNIG904S

  • Page 1: Broadband Router

    Broadband Router Shared Broadband Internet Access CNIG904S 4-port Swtiching Hub User’s Guide...

  • Page 2: Table Of Contents

    CHAPTER 1 INTRODUCTION ...1 Broadband Router Features ...1 Package Contents...3 Physical Details ...4 CHAPTER 2 INSTALLATION ...6 Requirements...6 Installation Procedure ...6 CHAPTER 3 CONFIGURATION ...8 Overview...8 Configuration Program...9 LAN Screen ...11 WAN Configuration ...13 WAN Status...16 LAN/Device Status...19 CHAPTER 4 PC CONFIGURATION...21 Overview...21 TCP/IP Settings...21 Internet Access Configuration ...24...
  • Page 3 APPENDIX A TROUBLESHOOTING...49 Overview...49 General Problems...49 Internet Access ...50 APPENDIX B SPECIFICATIONS ...51 Broadband Router ...51 P/N: 9560DN0001 Copyright  2001. All Rights Reserved. Document Version: 1.0 All trademarks and trade names are the properties of their respective owners.

  • Page 4: Chapter 1 Introduction

    Chapter 1 Chapter 1 Chapter 1 Chapter 1 Introduction Introduction Introduction Introduction This Chapter provides an overview of the Broadband Router's features and capabilities. Congratulations on the purchase of your new Broadband Router. The Broadband Router is a multi-function device providing the following services: 4 Port Switching hub (10/100BaseT).

  • Page 5: Advanced Internet Functions

    CNet Technology Inc Internet Access Features Shared Internet Access. • Broadband Router, using only a single external IP Address. The local (invalid) IP Ad- dresses are hidden from external sources. This process is called NAT (Network Address Translation). ADSL & Cable Modem Support.

  • Page 6: Package Contents

    CNet Technology Inc NAT Firewall Protection The firewall protection provided by the Broadband Router is an intrinsic side effect of NAT (Network Address Translation). All users on the LAN share a single external IP address. From the external viewpoint, there is no network, only a single device.

  • Page 7: Physical Details

    CNet Technology Inc Physical Details Please take a few minutes to familiarize yourself with the Broadband Router. Top - Mounted LEDs There are 2 LEDs on the top of the unit. The "DATA STATUS LAN" LED has 2 colors - Green and Orange.

  • Page 8: Restore Default Ip Address And Clear Password

    CNet Technology Inc WAN port Connect the ADSL or Cable Modem here. If your modem came (10BaseT) with a cable, use the supplied cable. Otherwise, use a standard LAN cable. WAN Port LED Flashing - data is being transmitted or received via the WAN port.

  • Page 9: Chapter 2 Installation

    Chapter 2 Chapter 2 Chapter 2 Chapter 2 Installation Installation Installation Installation This Chapter covers the physical installation of the Broadband Router. Requirements • Ethernet LAN (10/100BaseT) and the TCP/IP protocol. • For Internet Access, a DSL or Cable modem, and an Internet Access account with an ISP. Installation Procedure 1.

  • Page 10: Check The Leds

    CNet Technology Inc 3. Connect ADSL or Cable Modem Connect the ADSL or Cable modem to the WAN port on the Broadband Router. Use the cable supplied with your modem. If no cable was supplied, use a standard LAN cable.

  • Page 11: Chapter 3 Configuration

    Chapter 3 Chapter 3 Chapter 3 Chapter 3 Configuration Configuration Configuration Configuration This Chapter provides details of the configuration process. Overview This chapter describes the procedure for: • LAN setup • WAN port configuration for Internet Access PCs on your local LAN may also require configuration. For details, see Chapter 4 - PC Con- figuration.

  • Page 12: Configuration Program

    CNet Technology Inc Configuration Program The Broadband Router contains a HTTP server. This enables you to connect to it, and config- ure it, using your Web Browser. Most Browsers should work, provided they support HTML tables and forms. Preparation Before attempting to configure the Broadband Router, please ensure that: •...
  • Page 13 CNet Technology Inc If you can't connect If the Broadband Router does not respond, check the following: • The Broadband Router is properly installed, LAN connection is OK, and it is powered ON. • Ensure that your PC and the Broadband Router are on the same network segment.

  • Page 14: Lan Screen

    CNet Technology Inc LAN Screen The LAN screen, like the example below, will be displayed when you first connect. LAN Configuration. For most users, the default values for these fields should be satisfactory, and no changes will be required. If your LAN contains an existing Router or Routers, refer to Chapter 6 - Routing.

  • Page 15: Routing Table

    CNet Technology Inc DHCP Server Operation If Enabled, the Broadband Router will allocate IP Addresses to PCs on your LAN. The default and recommended value is Enabled. If you are already using a DHCP Server, this setting must be DISABLED, and the existing DHCP server must be re-configured. See Chapter 5 for further details.

  • Page 16: Wan Configuration

    CNet Technology Inc WAN Configuration To configure the WAN port: • Select WAN from the menu. • Select the appropriate connection type (Direct Connection or PPPoE) on the screen below, then Click the “Configure” button. Tip: If your connection documentation does not refer to PPPoE, select Direct Connection.
  • Page 17 CNet Technology Inc Also called Network Adapter Address or Physical Address. Provide this Hardware (MAC) value to your ISP if requested. If you did not provide this value when Address first connected, there is no need to provide it now.
  • Page 18 CNet Technology Inc WAN - PPPoE If you selected PPPoE on the WAN screen, the display will be like the following example. Data – WAN (PPPoE) Account Account/User Name The name of the Internet account provided by your ISP. Enter the password for the above account. Re-enter the password in Password &...

  • Page 19: Wan Status

    CNet Technology Inc WAN Status Clicking WAN Status on the menu bar will take you to the WAN Status screen. The screen shown will depend on whether you are using a Direct Connection or PPPoE. WAN Status – Direct Connection Figure 9: WAN Status –...

  • Page 20: Connection Log

    CNet Technology Inc WAN Status – PPPoE Status Data WAN Status Physical Address The "Hardware" address of this device, as seen by other devices on the WAN. IP Address The IP Address of this device, as seen by devices on the WAN.

  • Page 21: Connection Log Messages

    CNet Technology Inc Connection Log Messages Message Description Connect on Connection attempt has been triggered by the "Connect on De- Demand mand" setting. Manual connection Connection attempt started by the "Connect" button. Reset physical Preparing line for connection attempt. connection Connecting to remote Attempting to connect to the ISP's server.

  • Page 22: Lan/Device Status

    CNet Technology Inc LAN/Device Status The LAN Status link on the menu will result in a screen like the example below. Data – LAN/Device Status Device Firmware Version Version of the firmware (embedded software, including this program) which is currently installed.
  • Page 23 CNet Technology Inc Status Possible Status values are "Leased" (the IP Address is allocated to the device shown) or "Reserved" (the IP Address is not available). Note: The DHCP table will be empty unless the DHCP Server function is being used. If not empty, this table lists the devices on the LAN which have been allocated IP Addresses by the DHCP server function.

  • Page 24: Chapter 4 Pc Configuration

    Chapter 4 Chapter 4 Chapter 4 Chapter 4 PC Configur PC Configura a a a tion PC Configur PC Configur This Chapter details the PC Configuration required on the local ("Internal") LAN. Overview For each PC, the following may to be configured: •...

  • Page 25: Using Dhcp

    CNet Technology Inc Ensure your TCP/IP settings are correct, as follows: Using DHCP To use DHCP, select the radio button Obtain an IP Address automatically. This is the default Windows settings. Restart your PC to ensure it obtains an IP Address from the Broadband Router.
  • Page 26 CNet Technology Inc • On the DNS Configuration tab, ensure Enable DNS is selected. If the DNS Server Search Order list is empty, enter the DNS address provided by your ISP in the fields beside the Add button, then click Add.

  • Page 27: Internet Access Configuration

    CNet Technology Inc Internet Access Configuration If you are using the Broadband Router for Internet access: • Ensure that the DSL modem, Cable modem, or other permanent connection is functional. • Use the following procedure to configure your Browser to access the Internet via the LAN, rather than by a Dial-up connection.

  • Page 28: Macintosh Configuration

    CNet Technology Inc Macintosh Configuration You can access the Internet via the Broadband Router. The procedure is as follows. Open the TCP/IP Control Panel. Select Ethernet from the Connect via pop-up menu. Select Using DHCP Server from the Configure pop-up menu. The DHCP Client ID field can be left blank.

  • Page 29: Chapter 5 Dhcp

    Chapter 5 Chapter 5 Chapter 5 Chapter 5 DHCP DHCP DHCP DHCP This Chapter covers the use of DHCP, using either an existing DHCP Server or the Broadband Router's DHCP Server function. Overview If your LAN does not use DHCP, and you do not wish to use DHCP, you can ignore this chapter.

  • Page 30: To Configure Your Pcs To Use Dhcp

    CNet Technology Inc DHCP To Configure your PCs to use DHCP This is the default setting for TCP/IP under Windows 95/98/ME. In Windows, the DHCP Client setting is called "Obtain an IP Address Automatically". See Chapter 4 – PC Configuration for the procedure to check these settings.

  • Page 31: Chapter 6 Routing

    Chapter 6 Chapter 6 Chapter 6 Chapter 6 Routing Routing Routing Routing This Chapter explains the Routing features of the Broadband Router. Overview While the Broadband Router includes a standard (static) routing table, this feature can be completely ignored if you do not have a router in your LAN. If you DO have a router, it is necessary to configure BOTH the Router and the Routing table in the Broadband Router correctly, as described in the following sections.
  • Page 32 CNet Technology Inc Routing Table Data An entry in the routing table is required for each LAN segment on your Network, other than the segment to which this device is attached. The data in the Routing Table is as follows.

  • Page 33: Router Configuration

    CNet Technology Inc Router Configuration It is essential that all IP packets for devices not on the local LAN be passed to the Broadband Router, so that they can be forwarded to the external LAN, WAN, or Internet. To achieve this, the local LAN must be configured to use the Broadband Router as the Default Route or Default Gateway.
  • Page 34 CNet Technology Inc For the Broadband Router's Routing Table The Broadband Router requires 2 entries as follows. Entry 1 (Segment 1) Destination IP Address Network Mask Gateway IP Address Interface Metric Entry 2 (Segment 2) Destination IP Address Network Mask...

  • Page 35: Chapter 7 Device Options

    Chapter 7 Chapter 7 Chapter 7 Chapter 7 Device Options Device Options Device Options Device Options This Chapter details the options available on the Broadband Router's "Op- tions" screen. Overview An example Options screen is shown below. Password Once a password is entered, it is required in order to change the device configuration. Pass- words are case sensitive and can be up to 8 alphanumeric characters (no spaces or punctuation).

  • Page 36: Nat (Network Address Translation)

    CNet Technology Inc NAT (Network Address Translation) NAT allows PCs on your LAN to share a single external (Internet) IP Address. This IP Address is supplied by your ISP. Use the following to determine whether or nor you need NAT.

  • Page 37: Chapter 8 Advanced Internet

    Chapter 8 Chapter 8 Chapter 8 Chapter 8 Advanced Inte Advanced Inter r r r net Advanced Inte Advanced Inte This Chapter explains how to use the "Advanced Internet" features. Overview For situations where the Broadband Router is being used to provide shared Internet access, the following advanced features are provided.

  • Page 38: Special Internet Applications

    CNet Technology Inc Special Internet Applications This feature is only required if you wish to use Internet applications which require 2-way communication, multiple connections, or combined TCP/UDP connections. Examples of such applications are Internet Videoconferencing, Telephony, Games Servers, and other special-purpose Servers.
  • Page 39 CNet Technology Inc • To Enable a defined Application - Select it from the drop-down list - Click "Get Data" - Check the Enable checkbox - Click "Update" • To Disable a defined Application - As above, but uncheck the Enable checkbox.

  • Page 40: Virtual Servers

    CNet Technology Inc Virtual Servers This feature allows you to make Servers on your LAN accessible to Internet users. Normally, Internet users would not be able to access a server on your LAN because: • Your Server does not have a valid external IP Address.

  • Page 41: Virtual Server Configuration

    CNet Technology Inc Virtual Server Configuration The Virtual Servers screen is reached by the Advanced Internet - Virtual Servers link. An example screen is shown below. Data • WAN IP Address • • Type Select the type of Server you wish to use.
  • Page 42 CNet Technology Inc User Defined Virtual Servers If the type of Server you wish to use is not listed on the Virtual Servers screen, you can define it using this feature. Select Advanced Internet - User Defined Virtual Servers to see a screen like the example below.

  • Page 43: Connecting To The Virtual Servers

    CNet Technology Inc Data • This shows the IP Address which Internet users must use to connect to WAN IP any of your Virtual Servers. Address • To Internet Users, ALL your Virtual Servers have the same IP Ad- dress.

  • Page 44: Dmz

    CNet Technology Inc This feature, if enabled, allows one (1) computer on your LAN to be exposed to all users on the Internet, allowing unrestricted 2-way communication between the "DMZ" PC and other Internet users or Servers. This allows connection to special-purpose servers, which require proprietary client software, or 2-way user connections such as Video-conferencing, which requires both users to run special software.
  • Page 45 CNet Technology Inc Data Enable Enable DMZ Use this to Enable or Disable the DMZ feature. The DMZ feature Feature should be disabled when not required. LAN IP Address Enter the IP Address of the PC on your LAN which will become the LAN IP Address "DMZ"...

  • Page 46: Chapter 9 Access Control

    Chapter 9 Chapter 9 Chapter 9 Chapter 9 Access Control Access Control Access Control Access Control This Chapter explains how to configure and use the Broadband Router's "Ac- cess Control" feature. Overview The Access Control feature allows administrators to restrict Internet Access by individual PCs. The process uses "Packet Filtering"...

  • Page 47: Security Groups

    CNet Technology Inc Security Groups The Security Groups screen is reached from the Access Control link on the navigation bar. An example screen is shown below. Note that the Security groups are pre-named "Everyone", "Group 1", "Group 2", "Group 3", and "Group 4".
  • Page 48 CNet Technology Inc Data The following data is required. Access Rights: Internet Access for this Group No restrictions No packets are blocked. Use this to create an "Unlimited Access" group, or to temporarily remove restrictions. Group members cannot access the Internet at all. Use this to create the Block all Access most restrictive group.

  • Page 49: Pcs

    CNet Technology Inc The PCs screen is reached from the Access Control link on the navigation bar. An example screen is shown below. Note that the drop-down box lists all PCs previously entered. If none have been entered, this box will be empty.

  • Page 50: Filters

    CNet Technology Inc Data PC Name Enter a name to identify this PC. Hardware address for this PC. You can use the Windows "Winipcfg" Network Adapter Address program or your LAN management program to find this address. Reserve entry in Check this if you wish to reserve an IP address for this PC.
  • Page 51 CNet Technology Inc Data TCP Packets Define the packets you wish to be filtered out, by entering the following data. TCP Filters Enter a descriptive name for this entry. Name Port No. Enter an integer representing the Port Number for this type of packet. This information can normally be provided by the service provider.

  • Page 52: Appendix A Troubleshooting

    Appendix A Appendix A Appendix A Appendix A Troubleshooting Troubleshooting Troubleshooting Troubleshooting This Appendix covers the most likely problems and their solutions. Overview This chapter covers some common problems that may be encountered while using the Broadband Router and some possible solutions to them. If you follow the suggested steps and the Broadband Router still does not function properly, contact your dealer for further advice.

  • Page 53: Internet Access

    CNet Technology Inc Internet Access Problem 1: When I enter an URL or IP address I get a time out error. A number of things could be causing this. Try the following troubleshoot- Solution 1: ing steps. • Check if other PCs work. If they do, ensure that your PCs IP settings are correct (IP address, Network Mask, Default gateway and DNS).

  • Page 54: Appendix B Specifications

    Appendix B Appendix B Appendix B Appendix B Specific Specifica a a a tions tions Specific Specific tions tions Broadband Router Model Broadband Router Dimensions 204mm(L) * 127mm(W) * 29mm(H) Operating 0° C to 40° C Temperature Storage -10° C to 70° C Temperature Network Protocol: TCP/IP...

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