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Sitecom DC-202 Full Manual

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DC-202 xDSL/Cable Broadband router
Broadband Router 
DC‐202
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  • Page 1 DC-202 xDSL/Cable Broadband router Broadband Router  DC‐202 Full Manual...

  • Page 2: Table Of Contents

    DC-202 xDSL/Cable Broadband router Table of Contents REQUIREMENTS................4 INTRODUCTION................4 DC-202 Features ................4 Internet Access Features............4 Advanced Internet Functions ............ 5 LAN Features................5 Configuration & Management............ 5 Security Features..............6 SETTING UP THE BROADBAND ROUTER...........7 Physical installation..............7 Top LEDs ................9 Rear Panel ................
  • Page 3 Configuring Other Routers on your LAN ........76 Static Routing - Example............77 APPENDIX A TROUBLESHOOTING..........78 Overview .................78 General Problems ..............78 Internet Access................79 APPENDIX B SPECIFICATIONS ............80 Multi-Function DC-202 Broadband Router .......80 FCC Statement .................80 FCC Radiation Exposure Statement.......... 81 CE Marking Warning .............. 81...

  • Page 4: Requirements

    • Shared Internet Access. All users on the LAN or WLAN can access the Internet through the DC-202, using only a single external IP Ad- dress. The local (invalid) IP Addresses are hidden from external sources. This process is called NAT (Network Address Translation).

  • Page 5: Advanced Internet Functions

    Easy Setup. Use your WEB browser from anywhere on the LAN for configuration. • Configuration File Upload/Download. Save (download) the con- figuration data from the DC-202 to your PC, and restore (upload) a previously-saved configuration file to the DC-202. • Remote Management. The DC-202 can be managed from any PC on your LAN.

  • Page 6: Security Features

    DC-202 xDSL/Cable Broadband router • UPnP Support. UPnP (Universal Plug and Play) allows automatic dis- covery and configuration of the DC-202. UPnP is by supported by Windows ME, XP, or later. Security Features • Password - protected Configuration. Optional password protection is provided to prevent unauthorized users from modifying the configu- ration data and settings.

  • Page 7: Setting Up The Broadband Router

    (telephone line or cable input). Installation - DC-202 3. Connect the LAN cables: For the DC-202, use standard LAN cables to connect the PCs to the LAN ports (hub) on the broadband router. If necessary connect the "Uplink" port to a standard port on another hub.
  • Page 8 DC-202 xDSL/Cable Broadband router 5. Switch on the cable modem/DSL modem. 6. Connect the power supply adapter to the broadband router. Use only the adapter supplied with the router. 7. Check de LEDs • The Power LED must be ON.

  • Page 9: Top Leds

    DC-202 xDSL/Cable Broadband router Top LEDs Power Status (Red) On - Connection to For each port, there are 2 LEDs On - Power on. On - Error the modem attached condition. Link/Act Off - No Power. to the WAN (Internet) Off - Normal port is established.

  • Page 10: Rear Panel

    Hold the Reset Button down while you Power On. Keep holding the Reset Button for a few seconds, until the RED Status LED on the front panel has flashed TWICE. Release the Reset Button. The DC-202 is now using the factory default values.

  • Page 11: Pc Setup

    If you are using a Fixed (specified) IP address, the following changes are required: • The Gateway must be set to the IP address of the DC-202 • The DNS should be set to the address provided by your ISP.
  • Page 12 DC-202 xDSL/Cable Broadband router If the list that appears on screen does not include a line, such as the one that has been selected above ("TCP/IP -> network card"), then follow the steps indicated below for adding this line: •...

  • Page 13: Windows Nt

    DC-202 xDSL/Cable Broadband router Windows NT Select Control Panel - Network, and, on the Protocols tab, select the TCP/IP protocol, as shown below. Click the Properties button to see a screen like the one below. Select the network card for your LAN.

  • Page 14: Macintosh Clients

    • Ensure your DNS settings are correct. Linux Clients To access the Internet via the DC-202, it is only necessary to set the DC- 202 as the "Gateway". Ensure you are logged in as "root" before attempting any changes. Fixed IP Address By default, most Unix installations use a fixed IP Address.

  • Page 15: Internet Access

    The configuration is now completed. Accessing AOL To access AOL (America On Line) through the DC-202, the AOL for Win- dows software must be configured to use TCP/IP network access, rather than a dial-up connection. The configuration process is as follows: •...

  • Page 16: Manual Configuration - Internet Access

    Do not forget to restart your PC after you have finished. 2. Using UPnP If your Windows system supports UPnP, an icon for the DC-202 will ap- pear in the system tray, notifying you that a new network device has been found, and offering to create a new desktop shortcut to the newly-discovered device.
  • Page 17 DC-202 xDSL/Cable Broadband router 4. The start up window will now be displayed. Click on Setup. 5. The Set up wizard will now be displayed; check that the modem is connected and click on Next. 6. Select your country from the Country list. If your Country isn’t listed, please see the next Chapter “Your Country/ISP is not listed”...
  • Page 18 DC-202 xDSL/Cable Broadband router 8. Depending on the chosen provider, you may need to enter your user name and password and MAC address or hostname in the following window. Then click on Next. 9. Click finish to complete the configuration. Click on Close. If Test Internet Connection is checked, the router will test the connection after you have clicked on finish.

  • Page 19: Your Country/Isp Is Not Listed

    DC-202 xDSL/Cable Broadband router Your country/ISP is not listed Select the type of your Internet connection, (for instance cable or ADSL) and then click on Next. Cable Internet • Fill in the Hostname and the Domain name, if you received this from your Internet service provider.
  • Page 20 DC-202 xDSL/Cable Broadband router - PPPoE Fill in your Username and your password. Choose the Connect Behavior. "Automatic connect/Disconnect" causes the router to connect as soon as an application is started which require an internet connection (i.e. MSN, ICQ, Windows update, etc.) "Manual Connect/Disconnect"...
  • Page 21 DC-202 xDSL/Cable Broadband router The configuration is now completed.
  • Page 22 DC-202 xDSL/Cable Broadband router - L2TP Fill in the L2TP server IP address or Domain Name Fill in your Username and your password. Choose the Connect Behavior. "Automatic connect/Disconnect" causes the router to connect as soon as an application is started which require an internet connection (i.e.
  • Page 23 DC-202 xDSL/Cable Broadband router - NONE If your provider has assigned you a fixed IP address, you input this in the field Specified IP Address and also fill in your DNS IP address. If you have a dynamic IP address, select the option IP address is as- signed automatically.

  • Page 24: Xdsl Internet

    DC-202 xDSL/Cable Broadband router xDSL Internet If you received an username and password from your ISP, then choose PPPoE If you received an Server address from your provider besides an username and password, then choose PPTP or L2TP. Please check with your ISP which protocol you need.(Currently L2TP is only used by a Dutch provider)
  • Page 25 DC-202 xDSL/Cable Broadband router - PPPoE Fill in your Username and your password. Choose the Connect Behavior. "Automatic connect/Disconnect" causes the router to connect as soon as an application is started which require an internet connection (i.e. MSN, ICQ, Windows update, etc.) "Manual Connect/Disconnect"...
  • Page 26 DC-202 xDSL/Cable Broadband router The configuration is now completed.
  • Page 27 DC-202 xDSL/Cable Broadband router - PPTP Fill in the PPTP server IP address or Domain Name Fill in your Username and your password. Choose the Connect Behavior. "Automatic connect/Disconnect" causes the router to connect as soon as an application is started which require an internet connection (i.e.
  • Page 28 DC-202 xDSL/Cable Broadband router - L2TP Fill in the L2TP server IP address or Domain Name Fill in your Username and your password. Choose the Connect Behavior. "Automatic connect/Disconnect" causes the router to connect as soon as an application is started which require an internet connection (i.e.
  • Page 29 DC-202 xDSL/Cable Broadband router - NONE If your provider has assigned you a fixed IP address, you input this in the field Specified IP Address and also fill in your DNS IP address. If you have a dynamic IP address, select the option IP address is as- signed automatically.

  • Page 30: Home Screen

    DC-202 xDSL/Cable Broadband router Home Screen After finishing the Setup Wizard, you will see the Home screen. When you connect in future, you will see this screen when you connect. An example screen is shown below. Navigation & Data Input •...

  • Page 31: Lan Screen

    TCP/IP IP Address IP address for the DC-202, as seen from the local LAN. Use the default value unless the address is already in use or your LAN is using a different IP address range. In the latter case, enter an unused IP Address from within the range used by your LAN.

  • Page 32: Dhcp

    DHCP Server, rather than the DC-202's, the following proce- dure is required. 1. Disable the DHCP Server feature in the DC-202. This setting is on the LAN screen. 2. Configure the DHCP Server to provide the DC-202's IP Address as the...

  • Page 33: Password Screen

    DC-202 xDSL/Cable Broadband router Password Screen The password screen allows you to assign a password to the DC-202. Once you have assigned a password to the DC-202 (on the Password screen above) you will be prompted for the password when you connect, as shown below.

  • Page 34: Operation And Status

    • Applications which use non-standard connections or port numbers may be blocked by the DC-202's built-in firewall. You can define such appli- cations as Special Applications to allow them to function normally. Refer to chapter Advanced Features for further details.
  • Page 35 System Device Name This displays the current name of the DC-202. Firmware Ver- The current version of the firmware installed in the DC-202. sion "System Data" Clicking this button will open a Window which lists all system details and settings.

  • Page 36: Connection Status - Pppoe

    DC-202 xDSL/Cable Broadband router Connection Status - PPPoE If using PPPoE (PPP over Ethernet), a screen like the following example will be displayed when the "Connection Details" button is clicked. Data - PPPoE Screen Connection Physical Address The hardware address of this device, as seen by remote devices on the Internet.

  • Page 37: Connection Status - Pptp

    DC-202 xDSL/Cable Broadband router Connection Status - PPTP If using PPTP (Peer-to-Peer Tunneling Protocol), a screen like the following example will be displayed when the "Connection Details" button is clicked. Data - PPTP Screen Connection Physical Ad- The hardware address of this device, as seen by remote devices on the Internet.

  • Page 38: Connection Status - L2Tp

    DC-202 xDSL/Cable Broadband router Connection Status - L2TP If using L2TP, a screen like the following example will be displayed when the "Connection Details" button is clicked. Figure 1: L2TP Status Screen Data - L2TP Screen Connection Physical Ad- The hardware address of this device, as seen by remote devices on the Internet.

  • Page 39: Connection Log Messages

    DC-202 xDSL/Cable Broadband router Connection Log Messages Message Description Connect on Demand Connection attempt has been triggered by the "Connect automatically, as required" setting. Manual connection Connection attempt started by the "Connect" button. Reset physical con- Preparing line for connection attempt.

  • Page 40: Connection Details - Fixed/Dynamic Ip Address

    IP Address from the ISP's DHCP Server. "Release" • If an IP Address has been allocated to the DC-202 (by the ISP's DHCP Server), this button will say "Release". Clicking the "Re- lease" button will break the connection and release the IP "Renew"...

  • Page 41: Advanced Features

    DC-202 xDSL/Cable Broadband router Advanced Features Overview The following advanced features are provided. • Advanced Internet • Communication Applications • Special Applications • Multi-DMZ • URL Filter • Access Control • Remote Management • Virtual Servers • Dynamic DNS •...

  • Page 42: Advanced Internet Screen

    An example screen is shown below. Communication Applications Most applications are supported transparently by the DC-202. But some- times it is not clear which PC should receive an incoming connection. This problem could arise with the Communication Applications listed on this screen.

  • Page 43: Special Applications

    If you use Internet applications which use non-standard connections or port numbers, you may find that they do not function correctly because they are blocked by the DC-202's firewall. In this case, you can define the application as a "Special Application".

  • Page 44: Using A Special Application

    DC-202 xDSL/Cable Broadband router Data - Special Applications Screen Check- Use this to Enable or Disable this Special Application as required. Name Enter a descriptive name to identify this Special Application. • Type - Select the protocol (TCP or UDP) used when you receive data Incom- from the special application or service.

  • Page 45: Url Filter

    DC-202 xDSL/Cable Broadband router • If the DMZ feature is enabled, you must select the PC to be used as the "DMZ PC". The "DMZ PC" is effectively outside the Fire- wall, making it more vulnerable to attacks. For this reason, you should only enable the DMZ feature when required.
  • Page 46 DC-202 xDSL/Cable Broadband router Data - URL Filter Screen Filter Strings Current This lists any existing entries. If you have not entered any values, this list will be empty. Entries Add Filter To add an entry to the list, enter it here, and click the "Add" button.

  • Page 47: Access Control

    DC-202 xDSL/Cable Broadband router Access Control This feature is accessed by the Access Control link on the Advanced menu. Overview The Access Control feature allows administrators to restrict the level of Internet Access available to PCs on your LAN. With the default settings, everyone has unrestricted Internet access.
  • Page 48 DC-202 xDSL/Cable Broadband router Data - Access Control Screen Group Group Select the desired Group. The screen will update to display the settings for the selected Group. Groups are named "Default", "Group 1", "Group 2", "Group 3" and "Group 4", and cannot be re- named.

  • Page 49: Group Members Screen

    DC-202 xDSL/Cable Broadband router Block by If Internet access is being blocked, you can choose to apply the blocking only during scheduled times. (If access is not blocked, no Schedule Scheduling is possible, and this setting has no effect.) Define Sched- Clicking this will open a sub-window where you can define or modify the Schedule.

  • Page 50: Default Schedule Screen

    DC-202 xDSL/Cable Broadband router • The "Del >>" button will remove the selected PC (in the Members list) from the current group. • The "<< Add" button will add the selected PC (in the Other PCs list) to the current group.

  • Page 51: Services Screen

    DC-202 xDSL/Cable Broadband router Start Enter the start using a 24 hr clock. Finish Enter the finish time using a 24 hr clock. Services Screen This screen is displayed when the Edit Service List button on the Access Control screen is clicked.

  • Page 52: Access Control Log

    DC-202 xDSL/Cable Broadband router Buttons Delete Delete the selected service from the list. Add a new entry to the Service list, using the data shown in the "Add New Service" area on screen. Cancel Clear the " Add New Service " area, ready for entering data for a new Service.

  • Page 53: Remote Management

    2. In the "Address" bar, enter "HTTP://" followed by the Internet IP Ad- dress of the DC-202. If the port number is not 80, the port number is also required. (After the IP Address, enter ":" followed by the port number.)

  • Page 54: Virtual Servers

    DC-202 xDSL/Cable Broadband router Virtual Servers This feature, sometimes called "Port Forwarding", 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: •...
  • Page 55 DC-202 xDSL/Cable Broadband router This screen lists a number of pre-defined Servers, and allows you to define your own Servers. Details of the selected Server are shown in the "Proper- ties" area. Data - Virtual Servers Screen Servers Servers This lists a number of pre-defined Servers, plus any Servers you have defined.

  • Page 56: Defining Your Own Virtual Servers

    DC-202 xDSL/Cable Broadband router Buttons Defaults This will delete any Servers you have defined, and set the pre- defined Servers to use their default port numbers. Disable All This will cause the "Enable" setting of all Virtual Servers to be set OFF.

  • Page 57: Connecting To The Virtual Servers

    DC-202 xDSL/Cable Broadband router Connecting to the Virtual Servers Once configured, anyone on the Internet can connect to your Virtual Serv- ers. They must use the Internet IP Address (the IP Address allocated to you by your ISP). e.g. http://203.70.212.52 ftp://203.70.212.52...

  • Page 58: Dynamic Dns (Domain Name Server)

    Domain name. 3. Enter your data from www.dyndns.org in the DC-202's DDNS screen. 4. The DC-202 will then automatically ensure that your current IP Address is recorded at http://www.dyndns.org 5. From the Internet, users will be able to connect to your Virtual Servers (or DMZ PC) using your Domain name, as shown on this screen.
  • Page 59 DC-202 xDSL/Cable Broadband router Data - Dynamic DNS Screen DDNS Service DDNS Service • You must register for the service at one of the listed Service Providers. You can reach the Service provider's Web Site by selecting them in the list and clicking the "Web Site"...

  • Page 60: Upgrade Firmware

    DC-202 xDSL/Cable Broadband router Upgrade Firmware The firmware (software) in the DC-202 can be upgraded using your Web Browser. You must first download the upgrade file, then select Upgrade on the Ad- vanced menu. You will see a screen like the following.

  • Page 61: Config File

    You can restore a previously-downloaded configuration file to the DC-202, by uploading it to the DC-202. This screen also allows you to set the DC-202 back to its factory default configuration. Any existing settings will be deleted. An example Config File screen is shown below.

  • Page 62: Pc Database

    "Obtain an IP Address automatically". • The DC-202 uses the "Hardware Address" to identify each PC, not the name or IP address. The "Hardware Address" can only change if you change the PC's network card or adapter.

  • Page 63: Pc Database (Admin)

    DC-202 xDSL/Cable Broadband router Data - PC Database Screen Known PCs This lists all current entries. Data displayed is name (IP Address) type. The "type" indicates whether the PC is connected to the LAN. Name If adding a new PC to the list, enter its name here. It is best if this matches the PC's "hostname".
  • Page 64 • DCHP Client - Reserved IP Address - Select this if the PC is set to be a DCHP client, and you wish to guarantee that the DC-202 will always allocate the same IP Address to this PC. Enter the required IP address. Only the last field is required; the other fields must match the DC-202's IP address.
  • Page 65 MAC is - Enter the MAC address on the PC. The MAC address is also called the "Hardware Address", "Physical Address", or "Net- work Adapter Address". The DC-202 uses this to provide a unique identifier for each PC. Because of this, the MAC address can NOT be left blank.

  • Page 66: Network Diagnostics

    DC-202 xDSL/Cable Broadband router Network Diagnostics This screen allows you to perform a "Ping" or a DNS lookup. These activi- ties can be useful in solving network problems. An example Network Diagnostics screen is shown below. Data - Network Diagnostics Screen...

  • Page 67: Options

    DC-202 xDSL/Cable Broadband router Options This screen allows advanced users to enter or change a number of settings. For normal operation, there is no need to use this screen or change any settings. An example Options screen is shown below.
  • Page 68 But currently, this restriction only applies to users running Windows XP, who access the Properties via UPnP. (e.g. Right - click the DC-202 in My Network Places, and select Properties) MTU (Maximum Transmission Unit) value should only be changed if MTU size advised to do so by Technical Support.

  • Page 69: Security

    DC-202 xDSL/Cable Broadband router Security This screen allows you to set Firewall and other security-related options. Data - Security Screen Firewall If enabled, DoS (Denial of Service) attacks will be detected and Enable DoS blocked. The default is enabled. It is strongly recommended that this Firewall setting be left enabled.
  • Page 70 Respond to and by network monitoring and diagnostic programs. ICMP • If checked, the DC-202 will repond to ICMP packets received from the Internet. • If not checked, ICMP packets from the Internet will be ignored. Disabling this option provides a slight increase in security.

  • Page 71: Logs

    Since only a limited amount of log data can be stored in the DC-202, log data can also be E-mailed to your PC.
  • Page 72 DC-202 xDSL/Cable Broadband router E-Mail Reports Send E-mail If enabled, an E-mail will be sent immediately if a DoS (Denial of Service) attack is detected. If enabled, the E-mail address infor- alert mation must be provided. E-mail Logs You can choose to have the logs E-mailed to you, by enabling either or both checkboxes.

  • Page 73: Macaddress

    • If your ISP has already recorded a MAC Address, you can change the address used by the DC-202 to match the address recorded by your ISP. MAC Address Screen Select MAC Address from the Advanced menu to reach a screen like the example below.

  • Page 74: Routing

    If you don't have other Routers or Gateways on your LAN, you can ignore the "Routing" page completely. • If the DC-202 is only acting as a Gateway for the local LAN segment, ignore the "Routing" page even if your LAN has other Routers. •...

  • Page 75: Static Routing

    For class "C" networks, the default mask is 255.255.255.0 • Gateway IP Address - The IP Address of the Gateway or Router which the DC-202 must use to communicate with the destination above. (NOT the router attached to the remote seg- ment.) •...

  • Page 76: Configuring Other Routers On Your Lan

    It is essential that all IP packets for devices not on the local LAN be passed to the DC-202, 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 DC- 202 as the Default Route or Default Gateway.

  • Page 77: Static Routing - Example

    DC-202 xDSL/Cable Broadband router Static Routing - Example For the DC-202's Routing Table For the LAN shown above, with 2 routers and 3 LAN segments, the DC-202 requires 2 entries as follows. Entry 1 (Segment 1) Destination IP Ad- 192.168.1.0...

  • Page 78: Appendix A Troubleshooting

    Overview This chapter covers some common problems that may be encountered while using the DC-202 and some possible solutions to them. If you follow the suggested steps and the DC-202 still does not function properly, con- tact your dealer for further advice.

  • Page 79: Internet Access

    Some applications do not run properly when using the DC-202. Solution The DC-202 processes the data passing through it, so it is not transparent. Use the Special Applications feature to allow the use of Internet applications which do not function correctly.

  • Page 80: Appendix B Specifications

    DC-202 xDSL/Cable Broadband router Appendix B Specifications Multi-Function DC-202 Broadband Router Model DC-202 Dimensions 140mm(W) * 99mm(D) * 27mm(H) Operating Tem- 0° C to 40° C perature Storage Tempera- -10° C to 70° C ture Network Protocol: TCP/IP Network Interface:...

  • Page 81: Fcc Radiation Exposure Statement

    Appendix B - Specifications user's authority to operate this equipment. (Example - use only shielded interface cables when connecting to computer or peripheral devices). FCC Radiation Exposure Statement This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment.

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