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ADSL Router User Manual

1. Discard Pass ipoal 192 168 1 12 255 255 255 0 210 122 56 35 Save Configuration Upgrade Software Reset Router C Siten TT iweng Figure 6 13 Show IP Packet Filtering Table 6 4 4 Virtual Server 64 Setup the Virtual Sever Setting Configuration gt Advanced gt Virtual Server gt Setup the Virtual Server Setting You can designate virtual servers e g FTP web telnet or mail server on your local network and make them accessible to the outside world The NAT function will translate the internal LAN IP addresses to a single address that is unique on the Internet Protocol Select a protocol used by the virtual server ATM PVC Name Select a PVC used by incoming data TCP Port Enter the service port number The most often used port is listed as below FTP 21 HTTP 80 Telnet 23 SMTP 25 IP Address Specify the inside IP address of the virtual server Chapter 6 Web Configuration TCP IP Port The ADSL Router supports port mapping function It allows you to map certain service such as an FTP server or web server using the private IP address of the virtual server Incoming data packets sent to a specific IP port can be mapped to the port you specify in this filed For example your virtual server runs FTP service on a non standard port 29 instead of on the default port 21 In this case external host will still access the FTP service on the po
2. 33 ADSL Router User Manual 4 2 Configure PC to get IP address from DHCP 34 If your ADSL Router operates as a DHCP server for the client PCs on the LAN you should configure the client PCs to obtain a dynamic IP address Please follow the previous section to install TCP IP component Only that you do not need to specify an IP address when configuring TCP IP properties The following describes the procedures for CPEs to get IP address For Windows 98 On the IP Address tab select Obtain an IP address automatically Then click OK TCP IP Properties Chapter A Setting Up PC on the LAN Windows NT On the IP Address tab click on the drop down arrow of Adapter to select required adapter Enable Obtain an IP address from a DHCP server and then click OK Microsoft TCP IP Properties 1 D Link DFE 530TX PCI Fast Ethemet Adapter When prompted with the message below click Yes to continue 35 ADSL Router User Manual Windows 2000 Enable Obtain an IP address automatically and then click OK Internet Protocol TCP IP Properties x General You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically C Use the following IP address IP address Subriet mask Default gateway Obtain DNS server
3. Routing Protocol This page allows you to utilize Routing Information Protocol RIP on LAN interfaces of your ADSL router Enable RIP on Private Lan Interface Receive Mode RIP Function OFF Transmit Mode RIP Function OFF Enable RIP on Public Lan Interface Receive Mode RIP Function OFF Save Configuration Transmit Mode RIP Function OFF RIP Function OFF Upgrade Software Reset Router EJ scape 6 or above with resolution 800x600 to get best view Use Intemet Explorer 5 0 Net ig Intenet Figure 6 4 Routing Protocol 49 ADSL Router User Manual 6 3 WAN This section shows you how to set up connections over the WAN 6 3 1 DSL Setting Configuration gt WAN gt DSL Setting DSL Line Mode The ADSL Router supports multi mode standard ANSI T1 413 G lite ITU T G 992 2 and G dmt ITU T G 922 1 Choose an appropriate line mode according to the setting of DSLAM in central office The DSL line mode you specify will be applied to the entire ADSL Router unit All ATM PVC profiles created will use the same line mode Consult your ISP to find out which option applies to your DSL line WAN Configuration DSL Setting is ADSL router can support ANSI T1 413 Issue 2 G dmt ITU T G 992 1 and Glite ITU T G 992 2 DSL Line Mode Gdmt z ANSI T1 413 G dmt Gite
4. 57 ADSL Router User Manual 6 4 2 IP Static Routing 58 Setup the Static Route Configuration gt Advanced gt IP Static Routing gt Setup the Static Route A Static IP Routing is a manually defined path which determines the data transmitting route If your local network is composed of multiple subnets you may want to specify a routing path to the routing table This page allows you to add new static IP route or delete modify IP route Select a Static Route Firstly select an existing static route or New Entry to edit its parameters Click Delete if you want to delete it Network IP Address The destination IP address of the netwrok where data packets are to be sent Netmask The subnet mask of the destination IP address Gateway IP address The IP address of the gateway on the LAN where data packets are to be sent This is to be configured only when the LAN interface is configured as route otherwise leave it as 0 0 0 0 Interface Specify whether data packets are to be sent to through LAN or WAN interface ATM PVC Allows you to select a specific ATM PVC profile It can only be configured if you choose WAN on the Interface field above otherwise it is grayed out Chapter 6 Web Configuration Traffic Counter IP Routing Table DHCP Table Save Configuration Upgrade Software Reset Router CONTROL PANE Advanced Configuration IP Static Routing Setup the Static Route This page allows you to
5. Protocol Save Configuration Upgrade Software Reset Router z a El TT et Figure 6 15 Show All Virtual Server Settings 6 5 Status Status feature displays information on many functions It provides you with a easy way to monitor the current status The information can be useful to system administrator if you experience problems Each page under Status feature displays a Refresh button You may click this button to update and display the changes on respective function 6 5 1 DSL Line Connection Status gt Connection gt DSL Line Connection 66 Chapter 6 Web Configuration This page shows the current DSL line connection status Downstream Upstream Speed The downstream upstream speed of DSL line Latency Mode Displays whether a fast or interleaved latency path is specified Trellis coding Indicates trellis coding is enabled or disabled Trellis coding is a method of providing better performance in a noisy environment It helps to transmit at faster line rates with lower error rates thus providing a faster overall throughput in a moderately noisy environment Line Attenuation Indicates the signal attenuation caused by line length It increases with line length and frequency and decreases as wire diameter increases Noise Margin Signal to noise ratio The ratio of good data signal to bad noise on the line expressed in decibels dB Loss of Signal Frame Indi
6. Using Servicing Use only the type of power source indicated on the marking labels Use only the power adapter supplied with the product Do not overload wall outlet or extension cords as this may increase the risk of electric shock or file If the power cord is frayed replace it with a new one Proper ventilation is necessary to prevent the product overheating Do not block or cover the slots and openings on the device which are intended for ventilation and proper operation It is recommended to mount the product with a stack Do not place the product near any source of heat or expose it to direct sunshine Do not expose the product to moisture Never spill any liquid on the product Do not attempt to connect with any computer accessory or electronic product without instructions from qualified service personnel This may result in risk of electronic shock or file Do not place this product on an unstable stand or table Power off and unplug this product from the wall outlet when it is not in use or before cleaning Pay attention to the temperature of the power adapter The temperature might be high After powering off the product power on the product at least 15 seconds later Do not block the ventilating openings of this product When the product is expected to be not in use for a period of time unplug the power cord of the product to prevent it from the damage of storm or sudden increases in rating Do not att
7. ternet Explorer 5 0 Netscape 6 or above with resolution 800x600 to get best view Use In D TI E internet Figure 6 5 DSL Setting 50 Chapter 6 Web Configuration 6 3 2 ATM PVC Setup the ATM PVC Interface Configuration gt WAN gt ATM PVC gt Setup the ATM PVC Interface The ADSL Router supports for Asynchronous Transfer Mode ATM over ADSL To set up connections over the WAN you have to define ATM PVC interface for each remote connection On this page you can specify VPI VCI ATM service type and PCR information etc You are allowed to set up up to 8 PVC interfaces Select an ATM PVC Interface Firstly select an existing ATM PVC interface or New Interface to edit its parameters Click Delete if you want to delete it E ATM Properties ATM PVC Name Enter a name for this ATM PVC profile VPI Virtual Path Identifier Identifies the virtual path between endpoints in an ATM network The valid range is from 0 to 255 VCI Virtual Channel Identifier Identifies the virtual channel endpoints in an ATM network The valid range is from 32 to 4095 1 to 31 is reserved for well known protocols ATM Service Type Currently the ADSL Router supports the UBR Unspecified Bit Rate service type PCR Peak Cell Rate Specify the PCR cells per second Send out an OAM FS Loopback Cell When you are using an ATM encapsulation you can define how often to generate an OAM F5 loopback cell on the virtual circuit It helps y
8. x is between 2 and 254 and Subnet Mask 255 255 255 0 as in figure below TCP IP Properties 192 168 1 100 23 ADSL Router User Manual 24 Step 8 Step 9 When returning to Network window click OK Dial Up Adapter D Link DFE 530TX PCI Fast Ethemet Adapter Clint for Microsoft Networks Wait for Windows copying files Copying Files Step 10 When prompted with System Settings Change dialog box click Yes to restart your computer System Settings Change Q CE wl Chapter4 Setting Up PC on the LAN 4 1 2 For Windows NT Step 1 Click Start point to Settings and then click Control Panel ES Control Panel B Settings faa Step2 Double click the Network icon Control Panel mt a e Accessibility Add Remove Console Date Time Devices i RH e Dial Up Display Fonts Internet Keyboard Monitor song 25 ADSL Router User Manual 26 Step 3 The Network window appears On the Protocols tab Step 4 check out the list of installed network components Option 1 If you have no TCP IP Protocol click Add Option 2 If you have TCP IP Protocol installed go to Step 7 Y NetBEUI Protocol Y NWLink IPX SPX Compatible Transport Y NWLink NetBIOS Highlight TCP IP Protocol and click OK Select Network Protocol 7 NetBEUI Protocol Y NWLink IPX SPX Compatible Transport F Point To Point Tun
9. 1 as the address to enter the web based manager Step 3 Create a PVC e g PVC1 using the IPoA encapsulation type Refer to the section of 3 2 Router Mode for details Step 4 Create a second PVC e g PVC2 using the PPPoE encapsulation type Refer to the section of 3 4 PPPoE NAT Mode for details Step 5 Execute Save and Restart Chapter 4 Setting Up PC on the LAN 4 1 Set up a PC to configure the ADSL Router You can manage the ADSL Router through a web browser based manager ADSL ROUTER CONTROL PANEL The ADSL Router manager uses the HTTP protocol via a web browser to allow you to easily set up and manage the device To configure the device via web browser at least one properly configured PC must be connected to the network either connected directly or through an external hub switch to the LAN port of the device To access the ADSL Router via Ethernet the host computer must meet the following requirements BR With Ethernet network interface E Must have TCP IP installed mM On the same sub network with the ADSL Router E With a web browser installed Internet Explorer 5 x or later The ADSL Router is configured with the default IP address of 192 168 1 1 and subnet mask of 255 255 255 0 As the DHCP server is disabled by default you should assign an IP address to the host PC first for initial configuration Once you finish configuring the ADSL Router as DHCP server the DHCP clients should be able
10. 5 IP Routing Table Status gt IP Routing Table This page shows all the routing rules of data packets going through your ADSL Router if it runs in routing mode 2 ADSL ROUTER Control Panel CONTROL PANEL Status IP Routing Table This page shows all routing rules of data packets going through your router if the router runs in routing mode e g SNAP IP Network IP Gateway IP Interface 2 Address Netmask Address Interface Name Connection Traffic Counter 192 168 1 0 255 255 255 0 192 168 1 1 LAN Private LAN IP Routing Table S DHCP Table 10 251 1 128 255 255 255 240 10 251 1 129 Public LAN 0 0 0 0 0 0 0 0 10 252 10 64 ppp Save Configuration 10 30 0 0 255 255 0 0 192 168 1 3 Private LAN Upgrade Software Reset Router Figure 6 21 IP Routing Table 73 ADSL Router User Manual 6 5 6 DHCP Table 74 Status gt DHCP Table This page shows all DHCP clients who get their IP addresses from your ADSL Router For each DHCP client it shows the Host Name MAC Address IP Address and the Lease Time ADSL ROUTER Control nel rosoft Internet Explorer Status DHCP Table CONTROL PANEL This page shows all clients who got their IP addresses from your router Host Name MAC Address IP Address Lease Time menu 00 80 8 92 11 30 192 168 1 4 00 23 41 55 Save Configuration Upgrade Software Reset Router Figure 6 22
11. It may caused by the lack of memory Action Reboot your ADSL Router and perform the upgrade task again Chapter 9 Specification 9 1 SOFTWARE 9 1 1 ADSL Compliance m ANSI T1 413 Issue II m G 992 1 G DMT m G 992 2 G lite 9 1 2 ATM Features E ATM Forum UNI 3 1 4 0 Permanent Virtual Circuits PVCs E Support up to 8 AALS Virtual Circuit Channels VCCs for UBR and CBR traffic E RFC1483 LLC Encapsulation and VC Multiplexing over AALS HB RFC2364 Point to Point Protocol PPP over AALS WR RFC2225 Classical IP and ARP over ATM E RFC2516 PPP over Ethernet support transparent forwarding and PPPoE Client E OAM F4 F5 End to end Segment loopback cell 9 1 3 Bridging E Supports self learning bridge specified in IEEE 802 1D Transparent Bridging RB Support up to 4000 MAC learning address 9 1 4 Routing E NAT Network Address Translation PAT Port Address Translation let multiple users on the LAN to access the internet for the cost of only one IP address and enjoy various multimedia applications E ALGs Application Level Gateways such as NetMeeting 87 ADSL Router User Manual FTP RealAudio RealVideo CuSeeMe mIRC Quake X Window etc H Multiple Virtual Servers eg Web FTP Mail servers to set up public LAN Servers E REFC1058 RIP v1 RFC1723 RIP v2 BR Static route 9 1 5 Security Features E PAP RFC1334 CHAP RFC1994 for PPP session E Support MAC address traffic filters E Sup
12. No power is supplied to the unit Solid Power is connected to the unit DIAG Diagnosis Green 1 Off Power off or initial self test of ADSL Router is OK 2 Blinking Download or Flash memory upgrade is in progress 3 Solid Indicates initial self test failure or Flash memory programming failure LAN Link Status Green 1 Off Power is off or no Ethernet carrier is present 2 Blinking Ethernet carrier is present and data is going through Ethernet port 3 Solid Ethernet carrier present ADSL Router User Manual LEDs Function Color Description DSL Link Status Green 1 Off Power off 2 Slow blinking ADSL handshaking is in progress 3 Quick blinking ADSL connection training is in progress 4 Solid ADSL connection is OK DATA Data Status Green 1 Off Power is off or no data go through the unit 2 Blinking Data is going through ADSL port 2 1 2 Rear Panel and Connections The following figure illustrates the rear panel of your ADSL Router DSL RJ 11 connector LAN Ethernet 10BaseT RJ 45 connector dh Power switch 16VAC Power connector 2 2 Hardware Connection 2 2 1 Choosing a place for the ADSL Router E Place the ADSL Router close to ADSL wall outlet and power outlet for the cable to reach it easily BR Avoid placing the device in places where people may walk on the cables Also keep it
13. PPP session will be automatically launched whenever the ADSL Router starts up Connect Disconnect These two buttons allow you to connect or disconnect instantly without having to restart or turn off the device To connect or disconnect the line you may just click the corresponding button with having to click Submit button However your customized settings e g enabling Auto Dial Up At Startup will not really take effect until you click Submit button and perform the Save and Restart task E PPPoE Configuration The parameters for PPPoE configuration are generally the same as those of PPPoA The additional parameters are Service Name Enter the name of your PPPoE service here Access Concentrator Enter the access concentrator of your PPPoE service here 53 ADSL Router User Manual 54 Note PPPoA and PPPoE cannot be specified simultaneously on the ADSL Router If you have specify PPPoA as data encapsulation type in one ATM PVC you cannot specify PPPoE in another ATM PVC ADSL ROUTER CONTROL PANEL WAN Configuration Setup ATM PVC This page allows you to add anew ATM PVC interface modify or delete selected ATM PVC interface Select an ATM PVC Interface pelete Bat Properties Connection Traffic Counter P zsrd g zg AIM PVC Name iB OS Jup virtual Path Identifier E min 0 max 255 VCI Virtual Channel Identifier be min 32 max 4095 Sav
14. a static or dynamic one Enable In ARP For IPoA only When you enable the Inverse Address Resolution Protocol In ARP a protocol mapping between an ATM PVC and a network address is learned dynamically as a result of the exchange of ATM Inverse ARP packets Remote IP Address For IPoA only If you do not check the Enable In ARP box a static map is needed You should enter a specified IP address in this field Chapter 6 Web Configuration Note When you initially add a PVC for the IPoA a default routing of 0 0 0 0 is added automatically to the IP Static Routing Since the default routing has been added it will not be added next time you add a PVC If you set up more than one PVC profiles and the first PVC is deleted then you have to manually add the default routing E PPPoA Configuration User Name Password The user name and password to access the remote server or ISP Enable Idle Time Out This value specifies the idle minutes that elapse before the ADSL Route automatically disconnects the PPP session If no traffic is passing through during the span of time your specified the PPP session is terminated Dial On Demand If checked under disconnected status if any client PC sends out request for connection the ADSL Router will dial the ISP automatically In this case if the system administrator wants to disconnect the PPP session just click the Disconnect button Auto Dial up At Startup When enabled a
15. address automatically mO Use the following DNS server addresses Preferred DNS 4 3 Renew IP Address on Client PC There is a chance that your PC does not renew its IP address after the ADSL Router is on line and the PC can not access the Internet Please follow the procedures below to renew PC s IP address 36 Chapter4 Setting Up PC on the LAN 4 3 1 For Windows 98 Step 1 Select Run from the Start menu Windows98 Step 2 Type winipcfg in the dialog box and the click OK Step 3 When the figure below appears click Release and then Renew to get an IP address IP Configuration D Link DFE 530TX PCI Fast Ether F 37 ADSL Router User Manual 4 3 2 For Windows 2000 Step 1 From the Start menu point to Programs Accessories and then click Command Prompt Step 2 Type ipconfig at prompt Then you will see the IP information from DHCP server Step 3 If you want to get a new IP address type ipconfig release to release the previous IP address and then type ipconfig renew to get a new one 38 Chapter4 Setting Up PC on the LAN 4 3 3 For Windows NT4 0 Step 1 Select Run from the Start menu Windows NT Step 2 Type cmd in the dialog box and the click OK ENG space LOK Gg ges Step 3 Type ipconfig at prompt Then you will see the IP information from DHCP server Step 4 If you want to get a new IP address type ipconfig rele
16. an intermediate device for example a router sends an ARP response on behalf of an end node to the requesting host For example if the router receives an ARP request for a host not on the same interface as the ARP sender if the router has all of its routes to that host through other interfaces then it generates a proxy ARP reply packet giving its own local data link address The host that sent the ARP request then sent its packets to the router which forwards them to the intended host Proxy ARP is disabled by default Chapter 6 Web Configuration ADSL ROUTER Control Panel Microsoft Internet Explorer laj xi Be ed wew fens TD D Heak gt OA A Qsearch Favorites CHristory Gye 8 Address J http 10 251 1 129 secure lan shtml z so Links Lan Configuration IP Address Private IP Address IP Address 192 fies P 1 Subnet Mask 255 es fess o E Use Default IP Address and Subnet Mask KR Public IP Address IP Address bn fest fi Wi Subnet Mask ess Ee Ee Fa I Enable ARP Proxy function We D T ip internet Figure 6 2 IP Address 6 2 2 DHCP Function Configuration gt LAN gt DHCP Function The ADSL Router implements a built in DHCP Dynamic Host Configuration Protocol server which dynamically assigns IP addresses and DNS server to the PCs on the LAN DHCP function spares you the hassle
17. away from direct sunshine or heat sources Chapter 2 Hardware Description amp Installation WR Place the device on a flat and stable stand 2 2 2 Connecting the ADSL Router Follow the steps below to connect the related devices Step 1 Step 2 Connecting the ADSL line Connect the DSL port of the device to your ADSL wall outlet with RJ 11 cable ADSL Outlet Connecting a workstation or hub to the LAN port Attach one end of the Ethernet cable with RJ 45 connector to the LAN port of your ADSL Router Option 1 Connect to a PC directly Connect the other end of the cable to the Ethernet port of the client PC ADSL Router User Manual Option 2 Connect to a hub If you want to connect more devices connect the other end to the uplink port of the hub UPLINK ee G 10BaseT Ethernet Hub Chapter 2 Hardware Description amp Installation Step 3 Connecting the power adapter Connect the supplied power adapter to the PWR port of your ADSL Router and the other end to a power outlet Step 4 Turn on the power switch Connecting a POTS Splitter For Full Rate G dmt standard a POTS Splitter is necessary on subscriber s premise to keep the telephone and ADSL signals separated giving them the capability to provide simultaneous Internet access and telephone service on the same line To connect a POTS Splitter 1 Connect the port Phone to your telephone 2 Connect the port Mode
18. of manually assigning a fixed IP address to each PC on the LAN It is probably you already have a DHCP server on your network and you do not enable this function Enable DHCP Server On When you check the box to enable DHCP function you should select which interface Private or Public IP Address to be the DHCP server DHCP lease time Specify the time that a network device can lease a private IP address before the ADSL Router reassigning the IP address By default it is 1 day 0 hour 0 minutes Primary Secondary DNS IP address Set up the IP address of the primary and secondary DNS Domain Name System server The DNS server address will be passed to the DHCP clients along with the IP address The DHCP clients use the DNS to map a domain name to its corresponding IP address and vice versa 47 ADSL Router User Manual 48 If DNS IP is left as 0 0 0 0 then you should specify the DNS on each client PC Reserved IP Addresses You may reserve some private IP addresses for certain purpose e g web FTP server or the client PCs that do not use DHCP To reserve an IP address select it from the IP Address Available pool and then click on the right arrow button To de select an IP reserved address select it from the Reserved IP Address pool and then click on the left arrow button aosi BBE Spurse CONTROL PANEL LAN Configuration DHCP Function This page allows you to enable DHCP server on LAN interface and
19. service from your broadband service provider According to the service type you subscribe you will get various IP addresses Dynamic IP If you apply for dial up connection you will be given an Internet account with username and password You will get a dynamic IP by dialing up to your ISP Static IP address If you apply for full time connectivity you may get either one static IP address or a range of IP addresses from your ISP The number of IP addresses varies according to different ADSL service provider ADSL Router User Manual 1 2 3 Requirements for PC on the LAN Single PC 2 5 PCs More than 5 PCs E PC E PC E PC E 10 100Base T Winsows 98 2000 NT Winsows 98 2000 NT NIC WR 10 100Base T NIC WR 10 100Base T NIC E Hub E Hub E 10Base T UTP E 10Base T UTP network network cable cable E Firewall or a PC router with NAT function Additional Requirement on client PC For Bridge mode and use PPPoE E DUN Dial up Network version 1 3 or later E PPPoE software Windows 95 98 CD is required during PPPoE installation Chapter 2 Hardware Description amp Installation 2 1 Physical Outlook 2 1 1 Front Panel The following illustration shows the front panel of the ADSL Router DSL LED Indicators The ADSL Router is equipped with five LEDs on the front panel as described in the table below from left to right LEDs Function Color Description PWR Power Green Off
20. 8 1 x x is between 2 and 254 and the gateway as 192 168 1 1 to be on the same subnet with the ADSL Router whose default IP address is 192 168 1 1 Step 2 Start up your browser and type 192 168 1 1 as the address to enter the web based manager Step 3 Go to Configuration gt WAN gt ATM PVC gt Setup ATM PVC and add a new ATM PVC interface Enter the VPI VCI values provided by your ISP and select the encapsulation type as LLC_SNAP Bridge or VC_MUX Bridge Then click Submit Step4 Then execute Save and Restart Step 5 Install PPPoE client software on the client PCs and launch the application to dial up to the ISP Step 6 When the connection is established the client PCs can access the Internet 3 2 Router Mode E PC s 12 Default Private IP 192 168 1 1 for Management ADSL Ge Hub Router Loop STM 1 SE Re Ges ee ISP BRAS Ba Public IP s DSLAM Pre assigned wey by ISP NAT emm L J RADIUS Server IP over ATM BRAS Broadband Remote Access Server Description In this deployment environment we make up a private IP network of 192 168 1 1 NAT function is enabled on ADSL Router or use another NAT box connect to hub to support multiple clients to access the Router and some public servers WWW FTP Chapter 3 Select A Connection Mode If you apply for multiple IP addresses from your ISP you can assign these public IP addresses to the ADSL Router and pu
21. ADSL Router User Manual ADSL Router User Manual No part of this publication may be reproduced in any form by any means without the prior written permission Other trademarks or brand names mentioned herein are trademarks or registered trademarks of their respective companies May 2001 Rev01 Contents Safety Instructions Chapter 1 Introduction seesesoosseseosoesessossesoosseseosoesessossesoesoesossoesessossesoesse 1 Te OVERVIEWS vs cerita odes eels eee BOS ALOR AS RAS ees 1 RIL VE 1 1 2 Before Ne Starte ue IEN EEN eal 2 LI Package Contents vios correrse eiernes sages dase ien iano is 2 1 2 2 Subscription for ADSL Service 000 ee cee cesecesecesecseeeseeeneeenes 3 1 2 3 Requirements for PC on the LAN 4 Chapter 2 Hardware Description amp Installation sssssscsssssesseeees 5 2 1 Physical Outlook 5 SEL Hront Patiel c sccsssreverscruhigessctovnece det geseet E k 3 2 1 2 Rear Panel and Connections ssssesssesssesssesesressrrsseeeresereserrsees 6 2 2 Hardware Connecton nenei eae rii a iioi 6 2 2 1 Choosing a place for the ADSL Router eee eeeeeeeeeeeee 6 2 2 2 Connecting the ADSL Router eee eeceeeeeceeeeeeeceseenseenaes 7 Chapter 3 Select A Connection Mode cssccsccscscssessscsesessscesessscssses 11 3 l Bridge Mode az aier tac ssgetage sect ee EES 11 3 2 Rotter Mode fs eseceieve chants cocnsaesud Ee ANE ed Eege 12 3 3 PPPoA NAT Mode 14 3 4 PPPoE NAT Mode 15 3 5 M
22. DHCP Table Chapter 6 Web Configuration 6 6 Tools 6 6 1 Save Configuration Tools gt Save Configuration Whenever you specify or modify a parameter your customizations will be currently effective after clicking Submit However you should perform the Save amp Restart task to have current settings take effect By clicking Save new settings are saved to the flash memory of the ADSL Router Do not turn off the ADSL Router during saving configuration Note After clicking Save you have to go to Tools gt Reset Router page to perform the Restart task ADSL ROUTER Control Panel Microsoft Internet Explorer Eie Edt View Favorites Tools Help Tools Save configuration This page will allow you to save all current configuration settings to non volatile memory Please wait for several seconds to complete this process WARNING DO NOT turn off your ADSL router during saving configuration SI Use Intemet Explorer 5 0 Netscape B or above wih escluion 800600 to gelBestview Wiweng Figure 6 23 Save configuration 75 ADSL Router User Manual 6 6 2 Upgrade Software 76 Tools gt Upgrade Software The ADSL Router supports the upgrading by using TFTP Trivial File Transfer Protocol The original configuration will still exist and not reset to the factory defaults To transfer the firmware file follow the steps below 1 Enter the IP address of the TFTP server 2 Enter the file name of th
23. DSL ROUTER Control Panel Microsoft Internet Explorer Status Traffic Counter User Data This page shows the record of data going through your ADSL router LE LAN Interface Clear Refresh 1999517 Sent Packets 13215 Sent Bytes Received Packets 8621 Received Bytes 718732 DS WAN Interface Sent Packets Sent Bytes Save Configuration Received Packets 0 Received Bytes 0 Upgrade Software Reset Router Figure 6 19 User Data 71 ADSL Router User Manual 72 ATM OAM Cell Status gt Traffic Counter gt ATM OAM Cell This page shows the records of ATM OAM loopback cells going through your ADSL Router Sent Packets Indicates the packets sent out by the ADSL Router Received Packets Indicated the packets received from remote end excluding the echoing back cells ADSL ROUTER Control Panel Microsoft Internet Explorer Status Traffic Counter ATM OAM Cell This page shows the record of ATM OAM loopback cells going through your ADSL router F4 Traffic End to End Loopback Cell Segment Loopback Cell D D 0 D Sent Packets Received Packets F5 Traffic End to End Loopback Cell Save Configuration paride ee Sent Packets 10 Ei GO T Received Packets o H Segment Loopback Cell Figure 6 20 ATM OAM Cell Chapter 6 Web Configuration 6 5
24. ED KKKEKKEK B Data Encapsulation Encapsulation Type I IP Configuration e Specified Local WAN IP Address 8 Fixed WAN IP Address p Ek E Dynamic WAN IP Address M Enable Network Address Translation NAT D PPPoA Configuration User Name linda Password Ee I Enable Idle Time Out If there are no data traffic during minutes this PPP session will be terminated T Dial On Demand Auto Dial Up At Startup Figure 6 7 Setup ATM PVC PPPoA 55 ADSL Router User Manual Z ADSL ROUTER Control Panel Microsoft Internet Explorer E http 192 168 1 1 SOS RBS Pour eer CONTROL PANEL WAN Configuration Setup ATM PVC This page allows you to add a new ATM PVC interface modify or delete selected ATM PVC interface Select an ATM PVC Interface ME etete D au Properties ATM PVC Name Jpppoe VPI Virtual Path Identifier i _ min 0 max 255 VCI Virtual Channel Identifier ba _ min 32 max 4095 Save Configuration Upgrade Software ATM Service Type uBR Unspecified Bit Rate E Reset Router PCR Peak Cell Rate Fang cell per second Send out an OAM F5 Loopback Cell every fio seconds M End to End KR Segment Loopback Location ID kikike E E 16 bytes D Data Encapsulation Encapsulation Type Bip Configuration W Specified Local WAN IP Address C Fixed WAN IP Address b a0 In Ai E Dynamic WAN IP Address M E
25. SL Router composes the WAN interface which supports PPP or RFC 1483 connecting to another remote DSL device NAT Network Address Translation IP Address NAT is an Internet standard that translates a private IP within one network to a public IP address either a static or dynamic one NAT provides a type of firewall by hiding internal IP addresses It also enables a company to use more internal IP addresses If the IP addresses given by your ISP are not enough for each PC on the LAN and the ADSL Router you need to use NAT With NAT you make up a private IP network for the LAN and assign an IP address from that network to each PC One of some public addresses is configured and mapped to a private workstation address when accesses are made through the gateway to a public network For example the ADSL Router is assigned with the public IP address of 168 111 2 1 With NAT enabled it creates a Virtual LAN Each PC on the Virtual LAN is assigned with a private IP address with default value of 192 168 1 2 to 192 168 2 254 These PCs are not accessible by the outside word but they can communicate with the outside world through the public IP 168 111 2 1 Private IP Address Private IP addresses are also LAN IP addresses but are Chapter 7 Configuration Parameters considered illegal IP addresses to the Internet They are private to an enterprise while still permitting full network layer connectivity between all hosts inside an enterp
26. The default routing entry is added by system automatically when a PVC is created for the first time Step 5 Execute Save and Restart Note If you have multiple PCs on the LAN you may enable DHCP function on the private or public IP address The ADSL Router implements a built in DHCP server which assigns IP addresses to the clients PCs on the LAN 3 3 PPPoA NAT Mode 14 Default Private IP Dynamic Public IP 192 168 1 3 192 168 1 1 assigned by BRAS C ADSL E e Router Loop STM 1 PPP NAT BRAS DHCP on DSLAM Private LAN Bi PC s AAAT 192 168 1 2 k gt RADIUS Server PPP over ATM BRAS Broadband Remote Access Server Description In this deployment environment the PPPoA session is between the ADSL WAN interface and BRAS The ADSL Router gets a public IP address from BRAS when connecting to DSLAM The multiple client PCs will get private IP address from the DHCP server enabled on private LAN The enabled NAT mechanism will translate the IP information for clients to access the Internet Configuration Step 1 Choose a client PC and set the IP as 192 168 1 x x is between 2 and 254 and the gateway as 192 168 1 1 to be Chapter 3 Select A Connection Mode on the same subnet with the ADSL Router whose default IP address is 192 168 1 1 Step 2 Start up your browser and type 192 168 1 1 as the address to enter the web based manager Step 3 Go to Configuration
27. add a new static route modify or delete selected static route Select a Static Route a elete ID Network IP Address Netmask Gateway IP Address Interface ATM PVC Figure 6 10 Setup the Static Route 59 ADSL Router User Manual Show Static Routing Table Configuration gt Advanced gt IP Static Routing gt Show Static Routing Table The routing table on this page shows all current static routes configured in your ADSL Router CONTROL PANEL Advanced Configuration IP Static Routing Show Static Routing Table This page shows all current static routes configured in your ADSL router Address Address Bou Name 1 10 30 0 0 255 255 0 0 192 168 1 3 LAN Private LAN ID Ss IP Notmack Gateway IP Interface Connection ma 2 0 0 0 0 0 0 0 0 0 0 0 0 ATMPVC ipoal IP Routing Table DHCP Table Save Configuration Upgrade Software Reset Router Figure 6 11 Show Static Routing Table 60 Chapter 6 Web Configuration 6 4 3 IP Packet Filtering The ADSL Router uses filters to determine if a package should be passed You can specify your filter rule on the source side and destination side Up to 16 filters are allowed Setup the IP Packet Filter Configuration gt Advanced gt IP Packet Filtering gt Setup the IP Packet Filter This page allows you to add a new IP packet filter modify or delete selected IP packet filter T
28. ase to release the previous IP address and then type ipconfig renew to get a new one 39 Chapter 5 Web Configuration Overview 5 1 Using Web Based Manager Once your host PC is properly configured as described in 4 1 Set up a PC to configure the ADSL Router please proceed as follows 1 Start your web browser and type the private IP address of the ADSL Router in the URL field 192 168 1 1 After connecting to the device you will be prompted to enter username and password By default the username is admin and the password is private If you login successfully the main page of ADSL ROUTER CONTROL PANEL appears From now on the ADSL Router acts as a web server sending HTML pages forms on your request You can fill out these pages forms and submit them to the ADSL Router 5 2 Outline of Web Manager The home page of the ADSL ROUTER CONTROL PANEL is composed of 3 areas BR Title It indicates the title of this management interface E Main Menu It displays a list of menu organized under four headings System Configuration Status and Tools System When you first enter the web manager the System page is displayed in the main window It shows the basic information of your ADSL Router Configuration It displays the configuration categories of the ADSL Router including LAN WAN and Advanced settings Status Displays the current status of the ADSL Router Tool Allows you to perform the tasks includ
29. blic server e g Web or FTP server Typically the first IP is network address the second is used as router IP address and the last one is subnet broadcasting Other remaining IP addresses can be assigned to PCs on the LAN For example You are given the IP addresses 10 251 2 0 10 251 2 7 Then 10 251 2 0 is network IP address 10 251 2 1 is assigned to router IP address 10 251 2 7 is subnet broadcasting 10 251 2 2 10 251 2 6 can be assigned to public servers on the LAN Configuration Step 1 Choose a client PC and set the IP as 192 168 1 x x is between 2 and 254 and the gateway as 192 168 1 1 to be on the same subnet with the ADSL Router whose default IP address is 192 168 1 1 Step 2 Start up your browser and type 192 168 1 1 as the address to enter the web based manager Step 3 Go to Configuration gt WAN gt ATM PVC gt Setup ATM PVC Select the encapsulation type as IPoA Enter the public IP address in Specify local WAN IP address section Then click Submit Or Go to Configuration gt LAN gt IP Address and enter the public IP address Then click Submit Step 4 Go to Configuration gt Advanced gt IP Static Routing gt Show Static Routing Table check the default route entry as below Network IP Address 0 0 0 0 Netmask 0 0 0 0 Interface ATM PVC Interface Name IPOA1 The name of ATM PVC changes according to your setting in Setup ATM PVC page on step 3 ADSL Router User Manual Note
30. bove with 1 1 E trternet Figure 6 12 Setup the IP packet filter Show IP Packet Filtering Table Configuration gt Advanced gt IP Packet Filtering gt Show IP Packet Filtering Table This page shows the information of existing filtering rules including Interface Name the IP address and subnet mask on both source side and destination side the port and the protocol You can monitor the filtering table by selecting a certain interface or All to show all the filtering rules To view the filter rules of outgoing traffic you should select the WAN IP interface To view the filter rules of incoming traffic you should select the LAN IP interface 63 ADSL Router User Manual ADSL ROUTER Control Panel Microsoft Internet Explorer Eile Edt View Favorites Tools Help le gt derail ER ee jee Address J hitp 7 192 168 1 1 secure showipf shtml Zap Advanced Configuration IP Packet Filtering Show IP Packet Filtering Table This page shows all current IP packet filtering rules for selected interface Select the Interface TE Destination Subnet Mask 255 255 255 0 255 255 255 240 255 255 255 0 Source IP Address Subnet Mask 192 168 1 6 255 255 255 0 10 251 1 130 255 255 255 240 Protocol If True if False IP Address 192 168 1200 10 251 1 135 Interface NAME Private Lan Public Lan Discard Discard Pass Pass
31. cates the loss of signals or frames detected CRC Error Cyclic Redundancy Checksum generated Error second Second The accumulated seconds of the seconds during which packet error message occur System Uptime The time from system startup 67 ADSL Router User Manual ADSL ROUTER rol Panel Microsoft Internet Explorer Status DSL Line Connection This page shows current DSL line connection status Line Mode G dmt Line State Show Time Downstream Speed 7616 Kbps IP Routing Table DHCP Table Upstream Speed 1024 Kbps Latency Mode Interleave Downstream Interleave Upstream Trellis Coding Enable Line Attenuation 0 dB Noise Margin 17 dB Loss of Signal 0 Loss of Frame 0 CRC Error 2 Error Second Second 1 seconds System Uptime 00 02 13 32 EI EI emet Explore 5 0 Netscape 6 or above wih resolation GOOGOOtogetbestview Uselnt i Wiwemg Figure 6 16 DSL Line Connection 68 Chapter 6 Web Configuration 6 5 2 ATM PVC Connection Status gt Connection gt ATM PVC Connection This page shows all the ATM PVC interfaces you defined For each ATM PVC interface it shows the parameter you defined for ATM PVC name VPI VCI values Encapsulation Type and NAT IP It also shows the packets sent received and its status L ROUTER Control Panel Microsoft Internet Explorer Status ATM PVC Connection This pag
32. d receiving of RIP packets over Ethernet UDP User Datagram Protocol UDP is a connectionless transport service that dispenses with the reliability services provided by TCP UDP gives applications a direct interface with IP and the ability to address a particular 81 ADSL Router User Manual 82 application process running on a host via a port number without setting up a connection session Virtual Server You can designate virtual servers e g a FTP web telnet or mail server on your local network and make them accessible to the outside world A virtual server means that it is not a dedicated server that is the entire computer is not dedicated to running on the public network but in the private network VPI Virtual Path Identifier amp VCI Virtual Channel Identifier A VPI is a 8 bit field while VCI is a 16 bit field in the ATM cell header A VPI identifies a link formed by a virtual path and a VCI identifies a channel within a virtual path In this way the cells belonging to the same connection can be distinguished A unique and separate VPI VCI identifier is assigned in advance to indicate which type of cell is following unassigned cells physical layer OAM cells metasignalling channel or a generic broadcast signaling channel Your ISP should supply you with the values Chapter 8 Troubleshooting If the suggested solutions in this section do not resolve your issue contact your system administrator or Int
33. e Configuration Upgrade Software ATM Service Type uBR Unspecified Bit Rate z Reset Router PCR Peak Cell Rate jeooo cell per second F Send out an OAM F5 Loopback Cell every i seconds I End to End g Seu Ge D ik ik i it i fk fr Saige KKKKKKKK D Data Encapsulation Encapsulation Type IPoA LLC_SNAP Bridge Bip Configuration VC_MUX Bridge F Specified Local WAN IP Se PPPoA PPPoE Fixed WAN IP Address ho Ph ha Subnet Mask fess fess Fee ba C Dynamic WAN IP Address M Enable Network Address Translation NAT T Enable In ARP Remote IP Address fc fer KT Submie ance Figure 6 6 Setup ATM PVC IPoA Chapter 6 Web Configuration Z ADSL ROUTER Control Panel Microsoft Internet Explorer Less CONTROL PANEL WAN Configuration Setup ATM PVC This page allows you to add anew ATM PVC interface modify or delete selected ATM PVC interface Select an ATM PVC Interface Welete DS ATM Properties ATM PYC Name ker VPI Virtual Path Identifier p min 0 max 255 VCI Virtual Channel Identifier be min 32 max 4095 ATM Service Type uBR Unspecified Bit Rate E PCR Peak Cell Rate Fe cell per second M Send out an OAM F5 Loopback Cell every F seconds E End to End l T Segment Loopback Location ID EJ Ik I kE K k E E GER
34. e shows all ATM PVC connections in your ADSL router Encapsulation io NATIP Status IPoA 10 251 1 129 Active LLC_SNAP Bridge N A Active PPPoE 10 251 1 129 Active Figure 6 17 ATM PVC Connection 69 ADSL Router User Manual 6 5 3 PPP Connection Status gt Connection gt PPP Connection This page shows all the PPPoA or PPPoE connections of your ADSL Router In Local WAN IP field it displays either a fixed IP or dynamic IP obtained from DSLAM according to your configuration The information on Phase State and On Line Time help you verify the connection to the DSLAM Status PPP Connection This page shows the status of all PPPoA or PPPoE connections in your ADSL router D PPPoA Connection KS Local Remote On Line ch ATM PVC war 1 WANIP Time Traffic Counter 1 ppp 10 252 108 1031 210 ros e 00 11 IP Routing Table DHCP Tabie D PPPoE Connection Save Configuration Ch ATM PVC SE Upgrade Software Reset Router Figure 6 18 PPP Connection 70 Chapter 6 Web Configuration 6 5 4 Traffic Counter User Data Status gt Traffic Counter gt User Data This page shows the records of data going through the LAN and WAN interface For each interface cumulative totals are displayed for Sent Received Packets and Sent Received Bytes By clicking Clear all the records will be reset 28 A
35. e software image 3 Click Upgrade Note 1 Before upgrading firmware make sure TFTP server is running 2 After clicking Upgrade you don t have to click Save amp Restart The unit will automatically reboot 3 Do not interrupt the upgrade process otherwise it might cause damage to your ADSL Router ADSL ROUTER Control Panel Microsoft Internet Explorer Eie Edt View Favorites Tools Help Tools Upgrade Software This page will allow you to upgrade your router s software Please specify the IP address of the TFTP server used for software upgrades and the file name of the software image to be loaded into your router WARNING During software upgrades please DO NOT turn off the router IP Address of TFTP Server 192 fes fi 6 File Name of Software Image rta020v060 bin Result N A a E Use Intemet Explorer 5 0 Netscape 6 or above with resolution 800x600 to get best view E E neme Figure 6 24 Upgrade Software Chapter 6 Web Configuration 6 6 3 Reset Router Tools gt Reset Router After clicking Save you should click Restart to have new settings take effect After restarting you should wait for several seconds to let the system come up When restarting the system your brower session will be disconnected This may appear as if you browser is hungup Please wait until the device finish restarting When the device finish restarting the
36. ecute Save and Restart 3 5 Multiple PVCs Mode 128 12 0 0 ISP a Service PVC2l R A PPPoE Aggregator outer pw tee ee PVCia Se IPoA DSLAM 140 196 0 0 Public IP s Pre assigned by ISPs RADIUS Server Description As this ADSL Router supports a maximum of 8 PVCs in the ADSL loop you are allowed to configure up to 8 logical channels in one physical loop You can use mixed encapsulation types by applying them to different PVCs However only one PPPoA or PPPoE can exist in the 8 PVCs In this deployment model the PVC1 is configure as IPoA encapsulation type therefore the system will add a routing entry to routing table automatically The PVC2 is configured as PPPoE encapsulation type the system will also create a routing entry When the system starts up it will connect to CO site through the PVCs according to the sequence they are created Therefore the 16 Chapter 3 Select A Connection Mode default route will be the last PVC you created You can also modify the default route manually from the Setup the Static Route function The traffic from CPE side will be sent to different PVCs according to the routing rules Configuration Step 1 Choose a client PC and set the IP as 192 168 1 x x is between 2 and 254 and the gateway as 192 168 1 1 to be on the same subnet with the ADSL Router whose default IP address is 192 168 1 1 Step 2 Start up your browser and type 192 168 1
37. empt to disassemble or open covers of this unit yourself Nor should you attempt to service the product yourself which may ADSL Router User Manual void the user s authority to operate it Contact qualified service personnel under the following conditions If the power cord or plug is damaged or frayed If liquid has been spilled into the product If the product has been exposed to rain or water If the product does not operate normally when the operating instructions are followed If the product has been dropped or the cabinet has been damaged If the product exhibits a distinct change in performance Chapter 1 Introduction 1 1 Overview Thank you for purchasing the Asymmetric Digital Subscriber Line ADSL Router With the asymmetric technology this device runs over standard copper phone lines and provides a downstream rate at up to 8 Mbps and upstream rate at up to 1 Mbps In addition ADSL allows you to have both voice and data services in use simultaneously all over one phone line Equipped with 10Base T Ethernet LAN interface this ADSL Router can be connected to a LAN or a single Ethernet equipped PC A built in dynamic host configuration protocol DHCP server automatically assigns IP addresses to PCs on the LAN and with Network Address Translation NAT these PCs can communicate with the outside world with only one public IP This ADSL Router provides an ideal Internet access solution for the corporate environme
38. ernet service provider 8 1 Problems with LAN 1 PCs on the LAN can not get IP addresses from the ADSL Router The chances are that the interface used as DHCP server is modified and the client PCs do not renew IP addresses If your DHCP server is enabled on Private IP Address previously and you modify the interface to Public IP Address the client PCs should renew IP addresses 2 The PC on the LAN cannot access the Web page of the ADSL Router Check that your PC is on the same subnet with the ADSL Router 8 2 Problems with WAN You cannot access the Internet a If your ADSL Router is set to routing mode and you use private IP addresses on the LAN go to WAN Configuration gt ATM PVC gt Setup the ATM PVC Interface page Make sure that Enable network address Translation NAT is checked b Check the IP settings Go to LAN Configuration gt IP Address page ensure you specify IP address on Public IP Address field Or go to WAN Configuration gt ATM PVC gt Setup the 83 ADSL Router User Manual ATM PVC Interface page ensure you specify IP address on Specified Local WAN IP address field c Check the physical connection between the ADSL Router and the LAN If the DSL LED on the front panel is off or keeps blinking there may be problem on the cable connecting to the ADSL Router At the DOS prompt ping the IP address of the ADSL Router e g ping 192 168 1 1 If the following response occurs Rela
39. et is discarded Go to next filter A matching packet goes to next filter in sequence Example You want to control certain traffic leaving from your LAN to certain destination From 192 168 1 2 to 210 122 56 35 From 192 168 1 9 to 140 113 1 9 From 192 168 1 7 to 130 3 1 11 Then you may set your filter rule as below Source IP Destination IP If true lf false 192 168 1 2 210 122 56 35 Discard Go to next filter 192 168 1 9 140 113 1 9 Discard Go to next filter 192 168 1 7 130 3 1 11 Discard Pass Then the packets matching the criteria will be blocked those beyond these filtering rules can pass through the ADSL Router Chapter 6 Web Configuration VQ ADSL ROUTE s ERR lf Edt Help Adress E hitp 77192 168 1 1 SS Advanced Configuration IP packet filtering Setup the IP packet filter This page allows you to add a new IP packet filter modify or delete selected IP packet filter The IP packet filtering rule is applied to specified PVC only Select an IP Packet Filter ID 3 z ID Interface Name Source IP Address Source Subnet Mask ee Destination IP Address Reset Router Destination Subnet Mask Destination TCP IP Port Protocol Type If TRUE Then If FALSE Then Go to next filter resolution 800600 to get best view Use Intenet Explorer 5 O Netecape 6 or a
40. gt WAN gt ATM PVC gt Setup ATM PVC Select the encapsulation type as PPPoA and fill in the User Name and Password filed Then click Submit Step 4 Execute Save and Restart 3 4 PPPoE NAT Mode Default Private IP 192 168 1 3 192 168 1 1 C ADSL Router Loop BH STM 1 g PPPoE NAT BRAS DHCP on DSLAM PC s Private LAN ay 192 168 1 2 k RADIUS Server PPP over Ethernet BRAS Broadband Remote Access Server Description In this deployment environment the PPPoE session is between the ADSL WAN interface and BRAS The ADSL Router gets a public IP address from BRAS when connecting to DSLAM The multiple client PCs will get private IP address from the DHCP server enabled on private LAN The enabled NAT mechanism will translate the IP information for clients to access the Internet Configuration Step 1 Choose a client PC and set the IP as 192 168 1 x x is between 2 and 254 and the gateway as 192 168 1 1 to be on the same subnet with the ADSL Router whose default IP address is 192 168 1 1 ADSL Router User Manual Step 2 Start up your browser and type 192 168 1 1 as the address to enter the web based manager Step 3 Go to Configuration gt WAN gt ATM PVC gt Setup ATM PVC Select the encapsulation type as PPPoE and fill in the User Name and Password filed You may leave the Service Name and Access Concentrator filed empty Then click Submit Step 4 Ex
41. icked your customizations will only be stored to the DRAM If you do not execute Save amp Restart the customizations will not take effective next time your reboot 43 ADSL Router User Manual 44 the ADSL Router Save amp Restart button When Save is clicked your customizations will be saved to the flash memory After clicking Restart your customizations take effect Chapter 6 Web Configuration 6 1 System This page shows the basic information of your ADSL Router including the standard compliant hardware board software version etc It provides a general overview of your ADSL Router Z ADSL ROUTER Control Panel Eie Edit View Favorites Tools Help oft Internet Explorer Heak gt O A Qsearch yravorites CBristory Ze B Address E heep 192 166 System The page provides the basic information of your ADSL router Abst Route Standard Compliant ANSI T1 413 issue 2 ITU G 992 1 G 992 2 G 994 1 Hardware Board CPU Helium DSL Globespan 7070 174 Annex A 033 Software Version 1 2 0 0 MAC Address 00 90 96 05 978e CPE end Interface 10 Mb Ethernet ATM Supported F4 FS cells Loopback Up to 8 PVCs UBR and CBR traffic shaping OAM Data Encapsulation LLC SNAP Bridge VC Multiplexing Bridge IPoA PPPoA PPPoE client Software Features 202 1d Transpare
42. ing saving 41 ADSL Router User Manual configuration upgrading and resetting You can move the mouse cursor over the sub menu to display the hierarchy popup menu Clicking on each of the item will bring out its content in main window accordingly Connection v Traffic Counter IP Routing Table DHCP Table Save Configuration Upgrade Software Reset Router E Main Window It is the current workspace of the web management containing configuration or status information 5 2 1 Hierarchic Tree of Configuration Menu The following is the hierarchic tree of configuration feature E System E Configuration LAN e IP Address e DHCP Function e Routing Protocol WAN e DSL Setting e ATM PVC Setup the ATM PVC Interface Advanced e Administrative Security 42 Chapter 3 Web Configuration Overview e IP Static Routing Setup the Static Route Show Static Routing Table e IP Packet Filtering Setup the IP Packet Filter Show IP Packet Filtering Table e Virtual Server Setup the Virtual Server Setting Show All Virtual Server Settings E Status Connection e DSL Line Connection ATM PVC Connection e PPP Connection Traffic Counter e User Data e ATM OAM Cell IP Routing Table DHCP Table E Tool Save Configuration Upgrade Software Reset Router 5 3 To Have the New Settings Take Effect The ADSL Router uses the following mechanism to enable new settings 1 Submit button When Submit is cl
43. m to your ADSL Router 3 Connect the port Line to the ADSL wall jack The figure below illustrates a typical connection with POTS Splitter connected ADSL Router User Manual DSL LAN 16V AC i o Switch PWR Power Outlet 10 Chapter 3 Select A Connection Mode Prior to configure the ADSL Router you must decide whether to configure the ADSL Router as a bridge or as a router This chapter presents some deployment examples for your reference Each mode includes its general configure procedures For detailed Web configuration refer to Chapter 6 Web Configuration E Bridge Mode E Router Mode E PPPoA NAT Mode E PPPoE NAT Mode E Multiple PVCs Mode 3 1 Bri idge Mode Default Private IP PC s 192 168 1 1 ae Bridge Mode Loop STM 1 f PPPoE Client es S W d ADSL d BRA Router DSLAM S Public IP assigned 7 by BRAS eae J RADIUS l Server PPP over Ethernet BRAS Broadband Remote Access Server Description In this example the ADSL Router acts as a bridge which bridging PPP session over Ethernet from the LAN Therefore it does not require a public IP address It only has a default private IP address 192 168 1 1 for management purpose Client PCs on the LAN should be equipped with PPPoE software to get public IP address from BRAS 11 ADSL Router User Manual Configuration Step 1 Choose a client PC and set the IP as 192 16
44. n ii cccevcascsecsvecsvenseessncesodeebenivensdooseacvaeesvens 66 6 5 2 ATM PVC Conpecpon e aigein a eian 69 6 9 3 NEE e E 70 6 3 4 Trafic Counter aein EE EE 71 6 5 5 IP Routing Table sirere nerro 73 6 3 6 DHCP Table sic ci atti can tA ea AT 74 OO E 75 6 6 1 Save Confteuranon cece eeeecceeseceecsseceeceecaeeeseeeeeeeeeeeeees 75 6 6 2 Upgrade SoftWare ies SdeckeEdedeee iedh tre Sdt eedied 76 6 6 3 Reset Reuter Cu a n an E E E E E e 77 Chapter 7 Configuration Parameters ssssssesssssssssssessessessssersevees 79 Chapter 8 Troubleshooting ccccsscssscscssscsscccsesssessecsscssscsssesssseeseeees 83 SL Problems with LAN i sccic ccscesscadecssssscosnsveestessosts Ean O ET EEr REER EE coves 83 8 2 Problems with WAN 83 8 3 Problems with Upgrading eee eeceeecesecesecnsecaeecaeecaeeeaeeeneees 84 Contents Chapter 9 Specification ccscssscssscsscssccscccesssscsscsssssssessssssssssssesesees 87 9 T SOFTWARE Ee ties hind adits eaded hans an lei neater AERES 87 9 1 1 ADSL Comphancee siisii esep Enri ENEE 87 9 1 2 ATM EE 87 9 1 3 Brid Sin Tea eari arar EE EERSTEN 87 E WEE 87 9 1 5 Security Features 88 9 1 6 Configuration and Management 0 0 0 ee eee ceseeesecseecseeeneeeneees 88 RE KEE 88 9 21 e 88 9 2 2 Regulatory Approvals and Compliance 00 0 eee eeeeeeeeeeee 88 9 2 3 Power Requirement and Operation Environment Requirement 88 KE RUE 89 iii Safety Instructions Installing a
45. nable Network Address Translation NAT D PPPoE Configuration User Name Password Service Name Access Concentrator T Enable Idle Time Out If there are no data traffic during o minutes this PPP session will be terminated T Dial On Demand M Auto Dial Up At Startup Figure 6 8 Setup ATM PVC PPPoE 56 Chapter 6 Web Configuration 6 4 ADVANCED 6 4 1 Administrative Security Configuration gt Advanced gt Administrative Security For administration security specify required User Name and Password It limits this web based manager access to users with the correct password By default the user name and password is admin and private respectively Note After clicking Submit to change the use name and password the new setting takes effect currently When you continue to access other pages you will be prompted to re login with new user name and password immediately To save the new settings to flash memory and take effect next time your reboot the ADSL Router after clicking Submit you should perform the task of Save amp Restart ee El Bell EL SI Le S HEED z es m gt Advanced Configuration Administrative Security User Name New Password Confirm New Password E r above with resolution 8005600 to get best view Use Internet Explorer 5 OiNeticape 60 1 1 ND temet Figure 6 9 Administrative Security
46. neling Protocol Y Streams Environment Chapter4 Setting Up PC on the LAN Step 5 Step 6 Click Yes to use DHCP TCP IP Setup Insert the Windows NT CD into your CD ROM drive and type the location of the CD Then click Continue Windows NT Setup 27 ADSL Router User Manual Step 7 Returning to the Network window you will find the TCP IP Protocol among the list Select TCP IP Protocol and click Properties AF NetBEUI Protocol Y NWLink IPX SPX Compatible Transport NWLink NetBIOS 28 Chapter A Setting Up PC on the LAN Step 8 Enable Specify an IP address option Enter the IP Step 9 Address 192 168 1 x x is between 2 and 254 and Subnet Mask 255 255 255 0 and Default Gateway 192 168 1 1 as in figure below Microsoft TCP IP Properties ms WINS Address Rowing 1 D Link DFE 530TX PCI Fast Ethemet Adapter S E 192 168 1 100 255 255 255 0 192 168 1 1 AF NetBEUI Protocol Y NWLink IPX SPX Compatible Transport Y NWLink NetBIOS 29 ADSL Router User Manual Step10 When prompted with Network Settings Change dialog box click Yes to restart your computer Network Settings Change LGGl 4 1 3 For Windows 2000 Step 1 From the Start menu point to Settings and then click Network and Dial up Connections and Dial up Connections 30 Chapter A Setting Up PC on the LAN Step 2 Right click the L
47. nt the small office and the home user 1 1 1 Features ADSL Compliance E Supports G Lite G DMT T1 413 Issue IT ATM Features E ATM Forum UNI 3 1 4 0 PVC E Upto 8 AALS VCC s for UBR and CBR traffic E VC and LLC based multiplexing E WAN support includes PPPoA PPPoE and classical IP E OAM F4 F5 loopback cell Bridging E FEE 802 1 D transparent bridging WR Upto 4000 MAC learning addresses ADSL Router User Manual Routing E NAT PAT for single IP address Internet access WR RIPI RIP2 and static route E ALGs Application Level Gateways BR Multiple virtual servers E DHCP server for IP distribution Management E Web based management interface E TFTP firmware upgrade Security E PAP RFC 1334 CHAP RFC 1994 for PPPoA and PPPoE session E Firewall with IP packet filtering 1 2 Before You Start 1 2 1 Package Contents Check the contents of the package against the pack contents checklist below If any of the items is missing then contact the dealer from whom the equipment was purchased E ADSL Router xl E Power Adapter and Cord xl E Utility Software CD xl E RJ 11 ADSL Line Cable xl Mm RJ 45 Ethernet Cable x1 Depending on the service type your vendor offers you may be provide with the devices below E Splitter for G dmt version xl BR Micro filter for G lite version xl Chapter 1 Introduction 1 2 2 Subscription for ADSL Service To use the ADSL Router you have to subscribe for ADSL
48. nt Bridging Static Routes RIPvl v2 NAT PAT DHCP Client Server TCP UDP Port Mapping DNS Relay ARP Proxy SNMPv1 with MIBIADSL Line MIB Software Upgrades via Web Browser et Explorer 5 0 Netscape 6 or above with resolution 800x600 to get best view Use Intern Figure 6 1 System 45 ADSL Router User Manual 6 2 LAN Configuration LAN Configuration allows you to define the public private IP address over the LAN interface 6 2 1 IP Address 46 Configuration gt LAN gt IP Address This page allows you to define the public private IP address over the LAN interface Private IP Address Private IP address is used for the purpose of system management When it is assigned PC on the LAN is able to use the specified address to access this ADSL Router through Ethernet By default the IP address and subnet mask is 192 168 1 1 and 255 255 255 0 respectively It is recommended NOT to change the default settings To use the default values simply check the Use Default IP Address and Subnet Mask checkbox This will give you an available range of IP addresses from 192 168 1 2 to 192 168 1 254 that can be assigned to PCs on the LAN Public IP Address If you applies for multiple IP address from your ISP you will have a range of IP address for the ADSL Router and other network devices on the LAN ARP Address Resolution Protocol Proxy function ARP proxy is a protocol in which
49. o add an IP packet filter select New Entry Otherwise select a required entry to edit or delete it Interface Name Select a proper interface name according to your destination For remote site destination through PVC select a PVC you set up For local destination select Private LAN or Public LAN according to the subnet Source IP address subnet mask If you wish to filter the packet on the source side enter the source IP address which identifies each device on the network Then enter the subnet mask where an IP address belongs to The field is disregarded you leave it as 0 0 0 0 Destination IP address subnet mask If you wish to filter the packet on the destination side enter the IP address which identifies each device on the Internet Then enter the subnet mask where an IP address belongs to The field is disregarded you leave it as 0 0 0 0 Destination TCP IP Port Enter the port number that identifies the service e g web service is on port 80 and FTP on port 21 Protocol Type It governs the information flow within a communications infrastructure You may select the protocol from TCP or UDP type Each data packet that enters the ADSL Router will undergo data filtering Data packet is allowed to pass or not depending on whether a match is found For either true or false condition the packets can be set to 61 ADSL Router User Manual 62 Pass A matching packet is passed automatically Discard A matching pack
50. ocal Area Connection icon and then click Properties E Hetwork and Dial up Connectons f3 Make New Connection Properties Step 3 On the General tab check out the list of installed network components Option 1 If you have no TCP IP Protocol click Install Option 2 If you have TCP IP Protocol go to Step 6 Local Area Connection Properties M El Client for Microsoft Networks M 8 File and Printer Sharing for Microsoft Networks E col TCP IP 31 ADSL Router User Manual Step A Highlight Protocol and then click Add Select Network Component Type Step 5 Click Internet Protocol TCP IP and then click OK Select Network Protocol AppleTalk Protocol DLC Network Monitor Driver NWLink IPX SPX NetBIOS Compatible Transport Pr 32 Chapter A Setting Up PC on the LAN Step 6 When returning to Local Area Connection Properties window highlight Internet Protocol TCP IP and then click Properties Local Area Connection Properties M Wl Client for Microsoft Networks wl File and Printer Sharing for Microsoft Networks col TCP IP Step 7 Under the General tab enable Use the following IP Address Enter the IP address 192 168 1 x x is between 2 and 254 Subnet Mask 255 255 255 0 and Default gateway 192 168 1 1 Then click OK When prompted to restart your computer reboot it to enable the settings Internet Protocol TCP IP Properties
51. ou verify the existence of connection on VC The valid range is 6 to 255 If set to zero the loopback cell will not be send You can check End to End to have the flow cover the entire virtual connection Otherwise you can check Segment to cover only parts of the virtual connection In this case you should specify the loopback location ID of the segment 51 ADSL Router User Manual 52 E Data Encapsulation Data Encapsulation It allows you to select the encapsulation type used to connect with ATM The options are LLC_SNAP Bridge VC_MUX Bridge IPoA PPPoA and PPPoE Various additional parameters will need to be configured according to the data encapsulation specified E IP Configuration For IPoA PPPoA PPPoE only Specified Local WAN IP Address When enabled you can specify a WAN IP for your router either a fixed or dynamic IP address e Fixed WAN IP Address If a fixed WAN IP is entered note that this IP address and the subnet mask could not be the same with the public LAN interface e Dynamic WAN IP Address When enabled the ADSL Router will get a dynamic WAN IP address whenever it connects to the remote server or ISP Enable Network Address Translation NAT For IPoA PPPoA PPPoE only If you apply for only one public IP address from your ISP and the multiple client PCs need to access the Internet you should enable NAT function NAT translates a private IP within one network to a public IP address either
52. port IP traffic filters 9 1 6 Configuration and Management E Embedded user friendly web browser for easily managing ADSL Router E SNMP agent MIB II PPP MIB ADSL Line MIB TFTP Firmware upgrades via Web Browser GUI E Support DHCP Server function for IP distribution 9 2 Hardware 9 2 1 Interface E One RJ 11 port for ADSL connection E One RJ 45 port for 10Base T Ethernet LAN connection 9 2 2 Regulatory Approvals and Compliance E EMI Immunity FCC Class B Part 15 and Part 68 E Safety UL 9 2 3 Power Requirement and Operation Environment Requirement AC Adapter Input 110 10 VAC Output 16 VAC 1A Power Consumption less than 10 Walt Ambient Temperature 0 to 45 C 32 to 113 F Relative Humidity 20 to 90 non condensing 88 Chapter9 Specification 9 2 4 Physical Front Panel Five LEDs PWR DIAG LAN DSL DATA Back Panel Power jack Power Switch RJ 45 RJ 11 LAN ADSL Dimensions 215mm L x 160mm W x 40mm H Weight 420g 89
53. rise as well as all public hosts of different enterprises The ADSL Router uses private IP addresses by assigning them to the LAN that cannot be directly accessed by the Internet or remote server To access the Internet private network should have an agent to translate the private IP address to public IP address Public IP Address Public IP addresses are LAN IP addresses that can be considered legal for the Internet because they can be recognized and accessed by any device on the other side of the DSL connection In most cases they are allocated by your ISP If you are given a range of fixed IP addresses then one can be assigned to the router and the others to network devices on the LAN such as computer workstations ftp servers and web servers PVC Permanent Virtual Circuit A PVC is a logical point to point circuit between customer sites PVCs are low delay circuits because routing decisions do not need to be made along the way Permanent means that the circuit is preprogrammed by the carrier as a path through the network It does not need to be set up or torn down for each session RIP Routing Information Protocol RIP is a routing protocol that uses the distance vector routing algorithms to calculate least hops routes to a destination It is used on the Internet and is common in the NetWare environment It exchanges routing information with other routers It includes V1 V2 and V1 amp V2 which controls the sending an
54. rror internal flashfs error Possible cause System error occurs It may caused by the lack of memory Action Reboot your ADSL Router and perform the upgrade task again 5 Error Message invalid file format Possible cause The firmware file format is invalid Action Check the file format is correct otherwise download a firmware file with correct format 6 Error Message get an error message Possible cause The TFTP server responses with error message Action Make sure the file name you enter is correct Otherwise the TFTP server may response with the error message File not found 85 ADSL Router User Manual 86 7 Error Message transfer time out Possible cause The transfer session is interrupted Action a Make sure the TFTP server is on the same subnet with the ADSL Router b Make sure you the IP address of the TFTP server you specify is correct and that your TFTP server is started c If error still occurs reboot your ADSL Router and perform the upgrade task again Error Message firmware update in process Possible cause The upgrade is already in process Action Do not turn off your ADSL Router otherwise you will cause damage to the device Error Message no remote server IP Possible cause The IP address of the TFTP server is not specified Action Specify the IP address of the TFTP server is not specified 10 Error Message can t allocate update buffer Possible cause
55. rt 21 With port mapping function the packets sent to port 21 will be forwarded to port 29 Took Hep Advanced Configuration Virtual Server Setup the Virtual Server Setting This page allows you to add a new virtual server setting entry modify or delete selected one Then you may setup various servers such as FTP server Web server or even Mail server on your local network ng Entry DER EC Select a Virtual Server Setti ID Protocol fora External Packet Sete ATM PVC Name ppp Upgrade Software Reset Router TCPIIP Port 21 FTP H Internal Packet IP Address az fies fe TCPAP Port 29 EI met Explorer 5 O Netecape 6 or above with resolution 800600 to get best view Use Inte T 1 ep Internet Figure 6 14 Setup the Virtual Server Setting 65 ADSL Router User Manual Show All Virtual Server settings Configuration gt Advanced gt Virtual Server gt Show All Virtual Server Settings This page shows all the virtual server rules configured in your ADSL Router ADSL ROUTER Control Panel Microsoft Internet Explorer File Edt View Favorites Tools Help Ee Ben BECK E E Advanced Configuration Virtual Server Show All Virtual Server Settings This page shows all current virtual server setting rules configured in your ADSL router External Packet Internal Packet ATM PYC Name IP Address TCP ipoal 192 168 1 6 TCP ppp 192 168 1 6
56. then your ADSL router can assign IP addresses to those CPEs connected to your ADSL router M Enable DHCP Server On Private IP Address DHCP lease time 1 days 0 hours 0 minutes Primary DNS IP Address 0 Ju It Bn Secondary DNS IP Address 0 Jo In Jo IP address Available Reserved IP Address 192 168 1 2 Reserved IP Addresses 5 E 192 168 1 6 sl See poar Figure 6 3 DHCP Function Chapter 6 Web Configuration 6 2 3 Routing Protocol Configuration gt LAN gt Routing Protocol Routing Information Protocol RIP is utilized as a means of exchanging routing information between routers It helps the routers to determine optimal routes This page allows you to enable disable this function By default RIP is disabled with RIP Function OFF selected You are allowed to enable RIP over the Private Public LAN interface Upon each interface you can customize the RIP on Receive Mode and Transmit Mode respectively Receive Mode It incorporates the RIP information when receiving the RIP packets Transmit Mode It broadcasts the routing table RIP Version When enabling RIP you can select the RIP version from RIPv1 RIPv2 or both RIPv1 and RIPv2 Disable RIP To disable RIP just select RIP Function OFF from the drop down list ADSL ROUTER trol Panel Microsoft Internet Explorer Eile Edt View Favorites Tools Help 92 168 1 1 LAN Configuration
57. to access the ADSL Router If TCP IP is not already installed follow the steps below for its installation ADSL Router User Manual 4 1 1 For Windows 98 Step 1 Click on the Start menu point to Settings and click on Control Panel Settings ntrol Panel 00 d k i SI Sa EM bouge Control Panel ODBC Data Passwords Power Sources 32bit Management Printers Regional Sounds Settings Chapter A Setting Up PC on the LAN Step 3 The Network window appears On the Configuration tab check out the list of installed network components Option 1 If you have no TCP IP protocol click Add Option 2 If you have TCP IP protocol go to Step 6 Your network interface card Check out if TCP IP for your NIC is installed or not 21 ADSL Router User Manual Step5 On the left side of the windows highlight Microsoft and then select TCP IP on the right side Then click OK Select Network Protocol IPX SPX compatible Protocol Microsoft 32 bit DLC Microsoft DLC Step 6 When returning to Network window highlight TCP IP protocol for your NIC and click Properties Microsoft Family Logon Dial Up Adapter D Link DFE 530TX PCI Fast Ethemet Adapter H ast Client for Microsoft Networks 22 Chapter A Setting Up PC on the LAN Step 7 On IP Address tab Enable Specify an IP address option Enter the IP Address 192 168 1 x
58. ultiple PVCs Mode 16 Chapter 4 Setting Up PC on the LAN sesessessessesseseosoesessossosossessossesoesse 19 4 1 Set up a PC to configure the ADSL Router 0 0 eeee eee 19 II For Windows 08 20 4 1 2 For Windows NP erene errer e E E E 25 4 1 3 For Windows 2000 30 4 2 Configure PC to get IP address from DHOP AAA 34 4 3 Renew IP Address on Client BU 36 ASA FOr WINDOWS E 37 4 3 2 For Windows 2000 38 4 3 3 For Windows NT4 0 ou cescescecsseceeeeecsseceeeeecsaeceeneecaecesereseneeeees 39 ADSL Router User Manual Chapter 5 Web Configuration Overview ccscccsscssscssscsssssssseseeeses 41 5 1 Using Web Based Manager 41 5 2 Outline of Web Manager 41 5 2 1 Hierarchic Tree of Configuration Menu cece eeeeeeee 42 5 3 To Have the New Settings Take Effect AA 43 Chapter 6 Web Configuration sessessessescosoesessossesoesessossesocssesosssesessosses 45 GES Ystem ite A Ried Mees ee ah Bee ae EE 45 6 2 LAN Configuration ereeschen 46 6 23 TP Addresses ice ihe rere oS eee ea eee nee 46 0 2 2 DHCP Bune tions EE 47 6 2 3 Routing Protocols inerse a a E E E A 49 6 35 WAN ar E hS as Rai aE 50 6 3 1 DSE Settings E E E E ANEN 50 6 3 ATM E 51 6 4 ADVANCED a ee RS 57 6 4 1 Administrative Secure 57 6 4 2 IP Static ROUDE ssccs si sssetecesces istescessssscees doe ss EES eae iior 58 6 4 3 IP Packet Filtering inesi nacien eeen e S 6l Dk Virwal S tz ineine ie E EE E 64 e EE 66 6 5 1 DSL Lime Connectio
59. ver its IP address In this case the host broadcasts its physical address and a RARP server replies with the host s IP address DHCP Dynamic Host Configuration Protocol When operates as a DHCP server the ADSL Router assign IP addresses to the client PCs on the LAN The client PCs leases these Private IP addresses for a user defined amount of time After the lease time expires the private IP address is made available for assigning to other network devices The DHCP IP address can be a single fixed public IP address an ISP assigned public IP address or a private IP address If you enable DHCP server on a private IP address a public IP address will have to be assigned to the NAT IP address and NAT has to be enabled so that the DHCP IP address can be translated into a public IP address By this the client PCs are able to access the Internet 79 ADSL Router User Manual 80 LAN Local Area Network amp WAN Wide Area Network A LAN is a computer network limited to the immediate area usually the same building or floor of a building A WAN on the other hand is an outside connection to another network or the Internet The Ethernet side of the ADSL Router is called the LAN port It is a twisted pair Ethernet 10Base T interface A hub can be connected to the LAN port More than one computers such as server or printer can be connected through this hub to the ADSL Router and composes a LAN The DSL port of the AD
60. web manager is reloaded and the System page is displayed Note If Reset to factory default settings is checked the settings will return to factory defaults including the Username and Password 28 ADSL ROUTER Control Panel Microsoft Internet Explorer Eie Edt View Favorites Tools Help Address jE http 192 168 1 17 z Go Tools Reset Router This page will allow you to restart your router After restarting please wait for several seconds to let the system come up If you would like to reset all configurations to factory default settings please check the following box on T Reset to factory default settings Save Configuration Upgrade Software Reset Router H EJ Use Intemet Explorer 5 0 Netscape 6 or above with resolution 800x600 to get best view E E nemet Figure 6 25 Reset Router 77 Chapter 7 Configuration Parameters This chapter presents a more detailed description of the ADSL Router s configuration parameters ARP Address Resolution Protocol ARP is a TCP IP protocol for mapping an IP address to a physical machine address that is recognized in the local network such as an Ethernet address A host wishing to obtain a physical address broadcasts an ARP request onto the TCP IP network The host on the network that has the IP address in the request then replies with its physical hardware address Inverse ARP In ARP on the other hand is used by a host to disco
61. y from 192 168 1 1 bytes 32 time 100ms TTL 253 Then the connection between the ADSL Router and the network is OK If you get a failed ping with the response of Request time out Then the connection is fail Check the cable between the ADSL Router and the network d Check the DNS setting of the ADSL Router At the DOS prompt ping the IP address of the DNS provided by your ISP For example if your DNS IP is 168 95 1 1 then ping 168 95 1 1 If the following response occurs Relay from 168 65 1 1 bytes 32 time 100ms TTL 253 Then the connection to the DNS is OK If you get a failed ping with the response of Request time out Then the DNS is not reachable Check your DNS setting on the ADSL Router 8 3 Problems with Upgrading The following lists the error messages that you may see during 84 Chapter 8 Troubleshooting upgrading and the action to take 1 Error Message invalid checksum Possible cause The firmware file to be used is damaged or the file format is wrong Action Make sure that your firmware file format is valid or get a new firmware file 2 Error Message invalid hardcode Possible cause The firmware file is not compatible with the model of your ADSL Router Action Download a compatible firmware from the web 3 Error Message unknown flags type Possible cause The firmware version is not compatible Action Download a compatible firmware from the web 4 Error Message internal isfs e

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