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TW-H6W1IR ISDN Remote Router 

148 

Appendix D

 - Technical 

Specifications 

1 ISDN BRI port: 

64Kbps B channel x 2 
16Kbps D channel x 1 

ISDN network Compatibility 

 

Europe and Asia: Supports 
DSS1, EuroISDN and Taiwan 

DGT switches, and Siemens EWSD switches 

Data Compression 

Hi/fn

?

 LZS   (Stac) 

Compression Ratio:  

4 to 1 

 

      

Routing 

 

IP Packet Routing 

TCP/IP with RIP -1 and RIP -2, static routes 

IPX Packet Routing (TW-
H6W1IRM) 

Novell IPX with RIP , SAP, Spoofing 

 

 

Bridging 

      

Transparent MAC-layer 
bridging (TW-H6W1IRM) 

802.1d Spanning Tree ( T W-H6W1IRM) 

 

 

Other Protocols  

UDP, TCP, NAT, DHCP, BAP/BACP, ICMP  

 

 

Management 

 

SNMP 

MIB-II 

 

  

Security 

PAP, CHAP  
Administrative password 
Firewall filtering 
RADIUS 

Physical & Environmental 

 

 

DC Input: 
External DC power adapter 

 
18V 750mA unregulated or regulated 

Power Consumption 

8.5W max. 

Ventilation 

Fanless 

Operating Temperature 

0  - 50  C  (32  - 122  F) 

Storage Temperature 

-25  - 55  C  (-13  - 131  F) 

Humidity 

5% - 95% non-condensing 

Dimensions 

220mm x 166mm x 45mm 
(8 3/5" x 6 1/2" x 1 3/4") 

Emissions (EMI) 

FCC Class B, VCCI Class B, CE Mark 

Safety 

UL (UL1950), CSA (CSA950) 

Summary of Contents for TW-H6W1IR

Page 1: ...TRENDnet TW H6W1IR ISDN Router User s Guide Rev 01 Nov 1999 Printed in Taiwan 6TWH6W1IR 01 RECYCLABLE...

Page 2: ......

Page 3: ...duced in any form or by any means or used to make any derivative such as translation transformation or adaptation without permission TRENDware as stipulated by the United States Copyright Act of 1976...

Page 4: ...Requirements 8 INSTALLATION 10 Ordering Your ISDN Line 10 The TW H6W1IR Front Panel 11 The TW H6W1IR Rear Panel 12 Telephone Features 13 Installation and Initial Configuration 14 A Warning on Connect...

Page 5: ...Router Advertisement 42 SNMP Agent Configuration 43 SNMP Community Configuration 44 SNMP Trap Manager 45 SNMP Authenticated Trap 46 Advanced Functions 47 Remote Access Configuration 47 DHCP Configura...

Page 6: ...132 USING TELNET 133 Telnet Configuration 133 Using Telnet via LAN 133 Using Telnet via ISDN 134 System Timeout 134 USING RADIUS AUTHENTICATION 135 Installing a RADIUS Server 135 Configuring the TW H6...

Page 7: ...IP Addresses 141 IP Network Classes 142 Subnet Mask 143 APPENDIX C IP PROTOCOL AND PORT NUMBERS 145 IP Protocol Numbers 145 IP Port Numbers 145 APPENDIX D TECHNICAL SPECIFICATIONS 147 APPENDIX E COUN...

Page 8: ......

Page 9: ...everything from Internet browsing to receiving calls from Remote Dial in Users and making connections to other LANs via Remote Nodes Distinguishing features of the TW H6W1IR include support for a ful...

Page 10: ...network Built in Hub As a 10 Mbps Ethernet hub your TW H6W1IR provides six ports for connecting standard Ethernet devices Five ports are designed for connecting network end nodes single user computers...

Page 11: ...any workstation on the LAN Local Area Network to that remote site Bandwidth On Demand Your TW H6W1IR supports bandwidth up to 128 kps over a single ISDN BRI line It incorporates MLPPP Multi Link PPP t...

Page 12: ...RIP 2 Routing Information Protocol versions 1 and 2 exchanges with other routers DHCP Support Dynamic Host Configuration Protocol DHCP Dynamic Host Configuration Protocol allows IP addresses to be aut...

Page 13: ...AN to access the Internet concurrently through a single Internet account This provides Internet access to everyone in the office for the price of a single user NAT address mapping can also be used to...

Page 14: ...uter Chapter Three Configuration and Management provides detailed explanations for the console program that is used to setup and configure the router Chapter Four PROM System Configuration provides in...

Page 15: ...relation to the International Country Codes used by your telephone company Regardless of the application it is important that you follow the steps outlined in Chapter 2 Installation to correctly conn...

Page 16: ...N router One power adapter One RS 232 cable One unshielded twisted pair UTP cable One Quick Installation Guide This User s Guide on diskette Additional Installation Requirements In addition to the con...

Page 17: ...DN Remote Router Introduction 9 No parity 8 data bits 1 stop bit After the router has been successfully connected to your network you can make future changes to the configuration using a Telnet client...

Page 18: ...e to avoid the long waiting period common when ordering a new line Use the information in this section to place the order If you have already installed your ISDN line you can check the following secti...

Page 19: ...y initialized ISDN B1 and B2 On if there is an active ISDN session on that channel or if that channel is making or receiving a call ETHERNET COL Shines yellow when a collision occurs on the LAN that i...

Page 20: ...connecting a console or PC running a terminal emulation program It provides out of band management capabilities for the initial setup and configuration of the router PHONE 1 and 2 These normal teleph...

Page 21: ...y be configured are described in the Interface Configuration ISDN Sub menu section of this manual Hold This feature is very similar with and can work in conjunction with call waiting as defined in the...

Page 22: ...up with the second party called Call transfer To transfer a call to the other phone jack on the router if using Phone 1 press flash 20 If using Phone 2 press flash 10 Installation and Initial Configu...

Page 23: ...A Warning on Connection Cables ISDN and Ethernet cables are very similar to each other It is important that you use the correct cable for each connection otherwise your router could be damaged Before...

Page 24: ...this connection After the connection is made first power on the console If you are using a PC run the terminal emulation software at this time After the PC and the terminal emulation software are up a...

Page 25: ...sole screens are notorious for becoming garbled When this happens simply press Ctrl R to refresh the contents of the screen Step 3 Connecting an ISDN Line to the Router Your phone company will provide...

Page 26: ...rs etc using standard straight through EIA Electronic Industries Association Category 3 or higher twisted pair cables The jack for the sixth port is labeled Uplink and is wired to let you connect to a...

Page 27: ...devices with twisted pair Ethernet cables For both end node and uplink connections use only EIA Category 3 or higher grade twisted pair data cables with RJ 45 plugs In almost all cases only standard s...

Page 28: ...peaters that is hubs and three uplink cables This is the maximum signal path in twisted pair Ethernet Also be sure never to allow a signal loop to form Note that you can connect an end node through th...

Page 29: ...console computer run the terminal emulation software if necessary and then power up the TW H6W1IR Step 7 Initial Configuration of the Router After the console is properly connected and both devices ar...

Page 30: ...see the following Main Menu Step 7 Configuring the LAN Port Preparing the router for connection to a LAN only requires enabling the LAN port enabling IP networking assigning the LAN port an IP addres...

Page 31: ...the Main Menu 2 Enable IP Networking Choose Network Configuration IP Configuration Position the cursor over the last item IP Networking and press space bar to Enable it Position the cursor on the Sav...

Page 32: ...net Position the cursor on the Save option at the bottom of the screen and press Enter to save the new settings Choose Exit in the sub menus to return to the Main Menu The router can now be accessed v...

Page 33: ...o get the built in ISDN modem to function properly to perform other routing functions and to manage your IP network This can now be done by using the console the included Web based Configuration Utili...

Page 34: ...uration program called the Console program The Console program is stored in the Flash memory chips in the router and the settings are written in EEPROM chips in the router It is the most basic level f...

Page 35: ...riate value in the System Information sub menu The router can also be configured remotely through a LAN or ISDN connection by using the included Router Configuration Utility or Telnet However if you w...

Page 36: ...System Information to do this You will see this screen System Information This menu contains administrative and system related information The above parameters are described as follows System Descript...

Page 37: ...ication purposes System Location enter the geographic location of the router Console Telnet Display Timeout in Minutes this is a security measure to automatically logoff from the console menu after a...

Page 38: ...N Remote Router 30 Configuration and Management Interface Configuration Under Interface Configuration in the main menu is the following interface configuration screen used to configure the LAN and ISD...

Page 39: ...anagement 31 LAN Sub menu The parameters are described below Description this is a user defined 32 character identifier used to name the LAN Operation Mode The LAN port is 10BASE T only State this is...

Page 40: ...ervice used Currently the TW H6W1IR only supports DSS 1 type ISDN lines B1 and B2 Channel Usage this defines whether the ISDN line is a leased line or a normal switched line If you are not using a lea...

Page 41: ...n below flash 0 click the hang up button on your phone very quickly and then press the number 0 on your telephone s keypad Flash 0 disconnect the first phone call established Flash 1 disconnect the se...

Page 42: ...lly enter their Username and Password instead this data must be entered into the dialing software before placing the call Make sure the device dialing in is using the same protocol as defined here The...

Page 43: ...iguration and static routes are configured in the Network Configuration sub menu This menu is shown below IP Stack Configuration The network interface IP address mask and protocols are specified in th...

Page 44: ...he parameters are described below IP Address this is the IP address for the router on the network to which this interface is connected Netmask this is a 32 bit bit mask that shows how the IP address i...

Page 45: ...gnment from your ISP Internet Service Provider 2 DISABLE this disables this interface 3 IP STACK this enables this interface and the IP address used will be the value of the parameter IP Address 4 UNN...

Page 46: ...asting this feature enables or disables the router s ability to route IP Multicast packets from one interface to another for example from the LAN ports to the ISDN port IP Multicasting is a bandwidth...

Page 47: ...llows the LAN port to be assigned an IP address from a DHCP server other than the one in the router This feature should be enabled only for special configurations such as the presence of a cable modem...

Page 48: ...meters are described below IP Address this specifies the destination network IP address or a host depending on the netmask and pairs it with a gateway Netmask this mask shows how the destination IP ad...

Page 49: ...ext hop router If you use this router to connect to the Internet it is very important that you create an entry here that defines the default next hop router as your ISP This configuration is also comm...

Page 50: ...ct this router from the entire IP network When IP Networking is disabled all routing functions are stopped The only IP Address the router will act on is its own via Telnet for example Router Advertise...

Page 51: ...pports the use of SNMP to acknowledge communication between management stations and itself Basically the TW H6W1IR when connected to the network acts as an SNMP agent a software process that responds...

Page 52: ...ication entities managed by the network manager Access Right this element of the set READ ONLY READ WRITE is called the SNMP access mode If the SNMP Community String has an Access Right of READ WRITE...

Page 53: ...anager sub menu You will see the following configuration screen The parameters are described below IP Address enter the IP address of the host who will act as an SNMP Management Station The TW H6W1IR...

Page 54: ...to Invalid is the same as removing the string however the string remains so as to be validated again at an appropriate time SNMP Authenticated Trap Returning to the SNMP Agent Configuration menu you c...

Page 55: ...ne An ISDN line has a D channel for establishing connections and two B Bearer channels which transmit and receive the actual signals whether voice or data The two B channels can support two independen...

Page 56: ...a computer such as a person working at home who dials into the office to use network resources In almost all cases a Dial In User Profile needs to be set up for each user who will dial in to the rout...

Page 57: ...modem or similar device in this document however we will assume the remote device is a router In almost all cases a Remote Network Profile needs to be set up for each network that will connect to the...

Page 58: ...e IP network on the LAN the routing engine never acts on the packet and it is sent directly to the destination through the built in hub II In the case where the destination resides on a different IP n...

Page 59: ...ill pass this request on to the ISP the request will go through and the user will receive the web page IV In the case where there is no match for the destination IP address in the routing table and no...

Page 60: ...ers and other networks called Remote Access Please note however that in all cases after configuring the ISDN Links in the Dial Configuration submenu they must be further configured in the Dial In User...

Page 61: ...er Range is the number of IP Addresses that can be assigned In the window shown above dial in users will be assigned the IP Addresses 170 100 200 1 or 170 100 200 2 only two are necessary since the ro...

Page 62: ...of dial attempts the router will make when trying to establish a connection on this interface Dial on Demand this disables or enables dial on demand on this interface If enabled when a packet arrives...

Page 63: ...it the same one should be the default gateway Dial In User Profile The Dial In User Profile is used to configure the TW H6W1IR for single users for example a person working at home to dial in to the r...

Page 64: ...d Rem CLID Remote Caller ID This is the telephone number of the Remote User and is used for security When a phone number is entered in this field the router will make sure that the incoming call is co...

Page 65: ...IP address The choices include Default uses the Default IP address defined above Dynamic taken from the Dial In IP pool or None the remote user supplies his own IP Address State enables disables this...

Page 66: ...y make calls on the ISDN interface specified in the Interface field below Also the outgoing calls will be subject to the Name Password and Phone Number fields in the Outgoing section below When set to...

Page 67: ...is field the router will make sure that the incoming call is coming from the same phone number as the one defined here In other words the remote user can only be calling from the telephone number defi...

Page 68: ...ur network For dial out connections utilizing dial on demand the IP address of the remote router needs to be entered here so the router knows which remote network to establish a connection with to del...

Page 69: ...powered on and come onto the network This can be a great help for network administration since many administrative tasks such as keeping track of each computer s IP address are handled by the router...

Page 70: ...IP Address this is the base starting address for the IP pool of IP addresses to be assigned Range this is the range of contiguous IP addresses above the base IP Address above In the above example the...

Page 71: ...es or vice versa WINS IP this specifies the IP address of the Windows Internet Naming Service server This server has software that resolves NetBIOS names to IP addresses Domain Name this is the common...

Page 72: ...ters Netmask Gateway DNS IP WINS IP State Domain Name are identical to those in the Dynamic IP Pool configuration in the previous section DHCP Relay Agent The DHCP Relay Agent feature allows the TW H6...

Page 73: ...ifies the maximum amount of time in seconds since the host began requesting an IP address If the value define here is exceeded the relay agent will not pass along the request from the host State enabl...

Page 74: ...is important for the router to operate correctly therefore necessary packets must be allowed to pass through the filters In other words do not attempt to configure filters on a utilized router unless...

Page 75: ...this filter IP Filter this is an IP protocol specific filter allowing you to among other things prohibit specific packets from entering the LAN Alternatively you can set up filters that allow certain...

Page 76: ...p this drops doesn t allow routing for a packet that has not met the criteria for the corresponding filter Layer 2 Filter The Layer 2 Filter sub menu contains a protocol independent data link layer fi...

Page 77: ...to a specific interface either LAN or one of the ISDN interfaces Offset this defines the reference byte for the Length parameter described below The Offset is the number of bytes octets from the begi...

Page 78: ...rotocol before effectively configuring this filter The IP Filter parameters are described below Name this is a 12 character maximum alphanumeric user defined name used to identify the filter Direction...

Page 79: ...Internet Control Message ICMP defined in RFC 792 5 protocol type 6 this is Transmission Control TCP defined in RFC 793 6 protocol type 17 this is User Datagram UDP defined in RFC 798 Src IP this is t...

Page 80: ...in the ICMP header used to further specify the ICMP type TCP Flag this is a hex number representing the six flag bits in the TCP header The value range is from 0 to 3F Multiple Home Configuration Besi...

Page 81: ...162 0 This gives the company a total of 254 x 3 762 IP Addresses which it assigns to the computer users with a few left over for future needs Due to the nature of IP networks however the users in one...

Page 82: ...nd IGMP Version are identical to those in the Network Configuration IP Stack Configuration ISDN section Static ARP This special function is intended to speed up the process of finding a host s Etherne...

Page 83: ...75 The parameters are described as follows IP Address this is the IP address of the host you wish to define a static ARP for MAC Address this is the physical address of the host that is the authorized...

Page 84: ...provides some security found in a firewall hiding your local network from Internet users providing a degree of security to your Internet connection To be successfully implemented NAT should be used o...

Page 85: ...net Internet global IP addresses are unique with no two devices have the same IP address The local IP addresses can be freely assigned to computers on your network by your network administrator within...

Page 86: ...slator Please note that in the above diagram the Gateway IP address settings for the local PC s needs to be set to 192 168 100 1 the LAN IP address of the router NAT manipulates the IP addresses in pa...

Page 87: ...bove the Destination IP Address is the IP address that is translated by NAT The Source IP Address is the IP address of a computer outside the private network And the Data portion of the packet is the...

Page 88: ...s address exists in the NAT table the router will drop this packet denying the potential intruder of any access If you wish however to give access to one of your computers to people on the Internet yo...

Page 89: ...100 3 200 100 50 3 192 168 100 4 200 100 50 4 192 168 100 5 200 100 50 5 192 168 100 6 192 168 100 7 192 168 100 8 192 168 100 9 192 168 100 10 Please note that in the above table there are 9 users on...

Page 90: ...happens or after the session is finished an example of a session is when requesting a web page the entire page has completed downloading The most common implementation of NAT is to define a range of d...

Page 91: ...APT table to match the IP port number from which it learns the local destination IP address and port number for the packet It then translates the IP address and port number of the packet to their loca...

Page 92: ...g alternative security measures such as filters and or security features in the application software Setting Local IP Addresses When implementing NAT and thus creating a private network that is isolat...

Page 93: ...gement 85 Configure NAT NAPT The first screen shows the complete NAT table that is defined by the network manager For any NAT entry you must configure two different screens The first one is accessible...

Page 94: ...nfigure variables there Name Field Configuration Screen The configuration screen for the name field appears as follows The parameters are described as follows Name this is a 12 character alphanumeric...

Page 95: ...P addresses if not currently being used This allows a larger number of users to use a small number of IP addresses Static NAPT One to one mapping of UDP TCP port numbers to let packets with specific U...

Page 96: ...nu shown below Dynamic NAT This screen below is how the NAT IP Pool appears if Dynamic NAT was chosen for the Translation Mode parameter Each entry in this configuration can be used to map multiple co...

Page 97: ...ase local address for the local addresses that will be recognized by the interface in the Local Interface parameter Range this is the range of contiguous local addresses above and including the base L...

Page 98: ...ingle globally unique IP Address of the global interface the interface to which it is assigned in this case one of the ISDN interfaces that is valid on the Internet Static NAT This screen below is how...

Page 99: ...obal interface Local IP this is a single local IP Address that is not valid on the Internet Static NAPT This screen below is how the NAT IP Pool appears if Static NAPT was chosen for the Translation M...

Page 100: ...and local TCP UDP port 21 Port 21 is assigned to FTP servers Please see Appendix C IP Protocol and Port Numbers for more commonly assigned port numbers or RFC 1700 for a more complete list Configure N...

Page 101: ...ind out whether it transmits and receives data only through specified IP port numbers In order for these programs to work with NAPT the IP port numbers required by these applications must be entered i...

Page 102: ...e NAPT port translation process This field defines the beginning range of the port numbers to be exempted from the NAPT port translation process End Port This field defines the last port number in the...

Page 103: ...T Please keep in mind that the user will always initiate use of the special application Thus the first entry should always have the Connection Type of Outgoing Control Also since the defined port numb...

Page 104: ...which averages out to be about 800 entries In other words up to 800 domain names and their associated IP Addresses can be stored which can significantly speed up access to those domains The routers D...

Page 105: ...u DNS Cache State When this item is enabled the router will add the domain names and IP Addresses it retrieves from DNS replies to it s DNS cache Host Table The host table allows the router to recogni...

Page 106: ...Name the host name used by the host State Enables disables entry Radius Configuration Radius is an authentication protocol where passwords are stored on a Radius server Radius allows large numbers of...

Page 107: ...is supported Server IP Address this is the IP Address of your UNIX or NT based Radius server Port the port number for the Radius server The standard port number specified by RFC 1700 is 1812 shown ab...

Page 108: ...se multiplexing a method of combining individually dialed channels into a single higher speed data stream MLPPP is an extension of PPP that supports the ordering of data packets across multiple channe...

Page 109: ...h Delay period Bandwidth can also be subtracted when ISDN throughput falls below the BOD Low Threshold and Subtract Bandwidth Delay parameters Thus BOD economizes MLPPP by maintaining only the bandwid...

Page 110: ...ither TX RX or TX RX where TX is Transmit and RX is Receive The parameter defined here is used when monitoring the BOD High Threshold and BOD Low Threshold BOD High Threshold 0 to 100 The throughput v...

Page 111: ...d sample the BOD Criteria before subtracting bandwidth once the throughput falls below the BOD Low Threshold This prevents bandwidth from being unnecessarily subtracted due to temporary lulls in traff...

Page 112: ...he primary link is not subject to the BOD Low Threshold parameter and will never hang up due to BOD considerations The primary link can however be subject to Dial on Demand DOD settings and could thus...

Page 113: ...al ISDN ports can be set to join the MLPPP bundle by enabling Multi Link on each port When enabled the port will join the MLPPP bundle Please note that the TW H6W1IR contains only one MLPPP bundle All...

Page 114: ...Admin istration Configuration This feature allows you to define two names and passwords used to login to the router for configuration and management and is shown below Please note any changes made he...

Page 115: ...our device These tools include updates on system status upgrades to the system software analysis diagnostic tools and more This section will describe how to use these tools in greater detail The Syste...

Page 116: ...le and routing statistics for each interface are displayed Routing Table The Routing Table gives you a snapshot of the IP routing table Table entries will expire after the Age value in the table count...

Page 117: ...ived from RIP exchanges and internal calculations as the router learns Gateway this is the next hop router for which the packet with destination IP Address and qualifying Netmask will be forwarded If...

Page 118: ...that performing a system reset clears ALL tables in the router including the routing table LAN Counter Table Tx Packets the total number of valid packets transmitted by the router since the last rese...

Page 119: ...n of the network Tx Underrun Packets Runt packets The number of packets transmitted by the router that are less than the allowed 64 octets minimum length Underrun packets occur due to jam signals gene...

Page 120: ...run packets are generated by some proprietary software applications Rx MPA Packets Missed Packet This is a count of packets intended for the router but at the time the router could not receive the pac...

Page 121: ...imum length Underrun packets occur due to jam signals generated by collisions backpressure etc Tx Lost CTS Packets the number of Clear To Send packets that were lost by the router Rx Packets the total...

Page 122: ...e generated by some proprietary software applications Rx CD Lost Packets Carrier Detect Lost This counts the number of Carrier Detect packets that were lost by the router Rx Framing Error Packets Pack...

Page 123: ...ows you to enable disable the Event Error log and begin recording events View Log File This displays the Event Error Log file shown below The parameters are described as follows Code A special code fo...

Page 124: ...en events occurred Data Data that helps technical support personnel evaluate the event Trace Buffer This feature captures packets in a buffer to help TRENDNET technical support personnel identify prob...

Page 125: ...as follows Interface This is the interface from which the packets were captured Time in clock ticks The time the packet was captured Data the contents of the header of the packet Diagnostic This featu...

Page 126: ...TW H6W1IR ISDN Remote Router 118 Configuration and Management Connection Test This feature tests a dial out ISDN connection Interface The ISDN B channel to be tested...

Page 127: ...establish a valid link with the answering ISDN device and hang up This test can only be performed if the Interface is disabled in the Interface Configuration ISDN submenu Dial Out Press Enter to begi...

Page 128: ...o locate the IP Address Count The number of pings packets that will be sent A value of 0 will cause pings to be sent continuously Delay 10ms The amount of time in 10 millisecond intervals between each...

Page 129: ...r ISDN B1 and B2 channels Packet Length 1 to 1500 bytes This field allows you to define different sized data packets to test the ISDN line Start Test Press Enter or Return to begin the test System LAN...

Page 130: ...TW H6W1IR ISDN Remote Router 122 Configuration and Management System ISDN Test This test diagnoses the ISDN ports It can only be run if the ISDN port is disabled in the Interface Configuration submenu...

Page 131: ...teMan the included Router Configuration Utility This Web based utility has a built in TFTP emulator which allows you to use the computer connected to the LAN and running RouteMan to upload the new sof...

Page 132: ...o the router will be deleted The router will be set to the factory defaults it was shipped with and will no longer have an IP address Please make sure you wish to wipe out all settings and configure t...

Page 133: ...ch you wish to store the settings file TFTP Time Interval the time between requests to occupy TFTP server time If the router doesn t receive a response ACK from the TFTP server within the time interva...

Page 134: ...n be used if there are problems with the router s console program Specifically the PROM Configuration program has procedures to initialize the administration parameters and the LAN IP address of the r...

Page 135: ...Configuration The parameters are described as follows Hardware Revision this is the version ID ofhardware used in this router Boot PROM Firmware Version this is the version ID of firmware used in thi...

Page 136: ...et Fast Ethernet and is displayed here This setting cannot be adjusted IP Address this is the router s IP Address for the LAN interface Subnet Mask this mask shows how the LAN is to be divided into ne...

Page 137: ...routing runtime software should only be updated if you are encountering problems with your current runtime software or you are certain your runtime software is lacking functionality contained in a mo...

Page 138: ...a Network server on the local LAN Boot Protocol this setting is for a local network download and has two options TFTP and BootP TFTP TFTP a File Transfer Protocol Using this setting assumes all other...

Page 139: ...t have an IP address in order to access the TFTP server via the LAN network Update Software from Configuration File Either YES or NO If YES the software update procedure will try to access a configura...

Page 140: ...ll be set to the factory defaults it was shipped with and will no longer have an IP address Please make sure you wish to wipe out all settings and configure the router from scratch before you perform...

Page 141: ...o the RS 232 Diagnostic port Depending on the placement of the management station using telnet the initial configuration requirements for the router are as follows Using Telnet via LAN Preparing the r...

Page 142: ...ation about the submenus please refer to the Configuration and Management section of this manual Using Telnet via ISDN Preparing the router for management by telnet over ISDN lines requires more initi...

Page 143: ...to have a UNIX or Windows NT based machine on your network to act as a radiusd server as well as a copy of the radiusd server program itself You can obtain a copy of the RADIUS software along with do...

Page 144: ...dius is supported Server IP Address this is the IP Address of your UNIX or NT based Radius server Port the port number for the Radius server The standard port number specified by RFC 1700 is 1812 show...

Page 145: ...the RADIUS Database The TW H6W1IR only uses the RADIUS database for user authentication Except for the User Name Password and Framed_IP_Address fields most standard RADIUS attribute fields are ignored...

Page 146: ...p the router Check the power cord and the power supply and make sure it is properly connected to your TW H6W1IR If the error persists you may have a hardware problem In this case you should contact te...

Page 147: ...terface Can t PING any station on the LAN 1 Check the LAN LED on the front panel of your router If it is on then the link is up If it is off then check the cables connecting the router to your LAN 2 M...

Page 148: ...TW H6W1IR ISDN Remote Router 140 AppendixA Troubleshooting 6 Check to make sure the wires in the cable are attached to the appropriate pins in the RJ 45 connector...

Page 149: ...unique number can be assigned to each of the millions of networks and each of the computers on those networks Such a number is called an IP address To make IP addresses easy to understand the origina...

Page 150: ...thesis Maximum Number of Hosts per Network A 126 1 0 0 0 to 126 0 0 0 16 777 214 B 16 382 128 1 0 0 to 191 254 0 0 65 534 C 2 097 150 192 0 1 0 to 223 255 254 0 254 Note All network addresses outside...

Page 151: ...etwork information center In many countries you must apply through a government agency however they can usually be obtained from your Internet Service Provider ISP If your organization s networks are...

Page 152: ...Class C 255 255 255 0 Subnet mask settings other than those listed above add significance to the interpretation of bits in the IP address The bits of the subnet mask correspond directly to the bits of...

Page 153: ...Gateway Protocol RFC888 DLM1 9 IGP any private interior gateway IANA used by Cisco for their IGRP 17 UDP User Datagram RFC768 JBP 46 RSVP Reservation Protocol Bob Braden 88 EIGRP EIGRP CISCO GXS 115 L...

Page 154: ...TW H6W1IR ISDN Remote Router 146 Appendix C IP Protocol and Port Numbers SNMP Trap 162...

Page 155: ...E LED Readout Power Test ISDN Link B1 B2 Ethernet Col Link Act Uplink 1 2 3 4 5 Phone 1 2 LAN Standard IEEE 802 3 10BASE T Ethernet LAN Protocol CSMA CD Data Transfer Rates 10Mbps half duplex Network...

Page 156: ...h RIP SAP Spoofing Bridging Transparent MAC layer bridging TW H6W1IRM 802 1d Spanning Tree TW H6W1IRM Other Protocols UDP TCP NAT DHCP BAP BACP ICMP Management SNMP MIB II Security PAP CHAP Administra...

Page 157: ...Australia 11 Norway 12 Italy 14 Red China 15 Singapore 16 Malaysia 17 Spain 18 Portugal 19 Isreal 20 Poland 21 Czech 22 Hungary 23 Slovenia 24 Estonia 25 Slovakia 26 NewZealand 27 Korea 29 Philippine...

Page 158: ...software and keep all or most of your settings the same The configuration file should be saved with the extension SYS in the same directory as the runtime image file software update file An example c...

Page 159: ...me sysname TW H6W1IR ISDN Router syscontact string name syscontact Engineering Administrator Pongo syslocation string name syslocation Myson Building 6th floor systimeout setting in minutes 0 means no...

Page 160: ...l usage 0 None 1 Leased 2 Switch b1 usage 2 b2 usage 2 ISDN data call phone number string isdn data 5779110 6403 AB adapter phone number string ab1 adapter 8358661 ab2 adapter 8358662 voice call waiti...

Page 161: ...n Control Protocol 3 Bandwidth Allocation Protocol 3 Bandwidth on Demand 47 Bandwidth On Demand See BOD BAPSee Bandwidth Allocation Protocol B channel 49 50 BOD 3 Boot File Name 129 Boot Protocol 128...

Page 162: ...namic IP Pool 62 Dynamic NAPT 83 89 Dynamic NAT 88 E EEPROM 26 Event Error Log 113 Execute Bootload 129 130 F Factory Reset 122 130 fax calls 47 Filter Configuration 65 Filter State of Interface 67 fi...

Page 163: ...ea Network See LAN Local Interface 86 local IP address 76 Log and Trace 113 Lookup Host Table 96 M MAC address 50 MAC Address 64 75 Main Menu 27 Management 26 Mask 69 Menus 1 General Setup 28 Main 27...

Page 164: ...Time 54 RouteMan 121 127 Router Configuration Utility22 121 127 Routing Mode 38 Routing Protocol 37 routing table 50 Routing Table 107 RS 232 3 15 20 131 136 S SAVE 129 security 76 79 84 Send BootP r...

Page 165: ...5 telephone jacks 47 telephone number 50 Telnet 3 9 15 27 42 131 132 Using Telnet via ISDN 132 Using Telnet via LAN 131 Telnet Configuration 131 Telnet Enable 94 TFTP 128 TFTP server 121 127 Time 115...

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