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Summary of Contents for Express L128FP

Page 1: ... ZRTGUU 34 2 5 4QWVGT1 TKFIG 2CTV 0WODGT 3424292 6 QEWOGPV 0WODGT 83424292 6 42 C 3 ...

Page 2: ...ademark of ADTRAN Inc Macintosh is a registered trademark of Apple Computer Inc Novell NetWare and Internetwork Packet Exchange IPX are regis tered trademarks of Novell Inc Windows is a registered trademark of Microsoft Corporation 5ESS is a registered trademark of LUCENT 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 256 963 8000 1999 ADTRAN Inc All Rights Reserved Printed in U S ...

Page 3: ...t operations or procedures that could affect the proper operation of this equipment advance notification and the opportunity to maintain uninter rupted service are given 3 If experiencing difficulty with this equipment please con tact ADTRAN see inside back cover for repair and war ranty information The telephone company may require this equipment to be disconnected from the network until the prob...

Page 4: ... if not installed and used in accordance with the instruction manual may cause harmful interference to radio or TV reception The user is encouraged to try to correct the interfer ence by one or more of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into an outlet on a circuit different from th...

Page 5: ...nts that all products meet Year 2000 specifica tions regardless of model or revision Information about ADTRAN s Year 2000 compliance program is available at the following Web Site www adtran com Product Matrix www adtran com Y2Kfax html Faxback Document Line 256 963 8200 Y2K plans and product certifications are listed in the matrix Y2K Project Line 256 963 2200 E mail year 2000 adtran com ...

Page 6: ...ed to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection In some cases the company s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly telephone extension cord Compliance with the above conditions may not prevent degradation of service in some si...

Page 7: ...ge of the total load to be connected to a telephone loop which is used by the device to prevent overloading The termination on a loop may consist of any combination of devices subject only to the re quirement that the total of the Load Numbers of all devices does not exceed 100 ...

Page 8: ...chen sink or laundry tub in a wet basement or near a swimming pool 2 Avoid using a telephone other than a cordless type dur ing an electrical storm There may be a remote risk of elec tric shock from lightning 3 Do not use the telephone to report a gas leak in the vicinity of the leak 4 Use only the power cord power supply and or batteries indicated in the manual Do not dispose of batteries in a fi...

Page 9: ...N Figure 1 4 1 3 Routing and Bridging with the Express L128FP 1 4 Factory Default 1 4 Bridging 1 5 IP Routing 1 5 IPX Routing 1 5 Concurrent Routing And Bridging 1 5 Network Address Translation Mode 1 6 Front Panel 1 7 Indicators 1 7 Rear Panel 1 7 Configuration 1 8 Security 1 9 Chapter 2 Installation 2 1 Chapter 3 Terminal Menu Operation and Structure 3 1 Terminal Menu Structure 3 1 Configuration...

Page 10: ... ISDN Clock Mode 3 10 IDSL Channel Rate 3 11 IDSL NEBEs 3 11 IDSL FEBEs 3 11 WAN L2 Protocol 3 11 Configuration IP 3 12 IP IP Address 3 12 IP Subnet Mask 3 12 IP Default Gateway 3 13 IP Static Routes 3 13 Static Routes Active 3 13 Static Routes IP Address 3 13 Static Routes Subnet Mask 3 13 Static Routes Gateway 3 13 Static Routes Hops 3 13 Static Routes Private 3 14 IP IP Router 3 14 IP Router Mo...

Page 11: ...red 3 23 WAN IP Bridge Proxy ARP 3 23 Bridge WAN IPX Bridge 3 23 WAN IPX Bridge Network 3 23 WAN IPX Bridge Frame Type 3 24 WAN IPX Bridge Seed Status 3 24 WAN IPX Bridge Triggered 3 24 Configuration Security 3 25 Security Authentication 3 25 Security Radius Server 3 26 Radius Server Primary Server 3 26 Radius Server Secondary Server 3 26 Radius Server UDP Port 3 26 Radius Server Secret 3 26 Radiu...

Page 12: ...on Tx Username 3 43 Authentication Tx Password 3 43 Authentication Rx Username 3 43 Authentication Rx Password 3 43 PPP Profile IP 3 43 IP Mode 3 43 IP NAT 3 44 IP Route 3 44 IP RIP 3 45 PPP Profile IPX 3 46 IPX Mode 3 46 IPX Remote Network 3 46 IPX Triggered 3 47 IPX Type 20 Packets 3 47 PPP Profile Bridge 3 47 Bridge Mode 3 47 PPP Profile PPP 3 48 PPP VJ Compression 3 48 PPP Max Config 3 48 PPP ...

Page 13: ...e 3 56 Status Menu 3 57 Status Sessions 3 57 Sessions PPP Session 3 57 Sessions Frame Relay 3 58 Frame Relay Port 3 58 Frame Relay DLCI Table 3 59 Sessions Spanning Tree 3 60 Status ARP Cache 3 60 ARP Cache IP Address 3 61 ARP Cache MAC Address 3 61 ARP Cache Time 3 61 Status Bridge Table 3 61 Bridge Cache MAC Address 3 61 Bridge Cache Port 3 61 Bridge Cache TTL 3 61 Status IP Routes 3 61 IP Route...

Page 14: ...3 65 Status WAN Stats 3 65 Status LAN Stats 3 65 Status IP Stats 3 66 Test Menu 3 68 Test Menu Echo Request 3 68 Logs Menu 3 69 Logs Sys log Host 3 69 Logs PPP Log 3 70 PPP Log Active 3 70 PPP Log Wrap 3 70 PPP Log Level 3 70 PPP Log View 3 70 PPP Log Clear 3 70 Logs Connection Log 3 70 Connection Log Active 3 71 Connection Log Wrap 3 71 Connection Log Level 3 71 Connection Log View 3 71 Connectio...

Page 15: ...fer 3 75 Upgrade Abort Transfer 3 75 Upgrade TFTP Server 3 75 Utilities Exit 3 75 Chapter 4 Specifications 4 1 Specifications and Features 4 1 Network Interface 4 1 Ethernet Interface LAN 4 1 Display 4 1 Environmental 4 1 Physical 4 1 Power 4 1 Appendix A Loop Status Messages A 1 Appendix B Log Messages B 1 Appendix C SNMP C 1 Appendix D Connector Pinouts D 1 Appendix E Terminal Mode Commands E 1 ...

Page 16: ...xvi Express L128FP User Manual 61202070L4 20 Table of Contents ...

Page 17: ...rminal Menu 3 3 Figure 3 2 Configuration System Info Screen 3 8 Figure 3 3 Configuration WAN Screen 3 10 Figure 3 4 Configuration IP Screen 3 12 Figure 3 5 Configuration IPX Screen 3 19 Figure 3 6 Configuration Bridge Screen 3 22 Figure 3 7 Configuration Security Screen 3 25 Figure 3 8 Configuration Frame Relay Screen 3 32 Figure 3 9 Configuration PPP Profile Screen 3 42 Figure 3 10 Configuration ...

Page 18: ...xviii Express L128FP User Manual 61202070L4 20 List of Figures ...

Page 19: ...61202070L4 20 Express L128FP User Manual xix List of Tables Table D 1 IBM AT Style EIA 232 Interface D 1 Table D 2 RJ 49C ISDN D 1 Table D 3 10BaseT Ethernet D 2 ...

Page 20: ...xx Express L128FP User Manual 61202070L4 20 List of Tables ...

Page 21: ...R then press Enter to dis play the top menu 3 Using the arrow keys and Enter key to navigate the menu go to the Configuration WAN ISDN menu 4 Set the rate of transfer that will be used Both devices must be set at the same rate 5 Use the left arrow key or the Escape key to go back up the menu tree When asked to save ISDN parameters type y 6 Connect the IDSL line to the RJ 45 jack labeled ISDN on th...

Page 22: ...Quick Startup Guide Quick Start 2 Express L128FP User Manual 61202070L4 20 ...

Page 23: ...128FP has a two wire interface and operates up to 144 kbits per second Figure 1 1 on page 1 1 shows the Express L128FP The 10BaseT connector operates at 10 Mbits per second half duplex and accepts standard Ethernet packets encapsulated using IEEE 802 3 or Ethernet II DIX The maintenance port can connect to any asyn chronous terminal emulating a VT 100 terminal for configuration Figure 1 1 Express ...

Page 24: ...P Compatible with popular central site LAN access devices Figure 1 2 Single User to Corporate LAN Frame Relay Connectivity to ADTRAN Frame Port 144 Figure 1 3 Telecommuter Home Office Access to the corporate LAN Access to any other router within the Frame Relay Network User Datagram Protocol UDP broadcasts are relayed to corporate LAN FramePort 144 provides concentration of up to 96 IDSL interface...

Page 25: ... the corporate LAN Routes IP and Internet Packet Exchange IPX traffic from multiple devices to the corporate LAN Bridges all non routed traffic e g AppleTalk Low cost alternative to buying a high end router Compatible with popular central site LAN access devices Figure 1 4 SOHO to Corporate LAN The Express L128FP provides the following basic functions IDSL Router ISDN Server 10 BT Frame Relay 1 O ...

Page 26: ...oofing can permit the ISDN to be idle during no application traffic periods 4 Network Address Translation NAT Single networks can con nect to the Internet with this function The Express L128FP translates outgoing IP packets over the IDSL to the IP router at the Internet Service Provider Many popular Internet applica tions are supported 5 PPP or Frame Relay The layer two protocol used to transfer p...

Page 27: ...y to all routing and IP operations for the unit In Frame Relay mode each PVC can be specified as numbered or unnumbered links If a default gateway is specified on the network of the Ethernet interface the unit attempts to reach the gateway through that interface If no default gateway is specified i e 0 0 0 0 the WAN interface becomes the default gateway recommended for remote applications when the...

Page 28: ...pical ly an Internet Service Provider This allows a network of computers to appear as a single IP address NAT is enabled if the layer two protocol is PPP and the PPP profile has the IP parameter NAT set to Yes or the layer two protocol is Frame Re lay and a DLCI mapping has the IP Map Nat parameter set to Yes The network computer s IP stack may use DHCP to request an IP address default gateway add...

Page 29: ...irmware down loading With switch 1 in the up or OFF position the Express L128FP will immediately go into a download mode when power is enabled Switch 1 must be in the down or ON position in order to boot up nor TX RX Flashes when transmitting and receiving data on the 10BaseT connector LI Link integrity Illuminates when there is a good connection between the Express L128FP and the Hub NIC card PWR...

Page 30: ...onnection or a private circuit Leased connection or leased line is used in this manual to represent these types of services Figure 1 6 Express L128FP Rear Panel Configuration The Express L128FP is configured using a menu based interface This interface can be accessed via the maintenance port using any asyn chronous VT 100 terminal or personal computer running a terminal emulation program or via IP...

Page 31: ...the Express L128FP has a security level associated with it A Telnet session is as signed a privilege level which determines which menu items are ac cessible to the Telnet client See Security Levels on page 3 7 for more information on menu security levels Filters can be defined to prevent certain addresses or protocols from being transferred from LAN to WAN WAN to LAN or WAN to WAN As already menti...

Page 32: ...Chapter 1 Understanding IDSL and the Express L128FP 1 10 Express L128FP User Manual 61202070L4 20 ...

Page 33: ...jack labeled ISDN on the rear panel provides connection to the network Leased operation mode supports dedicated 2B1Q data service at rates up to 144 kbps by using a nailed up circuit or a per manent connection between endpoints ISDN network connector pin assignments are given in Appendix D L128FP LOCAL AREA NETWORK CONNECTION The Express L128FP has a single 10BaseT connection port that pro vides h...

Page 34: ...Chapter 2 Installation 2 2 Express L128FP User Manual 61202070L4 20 ...

Page 35: ...d 8 N 1 The terminal emulator can flow the Express L128FP off using software flow control Hardware flow control is not used The opening menu the Main menu or top level menu is the access point to all other operations Each Main menu item has several func tions and submenus to identify and access specific parameters Figure 3 1 on page 3 3 shows the top level terminal menu To edit items in the termin...

Page 36: ...FP system See the section Status Menu on page 3 57 for detailed information on the available options TEST The Test menu can be used for performing diagnostic testing of the Express L128FP See the section Test Menu on page 3 68 for detailed in formation on the tests available LOGS The Logs menu can be used for viewing the operational logs for the Express L128FP See the section Logs Menu on page 3 6...

Page 37: ...le submenus Additional sub menus available through this pane are indicat ed by the and DATA symbols 3 Left Pane Lists available menus 4 Mode Describes current operating mode 5 Loop Status Displays current status of IDSL line 6 Rate Status Displays current rate of connection 7 Navigation Help Displays list of characters you can use to navi gate the terminal menus press Control Z 8 Time Displays the...

Page 38: ...in the menu tree Figure 3 1 on page 3 3 shows the top menu level with the cursor on the Configuration submenu so the path display shows Express L128FP Configuration Moving Around Press Tab or the right arrow key to move the cursor from the left pane to the right pane Press Tab or the left arrow key to move the cursor from the right pane back to the left pane Use the up and down arrows to move arou...

Page 39: ... Navigation H Returns to the home screen J Jumps between two menu items Press J while on a menu item of interest and you will jump back to the main screen Go to another menu item of interest Press J and you will jump back to the screen that was displayed the first time you pressed J Press J anytime you want to jump between these items Arrow Keys Selects items and moves between the left and right p...

Page 40: ...u press C For example if the cursor is over an editable field only that item is copied If the cursor is over the index number of a list then all of the items in the row of the list are copied For example if the cursor is over the Num field in the Frame Relay Mapping screen all of the information associated with the Map entry is copied P Pastes the item stored in the clipboard if the information in...

Page 41: ...that menu item The Telnet session is assigned a security level set by the user Passwords can only be accessed as security level 0 The maintenance port is always at security level 0 The security levels are assigned as follows Level 0 Access all parameters including passwords 1 Access all parameters except passwords 2 Access all parameters except passwords and authentication methods 3 Access all par...

Page 42: ...rite security 3 Read security 5 Provides a user configurable text string for the name of the Express L128FP This name can help distinguish between different installa tions You can enter up to 31 alpha numeric characters in this field in cluding spaces and special characters such as an under bar The system name is also used for PPP authentication and IPX service name System Location Write security ...

Page 43: ...1 alpha nu meric characters in this field including spaces and special characters such as an under bar Firmware Revision Read security 5 Displays the current firmware revision level of the Express L128FP This field is a read only field System Uptime Read security 5 Displays the length of time the Express L128FP has been running since power up or reset This field is a read only field Date Time Writ...

Page 44: ...WAN menu is used to set up the ISDN parameters for the Express L128FP Figure 3 3 shows the WAN menu Figure 3 3 Configuration WAN Screen WAN ISDN Write security 2 Read security 5 Selects the mode the IDSL line is in ISDN Clock Mode Write security 2 Read security 5 The Express L128FP can operate as a slave or a master ...

Page 45: ...Errors FEBEs that have been detected by the IDSL circuitry on the other end of the link Con tinuous errors can indicate a line problem but a burst at one time is normal WAN L2 Protocol Write security 3 Read security 5 This parameter specifies the layer 2 data link layer transport used When selected as PPP the Express L128FP will negotiate PPP over the IDSL interface This is used mainly for campus ...

Page 46: ...this menu Figure 3 4 shows the IP menu Figure 3 4 Configuration IP Screen IP IP Address Write security 2 Read security 5 The IP address assigned to the Express L128FP s Ethernet port is set here This address must be unique within the network Factory de fault is 10 0 0 1 IP Subnet Mask Write security 2 Read security 5 The IP network mask to be applied to the Express L128FP s Ethernet port is set he...

Page 47: ... IP routing table when set to Yes def and removes it if it was previously added if set to No Static Routes IP Address Write security 4 Read security 5 This is the IP address of the host or network address of the device be ing routed to Static Routes Subnet Mask Write security 4 Read security 5 This mask determines the bits in the previous IP address that are used If this is to be a host route it m...

Page 48: ...s set to On the Express L128FP will advertise and listen to routes from other IP routers If Off def the route table is still used but only static routes are used for routing IP packets and only the Ethernet port is used IP packets can be sent over the WAN but only when bridged IP RIP Write security 3 Read security 5 The Routing Information Protocol RIP is supported by the Express L128FP The follow...

Page 49: ...esses to any device which transmits a broadcast DHCP request The addresses assigned are based on the Express L128FP s own IP address and will be within the same network This mode is most commonly used with the NAT functionality The default is Off Split Horizon Only routes not learned on the Ethernet port are advertised PoisonReverse def All routes are advertised including routes learned from the E...

Page 50: ...single machine on the NAT side to be accessed from the Internet side of NAT This provides outside access to a web server mail or ftp server NAT Default IP This is the IP address used by the Express L128FP for Network Ad dress Translation when nothing is assigned during the PPP negotia tion when PPP mode is active or when nothing is specified in the DLCI Mapping s Link IP Address IP DNS The Domain ...

Page 51: ...primary address does not respond to the request IP UDP Relay The Express L128FP can be configured as a relay agent for UDP broad cast packets Normally a router will not forward UDP broadcast packets However many network applications use UDP broadcasts to configure addresses host names and other information If hosts using these protocols are not on the same network segment as the servers providing ...

Page 52: ...RP makes use of this mapping feature by instructing a router to answer ARP re quests as a proxy for the IP addresses behind one of its ports The device which sent the ARP request will then correctly assume that it can reach the requested IP address by sending packets to the physical address that was returned to it This technique effectively hides the fact that a network has been further subnetted ...

Page 53: ...shows the IPX menu Figure 3 5 Configuration IPX Screen IPX Mode Write security 2 Read security 5 When this option is set to On the Express L128FP will route IPX Set ting it to Off def will disable all IPX functionality IPX Network Write security 2 Read security 5 TheIPXnetworkaddressfortheEthernetportissethere Thisisaneight digit hexadecimal valuethatuniquely identifies the network segment oftheEt...

Page 54: ...e Ethernet segment connected to this port and use this number if it exists If it does not discover a number in use the Express L128FP will use the configured IPX network number for the Ethernet segment Non Seed def The Express L128FP will listen for an IPX net work number being sent by another router in cluding Novell software routers residing on servers on the Ethernet segment connected to this p...

Page 55: ... information about the services such as servers printers etc for which this Express L128FP is responsible The default value is 60 seconds Configuration Bridge The Bridge menu is used to set up the bridge parameters for the Ex press L128FP The bridging function runs at the Media Access Control MAC level which allows any protocol packets that run over Ethernet to be forwarded Bridging can run concur...

Page 56: ...ress L128FP will allow another WAN device to bridge IP packets to it using PPP BCP Normally two IP routers would negotiate PPP IPCP to exchange IP packets Howev er if a device can only support PPP BCP IP packets are encapsulated by the device as bridge packets The Express L128FP can treat the WAN IP Bridge as a virtual Ethernet port connected only to a WAN device which has negotiated PPP BCP This ...

Page 57: ...dge When IPX routing is active the Express L128FP will allow another WAN device to bridge IPX packets to it using PPP BCP Normally two IPX routers would negotiate PPP IPXCP to exchange IPX packets However if a device can only support PPP BCP IPX packets are en capsulated by the device as bridge packets The Express L128FP can treat the WAN IPX Bridge as a virtual Ethernet port connected only to a W...

Page 58: ...urity 2 Read security 5 This is the seed status used for the virtual Ethernet port See IPX Seed Status on page 3 20 menu for an explanation of the IPX seed status WAN IPX Bridge Triggered Write security 2 Read security 5 When set to Yes only IPX RIP and SAP updates are sent when the routing or service table has changed When set to No def updates are sent periodically RIP and SAP periodic rates set...

Page 59: ...ity Screen Security Authentication Write security 1 Read security 2 The method used for authenticating the PPP peer is selected here The possible values are See Configuration PPP Profile on page 3 42 for more information on au thenticating None def No attempt is made to authenticate the PPP peer Radius The Express L128FP will act as a RADIUS client and authenticate the PPP peer using the RADIUS se...

Page 60: ...er that the Express L128FP should attempt to communicate with when the primary serv er does not respond Radius Server UDP Port Write security 1 Read security 2 This is the UDP port that the Express L128FP should use when com municating with the RADIUS server The default is 1645 which is the commonly used port Radius Server Secret Write security 0 Read security 1 The RADIUS server and Express L128F...

Page 61: ...a one way hashing algorithm which makes it virtually im possible to determine the password EAP has other capabilities which allow more flexibility than CHAP The following selections are possible Security Filter Defines The Express L128FP can filter packets based on certain parameters within the packet The method used by the Express L128FP allows the highest flexibility for defining filters and ass...

Page 62: ...he bridge functionality of the Express L128FP Up to 32 pattern defines can be specified Name Identifies the filter entry Src Addr 48 bit MAC source address used for comparison hexadecimal format Src Mask Bits in the MAC source address which are com pared hexadecimal format Dest Addr 48 bit MAC destination address used for compari son hexadecimal format Dest Mask Bits in the MAC destination address...

Page 63: ...o the destination ad dress dotted decimal format Dest Mask Bits which are used in the destination compar ison dotted decimal format Src Port IP source port number used for comparison Range 0 to 65535 decimal format Src Port Cmpr Type of comparison that is performed means ports equal to not means port not equal to means port greater than means port less than None means the source port is not compar...

Page 64: ...t is performed means protocols equal to not means protocols not equal to means protocols greater than means protocols less than None means the protocol is not compared TCP Est Yes only when TCP established No only when TCP not established Ignore ignore TCP flags Name Identifies the filter entry 15 characters max Src Net 32 bit source network address Src Mask Bits in the source network address whic...

Page 65: ...Dest Socket 16 bit value which is the destination sock et Range 0 65535 Dest Socket Comp Type of comparison that is performed means socket equal to Not means socket not equal to means socket greater than means socket less than None no comparison is done on destination socket Type 8 bit value which is the IPX type Type Comp Type of comparison that is performed means type equal to Not means type not...

Page 66: ...er manent Virtual Circuits PVC and Switched Virtual Circuit SVC PVCs are like dedicated point to point private lines Since the physi cal connection is always there in the form of a leased line call setup and tear down is done by a carrier via a network management system SVCs require setup and tear down and are generally not available from Frame Relay carriers Virtually all Frame Relay communicatio...

Page 67: ... active The value is in seconds and ranges from 5 to 30 seconds with a default of 15 seconds Frame Relay DLCI Mapping This menu allows each DLCI to be mapped to a particular Frame Re lay maintenance protocol Each protocol parameter can be individu ally configured for each DLCI By factory default the DLCI map is empty When empty and a maintenance protocol other than static is used the Express L128F...

Page 68: ...default entry is not present the Express L128FP falls back to using IARP as discussed in the previous paragraph to determine the protocols to use with that particular virtual circuit If a static maintenance protocol is used at least one DLCI mapping must be specified DLCI Mapping Active Write security 3 Read security 5 When this parameter is set to Yes def the mapping is used to deter mine the pro...

Page 69: ...of No means that no IP traffic or route will be exchanged IP Map IARP Write security 3 Read security 5 When this is set to Yes def the Express L128FP will send Inverse ARP packets to determine the IP address on the other end of the vir tual circuit If the IARP is responded to a route is placed in the IP route table A setting of No means that the route address is to be as signed statically using th...

Page 70: ...ed and the Express L128FP responds to the Inverse ARP with its Ethernet IP address IP Map RIP Protocol Write security 3 Read security 5 The RIP protocol can be specified per DLCI The possible selections are Off meaning no RIP packets are listened to or sent V1 def which is RIP version 1 or V2 which is RIP version 2 IP Map RIP Method Write security 3 Read security 5 The way the RIP protocol sends o...

Page 71: ...ime If more than one IP Map is configured for NAT the first PVC which is activated becomes the NAT port DLCI Mapping IPX Map This menu represents the IPX protocol mapping that is to take place for this DLCI IPX Map Active Write security 3 Read security 5 When this is set to Yes def the Express L128FP will attempt to trans port IPX packets for this DLCI A setting of No means that no IPX traf fic or...

Page 72: ...RP requests If this IPX address is left as 0 the link is treated as unnumbered and the Express L128FP responds to the Inverse ARP with its Ethernet IPX address DLCI Mapping Bridge Map This menu is used to permit bridging of packets over this DLCI Each DLCI or virtual circuit must be assigned a bridge group The bridge group treats all virtual circuits as one circuit Bridge packets destined to be tr...

Page 73: ... by use of the filters They are set up in two steps 1 define the types of packets that would be of interest in the Configuration Security Filter De fines menu and 2 set up the filter type and combination of defines that will cause a packet block Filters In from PVC Write security 2 Read security 5 The packets which come into the Express L128FP via this PVC can be filtered in three ways Disabled de...

Page 74: ...AC from the Configuration Security Filter Defines MAC Filter Defines list Pattern from the Configuration Security Filter Defines Pattern Filter Defines list IP from the Configuration Security Filter Defines IP Filter Defines list IPX from the Configuration Security Filter Defines IPX Filter Defines list Filter List Name Selects between filters defined in the list Next Oper The next operation to us...

Page 75: ...acket arriving from the PVC is assumed to be for the Express L128FP s IP stack The destination address in the packet is assigned as the PVC s link IP address The source address is used to add a host route in the routing table The default is 901 but any legal DLCI number can be used BECN Timeout This value is expressed in milliseconds and represents the amount of time the Express L128FP will stop t...

Page 76: ... the au thentication of the PPP peer and for being authenticated by the PPP peer Authentication is applied between the Express L128FP and the PPP peer as follows Authentication Tx Method Write security 2 Read security 3 This parameter specifies how the Express L128FP is to be authenticat ed by the PPP peer There are four possible selections See Security PPP on page 3 27 for an explanation of the t...

Page 77: ... Read security 3 This is the username used to authenticate the PPP peer Authentication Rx Password Write security 0 Read security 1 This is the password or secret that is used to authenticate the PPP peer PPP Profile IP The IP menu contains the parameters for exchanging IP data with the PPP peer IP Mode Write security 3 Read security 5 Setting to On will permit this connection profile to negotiate...

Page 78: ...T In the Off def position the unit will route across the connec tion normally IP Route The IP parameters are configured in this menu Usually theExpress L128FP will automatically discoverthe PPP peer s networks usingPPP IPCP and orRIP Route IP Net Write security 3 Read security 5 The PPP peer s IP address or network can be set here if known Leav ing this at 0 0 0 0 means that the Express L128FP wil...

Page 79: ... Express L128FP performs RIP over the WAN connection when this is set to On RIP Protocol Write security 3 Read security 5 The Express L128FP performs version 1 V1 def or version 2 V2 of RIP on this WAN connection RIP Method Write security 3 Read security 5 Split Horizon Only routes not learned on the WAN con nection are advertised Poison Reverse def All routes are advertised including routes learn...

Page 80: ...iate PPP IPX CP with the PPP peer for exchanging of IPX packets IPX Remote Network Write security 3 Read security 5 A non zero value in this remote network number will allow the Ex press L128FP to add a route to the PPP peer s network to the routing table The Express L128FP normally will treat the WAN network as an un numbered link This is usually referred to as being a half router However a PPP p...

Page 81: ...casts it across all interfaces except the one it is re ceived on and includes the network number of that interface in the data portion of the packet The IPX Router Specification from Novell notes that Type 20 packets should not be propagated across slower links with bandwidths of less than 1Mbps like ISDN However when set to Pass def the Express L128FP will allow these packets to propagate over th...

Page 82: ... over ISDN connections and can be set to Off def to disable it PPP Max Config Write security 3 Read security 5 This value is the number of unanswered configuration requests that should be transmitted before giving up on a call The possible values are 5 10 def 15 and 20 PPP Max Timer Write security 3 Read security 5 This value is the number of seconds to wait between unanswered con figuration reque...

Page 83: ...s menu and 2 set up the filter type and combination of defines that will cause a packet block Filters WAN to LAN In Write security 2 Read security 5 The packets which come into the Express L128FP can be filtered in three ways Disabled def Turns off packet input filtering No incoming packets are blocked Block All All incoming packets from the WAN are blocked except as defined in the Filters In Ex c...

Page 84: ...AC from the Configuration Security Filter Defines MAC Filter Defines list Pattern from the Configuration Security Filter Defines Pattern Filter Defines list IP from the Configuration Security Filter Defines IP Filter Defines list IPX from the Configuration Security Filter Defines IPX Filter Defines list Filter List Name Selects between filters defined in the list Next Oper The next operation to us...

Page 85: ... Out Exceptions Write security 2 Read security 5 This is a list of up to 32 filter entries The setup is exactly the same as the Filter In Exceptions list Disabled def Turns off packet output filtering No outgo ing packets are blocked Block All All outgoing packets to the WAN are blocked except as defined in the Filters Out Excep tions list Forward All All outgoing packets to the WAN are not blocke...

Page 86: ...ent menu Figure 3 10 Configuration Management Screen Management Telnet Web Any Telnet client application can bring up a session to the Express L128FP s Telnet server using the standard Telnet TCP port Only one session is supported at a time All sessions require a user name and password Telnet Web Server Access Write security 2 Read security 5 This option must be set to On def to access the Express...

Page 87: ...rity 1 Read security 3 When set to non zero the session is automatically logged out when no activity occurs for this amount of time The range is 0 to 255 and is in minutes The default is 10 minutes and a setting of 0 will never time out the session When a timeout occurs during an edit session all changes are saved User List Level Write security 0 Read security 1 This is the security level privileg...

Page 88: ...n set to On def the Ex press L128FP will respond to SNMP managers based on the following lists SNMP Communities This list is used to set up to eight SNMP communities names that the Express L128FP will allow Factory default sets the community pub lic with Get privileges Communities Name Write security 1 Read security 3 This is a text string for the community name Communities Privilege Write securit...

Page 89: ...he name of the entry It is intended for easy reference and has no bearing on the SNMP trap function Traps Manager IP Write security 2 Read security 4 This is the IP address of the manager that is to receive the traps Management Maint Port The Express L128FP has an EIA 232 connector on the back of the unit The setup for that port is under this menu Maint Port Password Protect Write security 0 Read ...

Page 90: ...Read security 5 This is the asynchronous parity that the maintenance port will run The possible values are None def Odd or Even Maint Port Stop Bits Write security 5 Read security 5 This is the stop bit used for the maintenance port The possible values are 1 def 1 5 or 2 Configuration Terminal Mode This is an activator which places the Express L128FP terminal session into a command prompt mode All...

Page 91: ... menus are divided into protocol types and ses sions Figure 3 11 shows the Status menu Figure 3 11 Status Screen Status Sessions This menu contains the current status of all sessions and spanning tree ports Sessions PPP Session Read security 5 This menu reflects the results of PPP negotiations user name time connected and data rates for the session PPP Links Reflects LCP layer active BCP Shows UP ...

Page 92: ...Bytes Number of bytes received Tx Rate Current application data transmission rate Rx Rate Current application data reception rate Port Index Always displays 0 Signal State Displays up when the Express L128FP is communicating with the Frame Relay switch otherwise displays down Tx Frames Total packets transmitted out Rx Frames Total packets received from port Tx Bytes Total bytes transmitted out por...

Page 93: ...cuit is fully active Off means the circuit has been turned off by the DLCI mapping active selection Tx Frames Number of Frame Relay packets that have been transmitted via this DLCI Rx Frames Number of Frame Relay packets that have been received via this DLCI Tx Bytes Number of Frame Relay bytes that have been transmitted via this DLCI Rx Bytes Number of Frame Relay bytes that have been received vi...

Page 94: ... Rx Throughput Current receive rate of this DLCI De Count Number of packets received on this DLCI with the De bit set Cr Count Number of packets received on this DLCI with the Cr bit set Becn Count Number of packets received on this DLCI with the Becn bit set Fecn Count Number of packets received on this DLCI with the Fecn bit set Off Appears when Spanning Tree mode is disabled Disabled Port is no...

Page 95: ...Table Read security 5 This lists the contents of the Express L128FP s bridge table Bridge Cache MAC Address Ethernet address for device learned Bridge Cache Port Port device learned from LAN WAN0 or WAN1 WAN0 and WAN1 represent Bridge Group 1 and Bridge Group 2 respectively Bridge Cache TTL Seconds until address is removed from table Status IP Routes Read security 5 This lists the contents of the ...

Page 96: ...with this route entry IP Routes Hops Number of routers that must go through to get to destination Ranges from 0 15 or 16 for infinite can t get there from here local sent directly to the Express L128FP router eth0 Express L128FP s ethernet port wan0 Express L128FP s first PPP bundle fr 0 fr 9 Express L128FP is connected up to 10 DLCIs H route is a host route G route is a gateway route D route lear...

Page 97: ...tination address IPX Routes Gateway Node or Ethernet address of gateway to receive this packet IPX Routes Port Port gateway is located on IPX Routes Use Number of times the Express L128FP has referenced the route IPX Routes Hops Number of routers that must go through to get to destination Ranges from 0 15 or 16 for infinite can t get there from here local sent directly to the Express L128FP router...

Page 98: ...ntil address is removed from table Value of 999 means route is static Status IPX Servers Read security 5 This lists the contents of the Express L128FP s IPX server table IPX Servers Type The server type IPX Servers Name The server name IPX Servers Network The server network address IPX Servers Address The servers node address IPX Servers Socket The servers socket address IPX Servers Hops Number of...

Page 99: ...s received in HDLC port 1 Rx CRCs total number of CRC errors detected on HDLC port 1 Clear Counts When activated clears all WAN stat counts Tx Packets Packets transmitted out the Ethernet port Rx Packets Packets received from the Ethernet port Tx Errors Total transmit errors encountered on Ethernet port Single Collisions total single collisions before successful transmission Multiple Collisions to...

Page 100: ...eived that were greater than 1518 bytes Runts total packets received that were less than 64 bytes Rx Collisions total collision occurred during reception Clear Counts When activated clears all LAN Stat counts Active TCP connections Bad header packets Bad IP addresses Bad protocol discards Clear Counts clears all IP stats Datagrams discarded Default TTL Disassembled fragments Discarded routing entr...

Page 101: ...ilures IP reassembly timeout No application at dest port Routeless discards Sent datagrams to upper layers Successful fragments TCP current connections TCP failed attempts TCP passive connections TCP segments received TCP segments sent Total forwarded datagrams Total IP fragments Total TCP resets Total TCP retransmits UDP bad packets UDP datagrams received UDP datagrams sent ...

Page 102: ...be used to diagnose problems Figure 3 12 shows the Test menu screen Figure 3 12 Test Screen The following tests can be run Test Menu Echo Request Write security 4 Read security 5 When activated the echo request test will begin sending continuous PPP echo request packets to any open LCP ports Results are dis played on the screen This is not used in the Frame Relay mode ...

Page 103: ...by way of a log level The levels are divided up as follows Figure 3 13 shows the Logs menu The three logs available are listed af ter the figure Figure 3 13 Logs Screen Logs Sys log Host Set this to the IP address or domain name if DNS configured of the sys log host device All log events are sent to this device level 0 Fatal event causes reset level 1 Critical event level 2 Error event level 3 War...

Page 104: ... is full All logging will stop when the log is full and set to No PPP Log Level In order to log events they must be at or below this level Range is 0 to 6 The default is 3 PPP Log View This menu displays the log list The fields are as follows PPP Log Clear This clears the log when activated Logs Connection Log Information pertaining to the connection over the IDSL link Date Time Date and time even...

Page 105: ... events they must be at or below this level Range is 0 to 6 The default is 3 Connection Log View This menu displays the log list The fields are as follows Connection Log Clear This clears the log when activated Logs Network Log Information pertaining to the routing protocols is placed in this log Network Log Active When set to Yes def call events below or equal to the log level are logged into the...

Page 106: ... set to No Network Log Level To log events they must be at or below this level Range is 0 to 6 The default is 3 Network Log View This menu displays the log list The fields are as follows Network Log Clear This clears the log when activated Date Time Date and time event occurred Level Level associated with this event 0 6 Message Text message for this event If message is too long to fit on the line ...

Page 107: ... 4 Read security 5 The ping menu is used to send ICMP ping messages to hosts The fol lowing items are under this menu Start Stop Activator to start and cancel a ping test Host Address IP address or domain name if DNS is config ured of device to receive the ping Size Total size of ping to send Range is 40 def to 1500 bytes of Packets Total packets to send every two seconds of Transmits Total packet...

Page 108: ...gets the upgrade code from the TFTP server Selecting XMODEM will load the upgrade code through the maintenance port using any PC terminal emulator with xmodem capability Upgrade TFTP Host This is required when the transfer method is TFTP It is the IP address or domain name if DNS is configured of the TFTP server Upgrade Filename This is required when the transfer method is TFTP It is the case sen ...

Page 109: ... request from TFTP clients Utilities Exit Write security 5 Read security 5 Activating this feature will exit the terminal session from the mainte nance port or Telnet It is equivalent to the key combination Control L Once started the Express L128FP will prompt for erasing the flash When the flash is erased and the upgrade transfer fails do not turn off the unit Retry the transfer until successful ...

Page 110: ...Chapter 3 Terminal Menu Operation and Structure 3 76 Express L128FP User Manual 61202070L4 20 ...

Page 111: ...e RJ 45 for IDSL two wire service Signal Format 2B1Q Max distance per loop 15 kft at 26 AWG Ethernet Interface LAN Ethernet IEEE 802 3 10BaseT Display Available through terminal interface or Telnet session Environmental Operating Temperature 0 50 C Storage Temperature 20 70 C Relative Humidity Up to 95 non condensing Physical Dimensions 1 625 H x 9 0 W x 6 375 D Weight 2 5 lbs Power 120 VAC 60 Hz ...

Page 112: ...Chapter 4 Specifications 4 2 Express L128FP User Manual 61202070L4 20 ...

Page 113: ...L layer 1 is up The rate is determined by what it is configured for under Configuration WAN IDSL Rate Echo Tx X Rx Y The current transmit and receive count for the PPP echo request test Layer 1 up The Express L128FP s IDSL layer 1 is up Link down The IDSL link is not synchronized Link In Sync The IDSL link is synchronized but layer 1 is not up NET EOC LOOPBACK Express L128FP has received an IDSL E...

Page 114: ...Appendix A Loop Status Messages A 2 Express L128FP User Manual 61202070L4 20 Rate Status Messages Displays the rate at which the connection has been established ...

Page 115: ... 5 Bridge Control Protocol port X has been dropped between Express L128FP and PPP peer BCP X up level 5 Bridge Control Protocol port X has been successfully negotiated be tween Express L128FP and PPP peer CCP X down level 5 Compression Control Protocol port X has been dropped between Express L128FP and PPP peer CCP X up level 5 Compression Control Protocol port X has been successfully negoti ated ...

Page 116: ...l 3 The PPP peer has rejected the Express L128FP s username and or password used for authenticating Check to make sure the Configu ration Connection List Authentication parameters Tx Method Tx Username and Tx Password are correct IPCP X down level 5 IP Control Protocol port X has been dropped between Express L128FP and PPP peer IPCP X up level 5 IP Control Protocol port X has been successfully neg...

Page 117: ...L128FP and PPP peer LCP X up level 5 Link Control Protocol port X has been successfully negotiated be tween Express L128FP and PPP peer Link is looped back level 3 The Express L128FP has dialed a location which is looping back all da ta Essentially it has negotiated PPP with itself Negot not converging level 2 Negotiation of the LCP layer is unattainable due to misconfiguration or the Express L128...

Page 118: ...enticating Check to make sure the Configu ration Connection List Authentication parameters Tx Method Tx Username and Tx Password are correct Peer failed CHAP authen level 3 The PPP peer s reported CHAP username and or password does not match the Express L128FP s parameters This is most likely caused by PPP peer sending an incorrect username and or password Make sure the Configuration Connection Li...

Page 119: ...rrect username and or password Make sure the Configuration Connection List Authentication parameters Rx Username and Rx Password are correctly entered Also if using RA DIUS check that the server is configured and running properly Peer refused authen level 3 The PPP peer would not allow the Express L128FP to authenticate it using the method set in Configuration Security PPP Peer refused SpanTree le...

Page 120: ...internal er rors Possible reasons are Bus Error Bad address occurred on the internal bus Kernel error General operating system error No SBCs Mail resources used up or lost Router stack error Fatal error in protocol stack general panic general error no rip rip tasks could not start out of memory out of available memory out of TCP ports all TCP ports are used up unknown error unknown fatal error has...

Page 121: ...nterface number in ter DHCP couldn t alloc mem level 1 A DHCP response could not be generated due to memory allocation problems DHCP response sent level 4 A DHCP response was successfully sent to requesting device DHCP socket failed level 1 Internal error occurred when attempting to start DHCP server DHCP Host not added to ARP table level 2 The DHCP server could not add requesting host to ARP tabl...

Page 122: ...on src srcip dest destip level 4 The Express L128FP has dropped a source routed IP packet due to in valid parameters setmask local IP iface 0 not done level 6 Debug error used in determining router stack problems syslog bad host level 2 Syslog function cannot use host name or IP set in Configuration Logs Syslog Host syslog no port level 2 Syslog function cannot open port to send Log entries TEL Te...

Page 123: ...et client could not initialize a session Telnet Client Clr TCBF_BUFFER flag failed level 6 Debugging message related to Telnet client function Telnet Client Set TCBF_DONTBLOCK flag failed level 6 Debugging message related to Telnet client function Telnet Client socket failed level 2 Telnet client function could not open TCP socket Telnet server connect to ip level 4 Telnet server has connected to ...

Page 124: ...ed level 2 Telnet server could not open TCP socket to incoming Telnet client TELNETD Set TCPC_LISTENQ failed level 6 Debugging message related to Telnet server function TELNETD Clr TCBF_BUFFER flag failed level 6 Debugging message related to Telnet client function TELNETD could not obtain peer ip level 2 Telnet server function could not get IP address of Telnet client TELNETD Session failed error ...

Page 125: ...arted due to TCP socket error TFTP can t get to host level 2 TFTP client could not get to host TFTP client unable to open port level 2 TFTP client function could not open a UDP port TFTP error rcvd message level 2 Received error with message from TFTP server TFTP lost communication level 2 Lost communication to TFTP client or server during transfer TFTP server unable to open port level 2 TFTP serv...

Page 126: ...Appendix B Log Messages B 12 Express L128FP User Manual 61202070L4 20 ...

Page 127: ...onents Network Manager This is a control program that collects controls and presents data pertinent to the operation of the network devices It resides on a network management station Agent This is a control program that responds to queries and commands from the network manager and returns requested information or invokes configuration changes initiated by the manager It resides in each network dev...

Page 128: ...xtRequest This command retrieves the next item in a series from a network device SetRequest This command writes information to a network device The network device issues two types of messages GetResponse This message is the response to a network manager GetRequest or GetNextRequest command Trap This is an unsolicited message issued by a network device to report an operational anomaly or an alarm c...

Page 129: ... requests are supported Get object Get next object Set object Communities The Express L128FP permits up to eight communities to be defined The privilege level of each community can be set The default commu nity is public with read only privileges When the IP address is all ze ros any manager of the community can access the Express L128FP Traps Up to four hosts can be set to receive traps Each host...

Page 130: ...Appendix C SNMP C 4 Express L128FP User Manual 61202070L4 20 ...

Page 131: ...put N A Not Applicable N C Not Connected Table D 2 RJ 49C ISDN Pin Name I O Description 1 CD N C Carrier Detect 2 RD O Receive Data 3 TD I Transmit Data 4 DTR N C Data Terminal Ready 5 GND N A Signal Ground 6 DSR N C Data Set Ready 7 RTS I Request to Send 8 CTS O Clear to Send 9 RI N C Ring Indicator Pin Description 4 Ring 5 Tip ...

Page 132: ...Appendix D Connector Pinouts D 2 Express L128FP User Manual 61202070L4 20 Table D 3 10BaseT Ethernet L128FP Pin Signal 1 RX1 2 RX2 3 TX1 6 TX2 ...

Page 133: ...terface Terminal commands are as follows top_menu sub_menu1 sub_menu2 config_item Each config_item is entered as shown below TYPE ENTERED AS string printable characters within double quotes password printable characters within double quotes IP address xx xx xx xx 0 9 separated by Hex xx xx xx xx 0 9 a f separated by enum sub string or index unsigned digits 0 9 date mm dd yyyy time hh mm ss date ti...

Page 134: ...ation Bridge menu security Configuration Security menu ppp Configuration PPP Profile menu telnet Configuration Management Telnet menu snmp Configuration Management SNMP menu maint Configuration Management Maint menu status Configuration Status menu test Configuration Test menu logs Configuration Logs menu util Configuration Utilities menu frame Configuration WAN Frame Relay menu telnet user 1 name...

Page 135: ... L128FP in terminal mode A baud rate of 9600 is strong ly recommended when uploading As soon as the upload has been completed type save to save the new configuration to flash A reset command or power cycle 10 seconds after the save command is rec ommended to ensure that the new configuration is complete save Saves the configuration to non volatile RAM flash mac Returns the MAC address for the Expr...

Page 136: ...Appendix E Terminal Mode Commands E 4 Express L128FP User Manual 61202070L4 20 ...

Page 137: ...ocol BPDU Bridging Protocol Data Unit bps Bits per second Bps Bytes per second BRI Basic Rate Interface CA Call Appearance CCP Compression Control Protocol CCITT Consultative Committee for International Telegraphy and Telephony CD Carrier Detect CPE Customer Premises Equipment CRC Cyclic Redundancy Check CSMA CD Carrier Sense Multiple Access Collision Detect DHCP Dynamic Host Configuration Protoco...

Page 138: ...sk Force I O Input Output IP Internet Protocol IPCP Internet Protocol Control Protocol IPX Internetwork Packet Exchange I2L Integrated Injected Logic IEC Inter Exchange Carrier ISDN Integrated Services Digital Network ISO International Standardization Organization ISP Internet Service Provider kbps Kilobits per second kHz Kilohertz LAN Local Area Network LCP Link Control Protocol LDN Local Directo...

Page 139: ...phone Service PPP Point to Point Protocol PRI Primary Rate Interface RFC Request For Comments RIP Routing Information Packet Routing Information Protocol RTMF Routing Table Maintenance Protocol SAP Service Advertising Protocol SNMP Simple Network Monitoring Protocol SPCS Stored Program Controlled Switching System SPID Service Profile Identifier TCP Transmission Control Protocol TEI Terminal Endpoi...

Page 140: ...Acronyms Acronyms 4 Express L128FP User Manual 61202070L4 20 ...

Page 141: ... Protocol Allows a node on an AppleTalk network to send a packet to another node and in return receive an echoed copy of the packet B Channel 64 kbps bearer channel used for voice circuit or packet switched data bearer service As defined by CCITT standards a type of telecommunication service that provides the capability for the transmission of information be tween user to network interfaces Bearer...

Page 142: ...e local telephone number Usually the facilities of the local BOC CSMA CD Carrier Sense Multiple Access Collision Detect A channel access mechanism where devices check the channel for a carrier before trans mitting If no carrier is sensed for the specified period of time the de vice can transmit If two devices transmit at once a collision occurs and is detected by all colliding devices This collisi...

Page 143: ...rk stations a terminals servers etc within the same building or cam pus Ethernet operates over twisted wire and coaxial cable at speeds up to 10 Mbps Ethernet specifies a CSMA CD four wire circuits Telephone lines using two wires for transmitting and two wires for re ceiving offering much higher quality than a 2 wire circuit All long distance circuits are 4 wire Almost all local phone lines and an...

Page 144: ...bus network LAN with a CSMA CD access method on a bus topology Ethernet follows the 802 3 standard transmitting at 10 megabits per second This is the most common local area network specification Physical variations of IEEE 802 3 include 10Base2 and 10BaseT in band signalling Signalling made up of tones which pass within the voice frequency band and are carried along the same circuit as the talk pa...

Page 145: ...oming messages Used in gateways to connect networks at OSI network Lev el 3 and above IPX Internetwork Packet Exchange A Novell NetWare protocol used to move information across networks ISDN Integrated Services Digital Network A network architecture that en ables end to end digital connections The network supports diverse services through integrated access arrangements and defines a limited set of...

Page 146: ...in traLATA are generally the sole responsibility of the local telephone company while circuits that cross outside the LATA interLATA are passed on to an interexchange carrier loopback A diagnostic procedure where data is sent to the device being tested and the output of the device is fed directly back to its input looped around and the returning data is checked against that which was sent Media Ac...

Page 147: ...1631 netmask A 32 bit bit mask which shows how an Internet address is to be divid ed into network subnet and host parts The netmask has ones in the bit positions in the 32 bit address which are to be used for the network and subnet parts and zeros for the host part The mask should contain at least the standard network portion as determined by the address s class and the subnet field should be cont...

Page 148: ...nite metric which to other routers means the network for the route is inaccessible PRA Primary Rate Access Connects high capacity CPE such as PBXs to the network In the US this is composed of twenty three 64 kbps channels and one 64 kbps D channel Also known as Primary Rate In terface PRI RIP Routing Information Protocol A protocol used to exchange routing information among a set of computers conn...

Page 149: ... datagrams from any source socket to any destination socket in the internet Using RTMP internet routers dynamically maintain routing tables to reflect changes in internet to pology service advertising protocol SAP An IPX protocol through which network resources such as servers be come known to clients serving area Region surrounding a broadcasting station where signal strength is at or above a sta...

Page 150: ...a master clock 2 A method of data transmission requiring the transmission of timing pulses to keep the sender and receiver synchronized in their commu nication used to send blocks of information Synchronous data trans mission is used in high speed data circuits because there is less overhead than asynchronous transmission of characters which con tain two extra bits per character to effect timing T...

Page 151: ...in a single cable Twisted pair is the normal cabling from a central office to your home or office or from your PBX to your office phone Twisted pair wiring comes in various thicknesses As a general rule the thicker the cable is the better the quality of the con versation and the longer cable can be and still get acceptable conver sation quality However the thicker it is the more it costs 2B D The ...

Page 152: ... cir cuits those coming from a Class 5 central office to the subscriber s phone system are 2 wire unless a 4 wire circuit is requested U interface A twisted pair subscriber loop that connects the NT1 reference point to the ISDN network as defined in the I 411 Recommendation This interface provides Basic Rate Access with an operating frequency of 160 kbps and an information rate of 144 kbps Under U...

Page 153: ...ble 3 61 bridge mode 3 22 3 47 bridge WAN IP bridge 3 22 bridge WAN IPX bridge 3 23 bridging 1 5 concurrent routing and bridg ing 1 5 demand 1 4 C call log messages B 6 channel rate 3 11 CHAP 3 42 clock mode 3 10 command line interface E 1 command prompt mode 3 56 commands E 3 communities C 3 communities manager IP 3 55 communities name 3 54 communities privilege 3 54 concurrent routing and bridg ...

Page 154: ...ho request 3 68 EIA 232 interface D 1 embedded agent C 3 environmental specifications 4 1 Ethernet interface D 2 Ethernet interface LAN 4 1 Express L128FP configuration 1 8 front panel 1 7 functions provided by 1 3 indicators 1 7 installation 2 1 overview 1 1 rear panel 1 7 security 1 9 terminal menu structure 3 1 F factory default 1 4 features 4 1 FEBE 3 11 FEBEs 3 11 filter setting up 3 27 filte...

Page 155: ...12 IP router 1 4 3 14 IP router mode 3 14 IP routes 3 61 IP routing 1 5 IP stats 3 66 IP default gateway 3 13 IP DNS 3 16 IP IP address 3 12 IP IP router 3 14 IP mode 3 43 IP NAT 3 15 3 44 IP proxy ARP 3 18 IP RIP 3 14 3 45 IP route 3 44 IP static routes 3 13 IP subnet mask 3 12 IP UDP relay 3 17 IPX filter defines 3 30 IPX map active 3 37 IPX map IARP 3 38 IPX map link network 3 38 IPX menu 3 19 ...

Page 156: ...fault IP 3 16 NAT DHCP mode 3 15 NAT DHCP renewal time 3 16 NAT web server 3 16 NEBE 3 11 NEBEs 3 11 network address translation 1 4 1 6 network connection IDSL 2 1 network device GetResponse C 2 network interface 4 1 network log 3 71 network log messages B 7 network log active 3 71 network log clear 3 72 network log level 3 72 network log view 3 72 network log wrap 3 72 network manager C 1 GetReq...

Page 157: ...2 secret 3 15 RJ 49C interface D 1 route force IP 3 44 route IP net 3 44 route netmask 3 44 routing concurrent routing and bridg ing 1 5 demand 1 4 IP 1 5 IPX 1 5 Rx only 3 15 S SAP 1 4 1 5 SAP timer 3 21 security 1 9 security levels 3 1 3 7 security menu 3 25 security authentication 3 25 security filter defines 3 27 security PPP 3 27 security radius server 3 26 seed status 3 20 sessions 3 57 sess...

Page 158: ...FTP host 3 74 TO HUB TO NIC switch 1 7 transfer methods 3 74 trap C 2 traps C 3 traps manager IP 3 55 traps manager name 3 55 Tx and Rx 3 15 Tx methods 3 42 Tx only 3 15 type 20 packets 3 47 U UDP port type 3 18 UDP relay 3 17 UDP relay list 3 17 UDP relay list relay address 3 18 UDP relay list UDP port type 3 18 UDP relay list UDP ports 1 2 3 3 18 UDP relay mode 3 17 UDP relay UDP relay list 3 17...

Page 159: ...idge netmask 3 23 WAN IP bridge network 3 22 WAN IP bridge triggered 3 23 WAN IPX bridge 3 23 WAN IPX bridge frame type 3 24 WAN IPX bridge network 3 23 WAN IPX bridge seed status 3 24 WAN IPX bridge triggered 3 24 WAN menu 3 10 WAN stats 3 65 WAN ISDN 3 10 WAN L2 protocol 3 11 web 1 9 web browser 1 9 X xmodem 3 74 ...

Page 160: ...61202070L4 20 Express L128FP User Manual Index 8 Index ...

Page 161: ... repair is needed Technical Support will coordinate with theCustomer and Product Ser vice CaPS department to issue an RMA number For information re garding equipment currently in house or possible fees associated with repair contact CaPS directly at the following number Identify the RMA number clearly on the package below address and return to the following address ADTRAN Inc CAPS Department 6767 ...

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