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Express L768 and Express L1.5 HDSL Router/Bridge USER MANUAL Express L768 1202192L1 Express L1.5 1202192L2 61202192L1-1B June 1998.
Trademark: DMS-100 is a trademark of Northern Telecom, Inc. Ethernet is a trademark of Digital Equipment Corporation, Intel Corporation, and Xe- rox Corporation. ExpertISDN (patent number 5,715,241) is a trademark of ADTRAN, Inc. Macintosh is a registered trademark of Apple Computer, Inc.
FCC regulations require that the following information be provided in this manual: 1. If this equipment causes harm to the telephone network, the telephone company may temporarily discontinue service. If possible, advance notification is given; oth- erwise, notification is given as soon as possible.
CANADIAN EMISSIONS REQUIREMENTS This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the interference-causing equipment standard enti- tled "Digital Apparatus," ICES-003 of the Department of Communications.
61202192L1-1 Express L768/L1.5 User Manual i T able of Contents Quick Startup Guide ........................................................................................................ 1 Setting up the HDSL Line ...................................
Table of Contents ii Express L768/L1.5 User Manual 61202192L1-1 Read-Only Field ............................................................................................. 18 Navigation with the Keyboard .............................................
Table of Contents 61202192L1-1 Express L768/L1.5 User Manual iii UDP Relay/UDP Relay List......................................................................... 31 UDP Relay List/Relay Address ........................................................
Table of Contents iv Express L768/L1.5 User Manual 61202192L1-1 Radius Server/Secondary Server ................................................................ 43 Radius Server/UDP Port .................................................................
Table of Contents 61202192L1-1 Express L768/L1.5 User Manual v IP/Route ......................................................................................................... 58 Route/IP/Net .........................................................
Table of Contents vi Express L768/L1.5 User Manual 61202192L1-1 Maint Port/Baud Rate .................................................................................. 68 Maint Port/Data Bits ...........................................................
Table of Contents 61202192L1-1 Express L768/L1.5 User Manual vii Upgrade/Status ................................................................................................... 84 Upgrade/Start Transfer .............................................
Table of Contents viii Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual ix List of Figures Figure 1-1: Express L768/L1.5 ................................................................................. 4 Figure 1-2: Single User to Corporate LAN ..................................
List of Figures x Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual xi List of T ables Table D-A: IBM/AT Style EIA-232 Interface ...................................................... 103 Table D-B: RJ-45 HDSL BRI U ............................................................
List of Tables xii Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 1 Quick Startup Guide SETTING UP THE HDSL LINE The Express L768/L1.5 works over leased or “dry” copper provided by the lo- cal telephone company. See Chapter 4 on page 87 for specifications on maxi- mum distance.
Quick Startup Guide 2 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 3 Chapter 1 Understanding HDSL and the Express L768/L1.5 HDSL OVERVIEW High Bit Rate Digital Subscriber Line (HDSL) is rapidly becoming the service providers’ technology of choice for the deployment of T1 services: according to recent estimates, over 60% of today’s T1 installations use HDSL technology.
Chapter 1: Understanding HDSL and the Express L768/L1.5 4 Express L768/L1.5 User Manual 61202192L1-1 THE EXPRESS L768/L1.5 The Express L768/L1.5 is a standalone device that links two Local Area Net- works (LANs) using a high-speed DSL two-wire or four-wire line.
Chapter 1: Understanding HDSL and the Express L768/L1.5 61202192L1-1 Express L768/L1.5 User Manual 5 Applications Single User to Corporate LAN • Telecommuter/Home Office Access to the corporate LAN • Single device access • User Datagram Protocol (UDP) broadcasts are “relayed” to corporate LAN.
Chapter 1: Understanding HDSL and the Express L768/L1.5 6 Express L768/L1.5 User Manual 61202192L1-1 Frame Relay Connectivity to ADTRAN Frame Port 768 • Telecommuter/Home Office Access to the corpor.
Chapter 1: Understanding HDSL and the Express L768/L1.5 61202192L1-1 Express L768/L1.5 User Manual 7 Small Office - Home Office (SOHO) to Corporate LAN • Connects the small office or home office to .
Chapter 1: Understanding HDSL and the Express L768/L1.5 8 Express L768/L1.5 User Manual 61202192L1-1 2. IP Router: The Express L768/L1.5 can function as an IP router using the Routing Information Protocol (RIP) for advertising and learning routes among other routers.
Chapter 1: Understanding HDSL and the Express L768/L1.5 61202192L1-1 Express L768/L1.5 User Manual 9 IP Routing The Express L768/L1.5 operates as an IP router when the Configuration/IP/IP Router/Mode option is configured to On . In PPP mode, the Express L768/L1.
Chapter 1: Understanding HDSL and the Express L768/L1.5 10 Express L768/L1.5 User Manual 61202192L1-1 Front Panel Figure 1-5 shows the front panel of the Express L768/L1.5. The indicators are divided into LAN functions, WAN functions, and Test functions.
Chapter 1: Understanding HDSL and the Express L768/L1.5 61202192L1-1 Express L768/L1.5 User Manual 11 Rear Panel The Express L768/L1.5 has one RJ-45 jack, labeled HDSL, on the rear panel for network connection (see Figure 1-6). There are two sets of switches on the back panel.
Chapter 1: Understanding HDSL and the Express L768/L1.5 12 Express L768/L1.5 User Manual 61202192L1-1 Security Security on network devices is a major concern for almost anyone with a net- work. The Express L768/L1.5 provides many tools for securing the local net- work from hostile users.
61202192L1-1 Express L768/L1.5 User Manual 13 Chapter 2 Installation After unpacking the unit, immediately inspect it for possible shipping dam- age. If damage is discovered, file a claim immediately with the shipping car- rier; then contact the ADTRAN Customer and Product Service (CAPS) department (see inside back cover for information).
Chapter 2: Installation 14 Express L768/L1.5 User Manual 61202192L1-1 A new technology has been developed for the telcos for delivery of T1 service. The technology is known as high-bit-rate digital subscriber line (HDSL).
61202192L1-1 Express L768/L1.5 User Manual 15 Chapter 3 Terminal Menu Operation and Structure TERMINAL MENU STRUCTURE The Express L768/L1.5 uses a multilevel menu structure containing both menu items and data fields. All menu operations and data display in the ter- minal menu window.
Chapter 3: Terminal Menu Operation and Structure 16 Express L768/L1.5 User Manual 61202192L1-1 Figure 3-1 Top Level Terminal Menu Menu Path Describes the current position in the terminal menu structur e. Right Pane Lists available submenus. Additional submenus available through this pane are indicated by the [+] and [DA T A] symbols.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 17 Status The Status menu provides options to review and monitor the status of the Ex- press L768/L1.5 system. See the section Status Menu on page 70 for detailed in- formation on the available options.
Chapter 3: Terminal Menu Operation and Structure 18 Express L768/L1.5 User Manual 61202192L1-1 NAVIGATING THE TERMINAL MENUS The following sections provide information on how to navigate through the terminal menus. General Layout When you first start a terminal mode session, the screen shown in Figure 3-1 on page 16 displays.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 19 Navigation with the Keyboard You can use different keystrokes to navigate through the terminal menu. Press Control-Z to activate a pop-up screen with the available keystrokes.
Chapter 3: Terminal Menu Operation and Structure 20 Express L768/L1.5 User Manual 61202192L1-1 ConÞguration F Restores factory default settings. This setting r estores the factory defaults based on the location of the cursor . Entire submenus can be factory defaulted.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 21 Security Levels Each menu item on the configuration screens has an associated security level. The security level ranges from 0 (highest security level) to 5 (lowest security level).
Chapter 3: Terminal Menu Operation and Structure 22 Express L768/L1.5 User Manual 61202192L1-1 CONFIGURATION MENU Configuration/System Info The System Info menu provides basic information about the unit and displays data fields for editing information.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 23 up to 31 alpha-numeric characters in this field, including spaces and special characters (such as an under bar). System Contact Write security: 3; Read security: 5 Provides a user-configurable text string for the contact name.
Chapter 3: Terminal Menu Operation and Structure 24 Express L768/L1.5 User Manual 61202192L1-1 Configuration/WAN The WAN menu is used to set up the ISDN parameters for the Express L768/ L1.5. Figure 3-3 shows the WAN menu. Figure 3-3 Configuration/WAN Screen WAN/HDSL Write security: 2; Read security: 5 Selects the mode the HDSL line is in.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 25 HDSL/NEBEs Read security: 5 This contains the number of Near-End-Block-Errors (NEBEs) that have been detected by the Express L768/L1.5’s HDSL circuitry. Continuous errors can indicate a line problem, but a burst at one time is normal.
Chapter 3: Terminal Menu Operation and Structure 26 Express L768/L1.5 User Manual 61202192L1-1 Configuration/IP The IP menu is used to set up the IP parameters for the Express L768/L1.5. Any general IP-related configuration item is under this menu. Figure 3-4 shows the IP menu.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 27 whose destination address is not found in the route table. If this address is all zeros, then the first WAN connection becomes the default gateway. IP/Static Routes Static Routes can be inserted under this menu.
Chapter 3: Terminal Menu Operation and Structure 28 Express L768/L1.5 User Manual 61202192L1-1 IP/IP Router The IP router is configured under this menu as follows. IP Router/Mode Write security: 3; Read security: 5 When this option is set to On (def), the Express L768/L1.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 29 RIP/Direction Write security: 3; Read security: 5 Tx and Rx (def)- RIP advertisements are transmitted and listened to on the Ethernet port. Tx only - RIP advertisements are transmitted and not listened to.
Chapter 3: Terminal Menu Operation and Structure 30 Express L768/L1.5 User Manual 61202192L1-1 communication across NAT must be initiated from the LAN side of the Ex- press L768/L1.5. Web Server allows a single machine on the NAT side to be accessed from the Internet side of NAT.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 31 IP/UDP Relay The Express L768/L1.5 can be configured as a relay agent for UDP broadcast packets.
Chapter 3: Terminal Menu Operation and Structure 32 Express L768/L1.5 User Manual 61202192L1-1 IP/Proxy ARP Write security: 4; Read security: 5 This feature allows the network portion of a group of addresses to be shared among several physical network segments.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 33 Configuration/IPX The IPX menu is used to set up the IPX parameters for the Express L768/L1.5. Any general IPX-related configuration item can be found under this menu.
Chapter 3: Terminal Menu Operation and Structure 34 Express L768/L1.5 User Manual 61202192L1-1 IPX/Frame Type Write security: 2; Read security: 5 The Express L768/L1.5 supports all four defined IPX frame types. The possi- ble frame types are: Ether Type II (def), Ether 802.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 35 IPX/SAP Timer Write security: 3; Read security: 5 This value specifies how often the Express L768/L1.5 sends out IPX SAP (Ser- vice Access Protocol) packets on the network segment attached to the Ethernet port.
Chapter 3: Terminal Menu Operation and Structure 36 Express L768/L1.5 User Manual 61202192L1-1 Configuration/Bridge The Bridge menu is used to set up the bridge parameters for the Express L768/ L1.5. The bridging function runs at the Media Access Control (MAC) level which allows any protocol packets that run over Ethernet to be forwarded.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 37 negotiate PPP IPCP to exchange IP packets. However, if a device can only sup- port PPP BCP, IP packets are encapsulated by the device as bridge packets. The Express L768/L1.
Chapter 3: Terminal Menu Operation and Structure 38 Express L768/L1.5 User Manual 61202192L1-1 WAN IPX Bridge/Network Write security: 2; Read security: 5 This is the network address of the virtual Ethernet port. See IPX/Network on page 33 for an explanation of the IPX network number.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 39 Spanning Tree/Priority Write security: 2; Read security: 5 This assigns a priority to the Express L768/L1.5 that permits the relative pri- ority of multiple bridges to be managed.
Chapter 3: Terminal Menu Operation and Structure 40 Express L768/L1.5 User Manual 61202192L1-1 LAN Port/Path Cost Write security: 2; Read security: 5 This is the cost of using the Ethernet port in the total cost of the path. The range is from 1 to 65535 with a default of 100 (for 10 Mbits/second).
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 41 Bridge Group 2/Path Cost Write security: 2; Read security: 5 This setup is exactly like Bridge Group 1 above. Bridge Group 1/Priority Write security: 2; Read security: 5 This setup is exactly like Bridge Group 1 above.
Chapter 3: Terminal Menu Operation and Structure 42 Express L768/L1.5 User Manual 61202192L1-1 Configuration/Security The Security menu is used to set up the authentication parameters needed to authenticate PPP connection. Also, the filter defines are placed under this menu.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 43 Security/Radius Server The parameters for the radius server are configured in this menu. The RADI- US server can be used for authenticating a PPP peer (if defined under Security/ Authentication ) and for Telnet server sessions.
Chapter 3: Terminal Menu Operation and Structure 44 Express L768/L1.5 User Manual 61202192L1-1 respond within the retry count, the PPP peer (or Telnet session) is not authen- ticated and is dropped.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 45 Filter Defines /MAC Filter Defines Write security: 2; Read security: 3 The MAC filter is applied to bridge packets only. Bridge packets which are for- warded by the bridge functionality of the Express L768/L1.
Chapter 3: Terminal Menu Operation and Structure 46 Express L768/L1.5 User Manual 61202192L1-1 Filter Defines /IP Filter Defines Write security: 2; Read security: 3 The IP filter defines apply to any IP packet, whether it is routed or bridged. Up to 32 IP defines can be specified.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 47 Filter Defines /IPX Filter Defines Write security: 2; Read security: 3 The IPX filter defines apply to any IPX packet whether it is routed or bridged. Also, any IPX encapsulation type will be accounted for.
Chapter 3: Terminal Menu Operation and Structure 48 Express L768/L1.5 User Manual 61202192L1-1 Configuration/Frame Relay Frame Relay is a connection-oriented service requiring circuits to be config- ured by your carrier to establish a physical link between two or more locations.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 49 Frame Relay/Maintenance Protocol Write security: 3, Read security: 5 The Frame Relay maintenance protocol is used on the WAN port.
Chapter 3: Terminal Menu Operation and Structure 50 Express L768/L1.5 User Manual 61202192L1-1 When more than one DLCI mapping is listed, the Express L768/L1.5 will try to match the DLCIs learned from the Frame Relay switch with the DLCI values in the map.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 51 IP Map/IARP Write security: 3, Read security: 5 When this is set to Yes (def), the Express L768/L1.5 will send Inverse ARP packets in order to determine the IP address on the other end of the virtual cir- cuit.
Chapter 3: Terminal Menu Operation and Structure 52 Express L768/L1.5 User Manual 61202192L1-1 IP Map/RIP Method Write security: 3, Read security: 5 The way the RIP protocol sends out its advertisements is specified here: None - All routes in the router table are advertised out this virtual circuit with no modification of the metrics.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 53 IPX Map/IARP Write security: 3, Read security: 5 When this is set to Yes (def), the Express L768/L1.5 will send Inverse ARP packets to determine the IPX network on the other end of the virtual circuit.
Chapter 3: Terminal Menu Operation and Structure 54 Express L768/L1.5 User Manual 61202192L1-1 DLCI Mapping/Filters The Express L768/L1.5 can block packets in and out of a PVC port by use of the filters.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 55 Next Oper - The next operation to use to combine with the next filter in the list: END - the last filter to combination. AND - logically AND this filter with the next filter in the list.
Chapter 3: Terminal Menu Operation and Structure 56 Express L768/L1.5 User Manual 61202192L1-1 Configuration/PPP Profile The Express L768/L1.5 uses the PPP profile to specify the profile used when connected using PPP. Figure 3-9 shows the PPP profile menu.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 57 Authentication/Tx Method Write security: 2; Read security: 3 This parameter specifies how the Express L768/L1.5 is to be authenticated by the PPP peer. There are four possible selections.
Chapter 3: Terminal Menu Operation and Structure 58 Express L768/L1.5 User Manual 61202192L1-1 PPP Profile/IP The IP menu contains the parameters for exchanging IP data with the PPP peer.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 59 Route/Force IP Write security: 3; Read security: 5 When set to Yes , the Express L768/L1.5 will force the PPP peer to use the IP address in the IP/Net for this profile as its WAN IP address.
Chapter 3: Terminal Menu Operation and Structure 60 Express L768/L1.5 User Manual 61202192L1-1 RIP/Triggered Write security: 3; Read security: 5 When set to Yes , only IP RIP updates are sent when the routing table has changed and learned routes are not “aged.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 61 this purpose. This causes special handling of this packet by the Express L768/ L1.
Chapter 3: Terminal Menu Operation and Structure 62 Express L768/L1.5 User Manual 61202192L1-1 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.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 63 Forward All - All incoming packets from the WAN are not blocked except as defined in the Filters/In Exceptions list.
Chapter 3: Terminal Menu Operation and Structure 64 Express L768/L1.5 User Manual 61202192L1-1 Filters/LAN-to-WAN (Out) Write security: 2; Read security: 5 The packets which come out toward the WAN from the Express L768/L1.5 can be filtered in three ways: Disabled (def) - Turns off packet output filtering.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 65 Configuration/Management The Express L768/L1.5 can be managed using Telnet, Simple Network Man- agement Protocol (SNMP), or the maintenance port. See Appendix C on page 99 for a description of the MIBs supported by the Express L768/L1.
Chapter 3: Terminal Menu Operation and Structure 66 Express L768/L1.5 User Manual 61202192L1-1 Telnet/User List Up to four users can be configured for access to the Express L768/L1.5. Each user can be assigned a privilege and time out. User List/Name Write security: 1; Read security: 3 A text string of the user name for this session.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 67 Management/SNMP The Express L768/L1.5 is an SNMP agent. It can respond to Get-Requests, Set- Requests, and generate traps. These two lists set up the manager, communi- ties, and levels.
Chapter 3: Terminal Menu Operation and Structure 68 Express L768/L1.5 User Manual 61202192L1-1 SNMP/Traps The Express L768/L1.5 can generate SNMP traps. See Appendix C on page 99 for trap types supported. This list allows up to four managers to be listed to receive traps.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 69 Maint Port/Data Bits Write security: 5; Read security: 5 This is the asynchronous bit rate that the maintenance port will run. The pos- sible values are 7 or 8 (def) bits.
Chapter 3: Terminal Menu Operation and Structure 70 Express L768/L1.5 User Manual 61202192L1-1 STATUS MENU The Express L768/L1.5’s Status menu contains comprehensive status and di- agnostic information used in verifying configuration and identifying prob- lems.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 71 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.
Chapter 3: Terminal Menu Operation and Structure 72 Express L768/L1.5 User Manual 61202192L1-1 Sessions/DLCI Table The status of all virtual circuits is displayed here.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 73 Sessions/Spanning Tree Read security: 5 When Bridge mode and Spanning Tree mode are active, this reflects the cur- rent state of the LAN and WAN ports.
Chapter 3: Terminal Menu Operation and Structure 74 Express L768/L1.5 User Manual 61202192L1-1 Status/Bridge Table Read security: 5 This lists the contents of the Express L768/L1.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 75 Status/IPX Routes Read security: 5 This lists the contents of the Express L768/L1.
Chapter 3: Terminal Menu Operation and Structure 76 Express L768/L1.5 User Manual 61202192L1-1 IPX Servers/Hops - Number of routers that must go through to get to server. Ranges from 0-15 or 16 for infinite. IPX Servers/TTL - Seconds until address is removed from table.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 77 Status/IP Stats Read security: 5 This menu contains IP statistics that can be useful when diagnosing problems.
Chapter 3: Terminal Menu Operation and Structure 78 Express L768/L1.5 User Manual 61202192L1-1 TEST MENU The Express L768/L1.5’s Test menu contains built-in tests that can be used to diagnose problems.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 79 LOGS MENU The Logs menu contain logs displaying important information about the run- ning condition of the Express L768/L1.5. The logs can be set to capture diag- nostics of error conditions only by way of a log level.
Chapter 3: Terminal Menu Operation and Structure 80 Express L768/L1.5 User Manual 61202192L1-1 PPP Log/Active When set to Yes (def), PPP events below or equal the log level are logged into the log. PPP Log/Wrap When set to Yes (def), new PPP events will overwrite old PPP events when the log is full.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 81 Connection Log/Wrap When set to Yes (def), new connection events will overwrite old connection events when the log is full. All logging will stop when the log is full and set to No .
Chapter 3: Terminal Menu Operation and Structure 82 Express L768/L1.5 User Manual 61202192L1-1 Network Log/Level In order 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.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 83 UTILITIES MENU The Express L768/L1.5 has utilities embedded i n i t t o help in managing and testing the network and to facilitate software upgrades. Figure 3-14 shows the Utilities menu.
Chapter 3: Terminal Menu Operation and Structure 84 Express L768/L1.5 User Manual 61202192L1-1 Utilities/Telnet Client Write security: 4; Read security: 5 The Telnet menu can be used to activate the Telnet client function in the Ex- press L768/L1.5. Host - IP address or domain name (if DNS is configured) of Telnet server.
Chapter 3: Terminal Menu Operation and Structure 61202192L1-1 Express L768/L1.5 User Manual 85 Upgrade/Start Transfer This activator is used when the configurable items in this menu are complete. Once started, the Express L768/L1.5 will prompt for erasing the flash.
Chapter 3: Terminal Menu Operation and Structure 86 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 87 Chapter 4 Specifications SPECIFICATIONS AND FEATURES This section describes the standard specifications and features incorporated in the Express L768/L1.5. Network Interface • RJ-45 for HDSL two-wire (Express L768) or four-wire (Express L1.
Chapter 4: Specifications 88 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 89 Appendix A Loop Status Messages The Express L768/L1.5 displays current loop status of the HDSL on the bottom center line of the terminal screen. The following messages are defined: Connected This is seen when the Express L768/L1.
Appendix A: Loop Status Messages 90 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 91 Appendix B Log Messages The Express L768/L1.5 Logs menu contains messages of events that occur. The definitions for some of those log messages are as follows: PPP Log Messages BCP <X> down level 5 Bridge Control Protocol port <X> has been dropped between Express L768/ L1.
Appendix B: Log Messages 92 Express L768/L1.5 User Manual 61202192L1-1 EAP authen failed level 3 The PPP peer has rejected the Express L768/L1.5’s username and/or pass- word used for authenticating. Check to make sure the Configuration/Con- nection List/Authentication parameters Tx Method , Tx Username , and Tx Password are correct.
Appendix B: Log Messages 61202192L1-1 Express L768/L1.5 User Manual 93 Negot not converging level 2 Negotiation of the LCP layer is unattainable due to misconfiguration or the Ex- press L768/L1.5 or PPP peer is requiring authentication and the other is refus- ing.
Appendix B: Log Messages 94 Express L768/L1.5 User Manual 61202192L1-1 Peer failed PAP authen level 3 The PPP peer’s reported PAP username and/or password does not match the Express L768/L1.5’s parameters. This is most likely caused by PPP peer send- ing incorrect username and/or password.
Appendix B: Log Messages 61202192L1-1 Express L768/L1.5 User Manual 95 Router stack error - Fatal error in protocol stack general panic - general error no rip - rip tasks could not start out of memory.
Appendix B: Log Messages 96 Express L768/L1.5 User Manual 61202192L1-1 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.
Appendix B: Log Messages 61202192L1-1 Express L768/L1.5 User Manual 97 Telnet Session Closed level 4 Telnet server has closed connection. Telnet Session failed, error <errnum> level 2 Telnet server could not connect to Telnet client due to error.
Appendix B: Log Messages 98 Express L768/L1.5 User Manual 61202192L1-1 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.
61202192L1-1 Express L768/L1.5 User Manual 99 Appendix C SNMP Understanding SNMP As Local Area Network (LAN) environments became standardized over the past ten years, multi-vendor equipment grew with competition. It became necessary to manage the various vendor equipment from a single control con- sole.
Appendix C: SNMP 100 Express L768/L1.5 User Manual 61202192L1-1 Using SNMP Version 1, the network manager can issue three types of com- mands: • GetRequest : This command retrieves a single item or the first in a series from a network device. • GetNextRequest : This command retrieves the next item in a series from a network device.
Appendix C: SNMP 61202192L1-1 Express L768/L1.5 User Manual 101 Communities The Express L768/L1.5 permits up to eight communities to be defined. The privilege level of each community can be set. The default community is public with read-only privileges.
Appendix C: SNMP 102 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 103 Appendix D Connector Pinouts Table D-A IBM/AT Style EIA-232 Interface I = Input O = Output N/A = Not Applicable N/C = Not Connected Table D-B RJ-45 HDSL .
Appendix D: Connector Pinouts 104 Express L768/L1.5 User Manual 61202192L1-1 Table D-C 10BaseT Ethernet The switch position can be set for either TO NIC or T O HUB on the back panel of the Express L768/L1.5. The rear panel is illustrated in Figure 1-6 on page 11.
61202192L1-1 Express L768/L1.5 User Manual 105 Appendix E Terminal Mode Commands The Express L768/L1.5 supports a command line interface. All menu options are configurable and readable from the terminal mode.
Appendix E: Terminal Mode Commands 106 Express L768/L1.5 User Manual 61202192L1-1 One of the following key words must be used first: Some examples are listed below: telnet user 1 name ÒguestÓ sets u.
Appendix E: Terminal Mode Commands 61202192L1-1 Express L768/L1.5 User Manual 107 Additional Commands Other commands available from the terminal mode are given below: Download/Uploading Configuration The Express L768/L1.5’s configuration can be captured to a text file using the download command.
Appendix E: Terminal Mode Commands 108 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 109 Glossary 10Base2 IEEE 802.3 specification, similar to Ethernet, using thin coaxial cable that runs at 10 Mbps, with a maximum distance of 185 meters per segment. Also known as Thin Ethernet or Thinwire Ethernet.
Glossary 110 Express L768/L1.5 User Manual 61202192L1-1 CCITT Consultative Committee on International Telephony and Telegraphy. A body of the International Telegraph Union (ITU) which prepares recommendations, commonly referred to as international standards, to resolve technical tele- graph and telephone problems.
Glosssary 61202192L1-1 Express L768/L1.5 User Manual 111 four-wire circuits Telephone lines using two wires for transmitting and two wires for receiving, offering much higher quality than a 2-wire circuit. All long distance circuits are 4-wire. Almost all local phone lines and analog phones are 2-wire.
Glossary 112 Express L768/L1.5 User Manual 61202192L1-1 IEEE 802.3 A physical layer standard specifying a linear 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.
Glosssary 61202192L1-1 Express L768/L1.5 User Manual 113 jitter The slight movement of a transmission signal in time or phase that can intro- duce errors and loss of synchronization for high-speed synchronous commu- nications. See phase jitter. LATA Local Access and Transport Area.
Glossary 114 Express L768/L1.5 User Manual 61202192L1-1 netmask A 32-bit bit mask which shows how an Internet address is to be divided 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.
Glosssary 61202192L1-1 Express L768/L1.5 User Manual 115 router An interface which finds the best route between two networks. Routers for- ward packets from one network to another, based on network layer informa- tion. routing metric The method by which a routing algorithm determines one route is better than another.
Glossary 116 Express L768/L1.5 User Manual 61202192L1-1 spoofing Spoofing reduces the required bandwidth by having devices, such as bridges or routers, answer for the remote devices. This causes the remote LAN to ap- pear as if it is still connected to the LAN device even though it is not.
Glosssary 61202192L1-1 Express L768/L1.5 User Manual 117 2B+D The Basic Rate Interface (BRI) in ISDN. A single ISDN circuit divided into two 64 kbps digital channels for voice or data and one 16 kbps channel for low speed data (up to 9,600 baud) and signalling.
Glossary 118 Express L768/L1.5 User Manual 61202192L1-1.
61202192L1-1 Express L768/L1.5 User Manual 119 Acronyms AEP ................... AppleTalk Echo Protocol AMI ................... Alternate Mark Inversion ARP ................... Address Resolution Protocol B (Channel) .... A 64 kbps digital information channel BCP .
Acronyms 120 Express L768/L1.5 User Manual 61202192L1-1 IPCP ...................Internet Protocol Control Protocol IPX ......................Internetwork Packet Exchange I 2 L .......................Integrated Injected Logic IEC .....................Inter-Exchange Carrier ISDN .
61202192L1-1 Express L768/L1.5 User Manual 121 Index Numerics 10-base-T interface 104 2047 loopback 78 A address table 41 address table/aging 41 address table/forward policy 41 ADTRAN frame port 768 6.
Index 122 Express L768/L1.5 User Manual 61202192L1-1 configuration menu 15, 22 configuration/bridge 36 configuration/frame relay 48 configuration/IP 26 configuration/IPX 33 configuration/management 65.
Index 61202192L1-1 Express L768/L1.5 User Manual 123 firmware revision 23 forward delay 39 frame relay 8, 48 frame relay connectivity to ADTRAN frame port 768 6 frame relay/DLCI mapping 49 frame relay.
Index 124 Express L768/L1.5 User Manual 61202192L1-1 L L2 protocol 25 LAN bridge 7 LAN connection 14 LAN port 39 LAN port/active 39 LAN port/path cost 40 LAN port/priority 40 LAN stats 76 LEDs 10 log .
Index 61202192L1-1 Express L768/L1.5 User Manual 125 physical specifications 87 ping 83 poison reverse 28, 59 polling frequency 49 power requirements 87 PPP 8, 44, 61 PPP log 79 PPP log messages 91 PP.
Index 126 Express L768/L1.5 User Manual 61202192L1-1 SNMP/communities 67 SNMP/traps 68 SOHO (small office - home office) 7 spanning tree 38, 73 spanning tree algorithm 7, 8, 38 spanning tree/bridge gr.
Index 61202192L1-1 Express L768/L1.5 User Manual 127 UDP relay list/UDP ports 1, 2, 3 31 UDP relay/mode 31 UDP relay/UDP relay list 31 upgrade menu 84 upgrade/abort transfer 85 upgrade/filename 84 upg.
Index 128 Express L768/L1.5 User Manual 61202192L1-1.
Product Support Information Presales Inquiries and Applications Support Please contact your local distributor, ADTRAN Applications Engineering, or ADTRAN Sales: Post-Sale Support Please contact your local distributor first. If your local distributor cannot help, please contact ADTRAN Technical Support and have the unit serial number available.
Ein wichtiger Punkt beim Kauf des Geräts ADTRAN L768 (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
Wenn Sie ADTRAN L768 noch nicht gekauft haben, ist jetzt ein guter Moment, um sich mit den grundliegenden Daten des Produkts bekannt zu machen. Schauen Sie zuerst die ersten Seiten der Anleitung durch, die Sie oben finden. Dort finden Sie die wichtigsten technischen Daten für ADTRAN L768 - auf diese Weise prüfen Sie, ob das Gerät Ihren Wünschen entspricht. Wenn Sie tiefer in die Benutzeranleitung von ADTRAN L768 reinschauen, lernen Sie alle zugänglichen Produktfunktionen kennen, sowie erhalten Informationen über die Nutzung. Die Informationen, die Sie über ADTRAN L768 erhalten, werden Ihnen bestimmt bei der Kaufentscheidung helfen.
Wenn Sie aber schon ADTRAN L768 besitzen, und noch keine Gelegenheit dazu hatten, die Bedienungsanleitung zu lesen, sollten Sie es aufgrund der oben beschriebenen Gründe machen. Sie erfahren dann, ob Sie die zugänglichen Funktionen richtig genutzt haben, aber auch, ob Sie keine Fehler begangen haben, die den Nutzungszeitraum von ADTRAN L768 verkürzen könnten.
Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit ADTRAN L768. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei ADTRAN L768 gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.