Page 2 - Copyright
Printed on recycled paper A 7975-A2-GB20-40 December 1998 Copyright E 1998 Paradyne Corporation. All rights reserved.Printed in U.S.A. Notice This publication is protected by federal copyright law. No part of this publication may be copied or distributed,transmitted, transcribed, stored in a retriev...
Page 3 - Important Safety Instructions
Important Information B 7975-A2-GB20-40 December 1998 Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. Input power to this product must be provided by one of the following: (1) a UL Listed/CSA Certified power so...
Page 4 - EMI Warnings
Important Information C 7975-A2-GB20-40 December 1998 EMI Warnings ! WARNING: This equipment has been tested and found to comply with the limits for a Class A digital device,pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection againstharmful interference w...
Page 5 - Contents; About This Guide
i 7975-A2-GB20-40 December 1998 Contents About This Guide H Document Purpose and Intended Audience v . . . . . . . . . . . . . . . . . . . . . . . . . H Document Summary v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Product-Related Documents vi . . . ....
Page 6 - ii; Initial Startup and Configuration
Contents ii 7975-A2-GB20-40 December 1998 3 Initial Startup and Configuration H Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Connecting Power to the Unit 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 7 - iii; Testing
Contents iii 7975-A2-GB20-40 December 1998 5 Testing H Accessing the Test Menu 5-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Running Network Tests 5-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Line Loopback 5-3 . . ....
Page 8 - iv
Contents iv 7975-A2-GB20-40 December 1998 A Configuration Option Tables H Overview A-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Network Interface Options Menu A-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 9 - Document Purpose and Intended Audience; Section
v 7975-A2-GB20-40 December 1998 About This Guide Document Purpose and Intended Audience This guide contains information needed to set up, configure, and operate theHotwire 7975 Multirate/Symmetric Digital Subscriber Line (M/SDSL) StandaloneTermination Unit and is intended for installers and operator...
Page 10 - Product-Related Documents; Document Number
About This Guide vi 7975-A2-GB20-40 December 1998 Section Description Appendix A Configuration Option Tables. Contains all configurationoptions, default settings, and possible settings. Appendix B Standards Compliance for SNMP Traps. Contains SNMPtrap compliance information. Appendix C Cables and Pi...
Page 13 - Network Configuration; Sample M/SDSL Configurations; User Interface Types
About the Hotwire 7975 Standalone Termination Unit 1-3 7975-A2-GB20-40 December 1998 Network Configuration Figure 1-1 shows a network application using a 4-port Hotwire 8775 M/SDSLTermination Unit for access concentration in a central office (CO). A frame relayswitch and a router are connected, thro...
Page 14 - Front Panel LED Status Indicators; Hotwire 7975 Standalone Termination Unit Front Panel; Rear Panel Interface Connections; Hotwire 7975 Standalone Termination Unit Rear Panel
About the Hotwire 7975 Standalone Termination Unit 1-4 7975-A2-GB20-40 December 1998 Front Panel LED Status Indicators Figure 1-2 shows the front panel of the 7975 Standalone Termination Unit. Formore information on front panel LEDs, refer to Chapter 4, Monitoring the Unit . PO WER ALARM TEST DSL DT...
Page 15 - SNMP Management Capabilities; Management Information Base (MIB) Support; M/SDSL SNMP Configuration
About the Hotwire 7975 Standalone Termination Unit 1-5 7975-A2-GB20-40 December 1998 SNMP Management Capabilities The termination unit supports SNMP Version 1, and can be managed by anyindustry-standard SNMP manager and accessed using SNMP by external SNMPmanagers. Management Information Base (MIB) ...
Page 17 - User Interface Access; Communication Port Settings
2-1 7975-A2-GB20-40 December 1998 Using the Asynchronous TerminalInterface 2 User Interface Access You can communicate with the Hotwire 7975 Standalone Termination Unit with anasynchronous terminal interface (ATI) using one of the following methods: H Direct connection through the COM port. H Using ...
Page 18 - Initiating an ATI Session; connection refused; connection failed
Using the Asynchronous Terminal Interface 2-2 7975-A2-GB20-40 December 1998 Initiating an ATI Session The Main Menu screen is displayed on the screen unless a login ID andpassword is required or the ATI is already in use. If security is enabled on the 7975 Standalone Termination Unit and you usedTel...
Page 19 - Data selection criteria – What you entered in previous screens.
Using the Asynchronous Terminal Interface 2-3 7975-A2-GB20-40 December 1998 ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ...
Page 21 - Screen Work Areas
Using the Asynchronous Terminal Interface 2-5 7975-A2-GB20-40 December 1998 Screen Work Areas There are two user work areas: H Screen area – This is the area above the dotted line that provides the menupath, menus, and input fields. The menu path appears as the first line on the screen. In this manu...
Page 22 - Navigating the Screens; Keyboard Keys; Procedure
Using the Asynchronous Terminal Interface 2-6 7975-A2-GB20-40 December 1998 Navigating the Screens You can navigate the screens by: H Using keyboard keys H Using screen function keys H Switching between the two screen work areas Keyboard Keys Use the following keyboard keys to navigate within the sc...
Page 23 - Screen Function Keys
Using the Asynchronous Terminal Interface 2-7 7975-A2-GB20-40 December 1998 The current setting or value appears to the right of the field name. You can enterinformation into a selected field by: H Typing in the first letter(s) of a field value or command. H Switching from the screen area to the scr...
Page 24 - Switching Between Screen Work Areas
Using the Asynchronous Terminal Interface 2-8 7975-A2-GB20-40 December 1998 Switching Between Screen Work Areas Select Ctrl-a to switch between the two screen work areas to perform all screenfunctions. " Procedure To access the screen function area below the dotted line: 1. Press Ctrl-a to switc...
Page 25 - Ending an ATI Session
Using the Asynchronous Terminal Interface 2-9 7975-A2-GB20-40 December 1998 Ending an ATI Session Use the Exit function key from any screen to terminate the session. " Procedure To end a session with the asynchronous terminal interface: 1. Press Ctrl-a to go to the screen function key area below...
Page 27 - Overview
3-1 7975-A2-GB20-40 December 1998 Initial Startup and Configuration 3 Overview This chapter provides instructions on how to access and configure your unit forthe first time. This chapter includes procedures for: H Connecting power to the unit. H Connecting the unit to the network. H Connecting a sys...
Page 28 - Connecting Power to the Unit; Connecting the Unit to an Optional External DC Power Source; +24 Vdc Power Supply Pinouts
Initial Startup and Configuration 3-2 7975-A2-GB20-40 December 1998 Connecting Power to the Unit If your package includes a power pack: Plug the power pack into an ac outlethaving a nominal voltage rating between 100–240 Vac. Connect the output cableof the power pack to the connector marked POWER on...
Page 29 - Connecting to the Network; Connecting to a System Terminal
Initial Startup and Configuration 3-3 7975-A2-GB20-40 December 1998 Connecting to the Network " Procedure To connect your unit to the network: 1. Connect one end of the network cable into the rear panel DSL jack. Connect the other end to your DSL network interface. NOTE: Do not use a flat VF net...
Page 30 - Entering Identity Information; System Name: The general SNMP system name.
Initial Startup and Configuration 3-4 7975-A2-GB20-40 December 1998 Entering Identity Information After accessing your unit for the first time, use the Change Identity screen todetermine SNMP administrative system information that will be displayed on theIdentity screen of the Status branch. To acce...
Page 31 - Choosing a Configuration Mode; Configuration Options; Configuration Option Area
Initial Startup and Configuration 3-5 7975-A2-GB20-40 December 1998 " Procedure To enter Change Identity screen information: 1. Position the cursor in the System Name field. Enter a name unique in your network to identify the SNMP managed node (or unit).The maximum length of System Name is 128 c...
Page 32 - Configuring the Unit Using the Internal Switches
Initial Startup and Configuration 3-6 7975-A2-GB20-40 December 1998 Configuring the Unit Using the Internal Switches Use internal Switchpacks S1 and S2 to manually configure the unit. Use Figure 3-1 to locate Switchpacks S1 and S2. ! HANDLING PRECAUTIONS FORSTATIC-SENSITIVE DEVICES This product is d...
Page 33 - Switchpack Locations; Hotwire 7975 Standalone Termination Unit Switchpack Locations
Initial Startup and Configuration 3-7 7975-A2-GB20-40 December 1998 Switchpack Locations Use Figure 3-1 to locate Switchpacks S1 and S2. 98-15937 Switchpack S1 & S2 Front S2 Rear S1 678 ON 12345 678 ON 12345 Figure 3-1. Hotwire 7975 Standalone Termination Unit Switchpack Locations
Page 34 - Switchpack Definitions; Switchpack S1 Definitions
Initial Startup and Configuration 3-8 7975-A2-GB20-40 December 1998 Switchpack Definitions Manually change configuration options by moving Switchpack S1 DIP switcheson the card. Table 3-1 lists Switchpack S1 definitions. Table 3-1. Switchpack S1 Definitions Switch # . . . Allows you to . . . Default...
Page 35 - Selectable Payload Rates (Switches 4–8 on Switchpack S1)
Initial Startup and Configuration 3-9 7975-A2-GB20-40 December 1998 Table 3-2. Selectable Payload Rates (Switches 4–8 on Switchpack S1) Switch Number AssociatedDSL Line Sync Port Payload Rate 8 7 6 5 4 DSL LineRate 2048 kbps (32 x 64) OFF OFF OFF OFF OFF 2064 kbps 1984 kbps (31 x 64) ON ON ON ON ON ...
Page 36 - Switchpack S2 Definitions; DSL Line Rate, Switches 3–5 on Switchpack S2
Initial Startup and Configuration 3-10 7975-A2-GB20-40 December 1998 Table 3-3 lists Switchpack S2 definitions. Table 3-3. Switchpack S2 Definitions Switch # . . . Allows you to . . . Default in Bold 1 Control whether the unit is an LTU or an NTU. OFF = NTUON = LTU 2 Control enabling and disabling o...
Page 37 - Accessing and Displaying Configuration Options
Initial Startup and Configuration 3-11 7975-A2-GB20-40 December 1998 Accessing and Displaying Configuration Options To display configuration options, you must first load a configuration into the editarea. To load a configuration option set into the configuration edit area, follow thismenu selection ...
Page 38 - Configuration Edit/Display
Initial Startup and Configuration 3-12 7975-A2-GB20-40 December 1998 Configuration Edit/Display The Configuration Edit/Display screen is displayed when the current, customer, ordefault configuration is loaded. To access the Configuration Edit/Display screen,follow this menu selection sequence: Main ...
Page 39 - Configuring AutoRate
Initial Startup and Configuration 3-13 7975-A2-GB20-40 December 1998 Configuring AutoRate The M/SDSL AutoRate function is controlled from the Network Interface Optionsscreen and allows you to enable or disable AutoRate from a unit configured as anLTU. To access the Network Interface screen, follow t...
Page 40 - Configuration Loader
Initial Startup and Configuration 3-14 7975-A2-GB20-40 December 1998 Table 3-5. Fixed Rate Payload Rates and DSL Line Rates DSL Line Rate (kbps) 2 Mbps units 144 272 400 528 784 1040 1552 2064 P 64 192 320 448 576 832 1088 1600 P ay 128 256 384 512 640 896 1152 1664 y l o 704 960 1216 1728 o a d 768...
Page 41 - Completed successfully
Initial Startup and Configuration 3-15 7975-A2-GB20-40 December 1998 " Procedure To upload or download a configuration: 1. Position the cursor in the Image File Name field. Type the name of the file to be downloaded, or the name to be used for the file to be uploaded. The file name may be a regu...
Page 42 - Saving Configuration Options
Initial Startup and Configuration 3-16 7975-A2-GB20-40 December 1998 Saving Configuration Options When changes are made to the configuration options through the ConfigurationEdit/Display branch, the changes must be saved to take effect. Use the Save keyor Save Configuration screen. " Procedure T...
Page 43 - Download Code
Initial Startup and Configuration 3-17 7975-A2-GB20-40 December 1998 Download Code The Download Code screen allows you to download firmware from a TFTPserver. To access the Download Code screen, follow this menu selectionsequence: Main Menu → Control → Download Code ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎ...
Page 45 - What to Monitor
4-1 7975-A2-GB20-40 December 1998 Monitoring the Unit 4 What to Monitor This chapter presents information on how to access and monitor Hotwire 7975Standalone Termination Units on the E1 network. You can monitor 7975Standalone Termination Unit operations by viewing: H System and Test Status screens H...
Page 46 - Viewing System and Test Status
Monitoring the Unit 4-2 7975-A2-GB20-40 December 1998 Viewing System and Test Status To view System and Test Status information, follow this menu selectionsequence: Main Menu → Status → System and Test Status ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎ...
Page 47 - Health and Status; Health and Status Messages
Monitoring the Unit 4-3 7975-A2-GB20-40 December 1998 Health and Status The following messages can appear in the first column of the System and TestStatus screen. The highest priority Health and Status message also appears onall ATI screens on the bottom right. Table 4-1. Health and Status Messages ...
Page 49 - Test Status; Test Status Messages
Monitoring the Unit 4-5 7975-A2-GB20-40 December 1998 Test Status The Test Status messages in the following table appear in the right column of the System and Test Status screen. Table 4-3. Test Status Messages Test Status Message Meaning No Test Active No tests are currently running. LLB Test Activ...
Page 50 - Viewing Network Error Statistics
Monitoring the Unit 4-6 7975-A2-GB20-40 December 1998 Viewing Network Error Statistics The 7975 Standalone Termination Unit maintains error statistics on the networkDSL interface for port 1. Statistics are maintained for up to 96 15-minute intervals(24 hours). To view the Network Error Statistics, f...
Page 52 - Viewing Network Performance Statistics
Monitoring the Unit 4-8 7975-A2-GB20-40 December 1998 Viewing Network Performance Statistics Network performance statistics allow you to monitor the current status of thenetwork DSL operations. Performance statistics can assist you in determining theduration of specific conditions and provide a hist...
Page 53 - Viewing 7975 Standalone Termination Unit LEDs; General LEDs display the status of the unit
Monitoring the Unit 4-9 7975-A2-GB20-40 December 1998 This Field . . . Contains . . . Current IntervalTimer The number of seconds which have elapsed in the current15-minute interval. Maximum value is 900 seconds (15 minutes).This counter resets every 15 minutes. DSL Line Rate The rate of the DSL lin...
Page 54 - 975 Standalone Termination Unit LEDs; Type
Monitoring the Unit 4-10 7975-A2-GB20-40 December 1998 7975 Standalone Termination Unit LEDs The following table contains a description of the LEDs on the 7975 StandaloneTermination Unit front panel. PO WER ALARM TEST DSL DTE 98-15856 7975 M/SDSL TM TM Type LED LED is . . . Indicating . . . SYSTEM P...
Page 55 - Accessing the Test Menu
5-1 7975-A2-GB20-40 December 1998 Testing 5 Accessing the Test Menu From the Test menu, you can run network tests, data port tests, and a lamp testfor the front panel LEDs. To access the Test menu, follow this menu selection sequence: Main Menu → Test Î Î ÎÎ ÎÎ main/test Hotwire Model: 7975 TEST Net...
Page 56 - Running Network Tests; The Results column displays the test duration.
Testing 5-2 7975-A2-GB20-40 December 1998 Running Network Tests Network tests require the participation of your network service provider. Toaccess the Network Tests screen, follow this menu selection sequence: Main Menu → Test → Network Tests ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎ...
Page 57 - Line Loopback
Testing 5-3 7975-A2-GB20-40 December 1998 Line Loopback Line Loopback (LLB) loops the received signal on the network interface back tothe network without change. 98-15931 NTU/LTU Network Interface All 1s Port Interface Framer EIA-530 Port CAP " Procedure To run a Line Loopback: 1. Position the c...
Page 58 - Repeater Loopback
Testing 5-4 7975-A2-GB20-40 December 1998 Repeater Loopback Repeater Loopback (RLB) loops the signal being sent from the data port back tothe data port and to the network interface. 98-15932 NTU/LTU Network Interface Port Interface Framer EIA-530 Port CAP " Procedure To run a Repeater Loopback: ...
Page 59 - Send Remote Line Loopback
Testing 5-5 7975-A2-GB20-40 December 1998 Send Remote Line Loopback The LTU initiates the test by sending a line loopback up or down command to theremote unit for 10 seconds. When the remote unit detects the loopback upcommand, it puts itself in line loopback and lights the front panel test LED. The...
Page 61 - Running SYNC Data Port Tests
Testing 5-7 7975-A2-GB20-40 December 1998 Running SYNC Data Port Tests To access the SYNC Data Port Tests screen, follow this menu selectionsequence: Main Menu → Test → SYNC Data Port Tests ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ ÎÎÎÎÎÎ...
Page 62 - Data Terminal Loopback
Testing 5-8 7975-A2-GB20-40 December 1998 Data Terminal Loopback Data Terminal Loopback (DTLB) loops the user data back to the DTE. Thisloopback is located as closely as possible to the user data port (DTE) interface. 98-15933 NTU/LTU Network Interface Port Interface Framer EIA-530 Port CAP All 1s &...
Page 63 - Data Channel Loopback
Testing 5-9 7975-A2-GB20-40 December 1998 Data Channel Loopback Data Channel Loopback (DCLB) loops the data from the network interface backto the network. This loopback is located as closely as possible to the user dataport (DTE) interface. 98-15934 NTU/LTU Network Interface Port Interface Framer EI...
Page 64 - Send Remote Data Channel Loopback
Testing 5-10 7975-A2-GB20-40 December 1998 Send Remote Data Channel Loopback The local termination unit can send an Up or Down sequence to request the startor stop of a Data Channel Loopback (DCLB) on a remote unit. 98-15935 NTU/LTU Port Interface Framer EIA-530 Port CAP All 1s NTU/LTU Port Interfac...
Page 65 - Device Tests; Lamp Test
Testing 5-11 7975-A2-GB20-40 December 1998 Device Tests The Device Tests branch is used to access the only card-level test, the LampTest. To access the Device Tests screen, follow this menu selection sequence: Main Menu → Test → Device Tests main/test/card Hotwire Model: 7975 DEVICE TESTS Test Comma...
Page 66 - Ending an Active Test; Command
Testing 5-12 7975-A2-GB20-40 December 1998 Ending an Active Test Except for the Remote Send Line Loopback and Remote DCLB, a test initiated bythe user can be ended by the user. Tests can also be terminated automatically byenabling the Test Timeout option from the System Options Menu. H A Test Timeou...
Page 67 - Messages and Troubleshooting
6-1 7975-A2-GB20-40 December 1998 Messages and Troubleshooting 6 Overview There are many messages available to assess the status of the device andcontribute to problem resolutions. Refer to the following sections: H Configuring SNMP Traps H Device Messages H Troubleshooting
Page 69 - Device Messages; Device Message
Messages and Troubleshooting 6-3 7975-A2-GB20-40 December 1998 Device Messages The Device Messages in Table 6-1, listed in alphabetical order, can appear in the messages area at the bottom of the ATI screens. Table 6-1. Device Messages (1 of 2) Device Message What Message Indicates What To Do Access...
Page 71 - Troubleshooting; Symptom
Messages and Troubleshooting 6-5 7975-A2-GB20-40 December 1998 Troubleshooting This 7975 Standalone Termination Unit is designed to provide you with manyyears of trouble-free service. If a problem occurs, however, refer to Table 6-2 for possible solutions. Table 6-2. Troubleshooting (1 of 2) Symptom...
Page 73 - ATI Access Levels; Access Levels
7-1 7975-A2-GB20-40 December 1998 Security 7 Overview The 7975 Standalone Termination Unit provides several methods of security bylimiting user access to the ATI through option settings. You can: H Enable the Telnet Login Required option. H Limit the access by setting a Session Access Level option o...
Page 74 - Creating a Login
Security 7-2 7975-A2-GB20-40 December 1998 Access level is also used to control access via Telnet. If the Telnet SessionAccess Level is set to Administrator (see Table A-5, Telnet Session Options ), a Login ID with an Operator access level is not permitted access. Creating a Login Logins apply to th...
Page 76 - Deleting a Login; Controlling SNMP Access; Assigning SNMP Community Names and Access Types
Security 7-4 7975-A2-GB20-40 December 1998 Deleting a Login " Procedure 1. To delete a login record, follow this menu selection sequence: Main Menu → Control → Administer Logins 2. Select PgUp or PgDn and press Enter to page through login pages / records until you find the one to be deleted. 3. ...
Page 77 - Limiting SNMP Access through the IP Addresses of the Managers
Security 7-5 7975-A2-GB20-40 December 1998 Limiting SNMP Access through the IP Addresses of the Managers The unit provides an additional level of security through validation of the IPaddresses. The SNMP Management option must be enabled. To control SNMP access withIP addresses, follow this menu sele...
Page 79 - Selecting an IP Addressing Scheme
8-1 7975-A2-GB20-40 December 1998 IP Addressing 8 Selecting an IP Addressing Scheme The NTU’s network interface IP address is assigned through the peer IP addressof the LTU’s Network Interface menu. The NTU obtains the LTU’s IP address andsubnet mask when the PPP link is established over the EOC. Th...
Page 80 - IP Addressing Example; Peer IP Address Assignments
IP Addressing 8-2 7975-A2-GB20-40 December 1998 IP Addressing Example 98-15901 DSLAM DSLAM 7975 7975 7975 MCC BaseAddress = 126.35.50.1 MCC Base SubnetMask = 255.255.255.0 Port 1 Peer IP Address = 126.35.50.5 MCC LTU 8775 Port 2 Peer IP Address = 126.35.10.1 Port 3 Peer IP Address = 126.35.10.2 Port...
Page 82 - Network Interface Options Menu
Configuration Option Tables A-2 7975-A2-GB20-40 December 1998 Network Interface Options Menu For Network Interface Options, refer to Table A-1. To access the NetworkInterface Options screen, follow this menu selection sequence: Main Menu → Configuration → Current Configuration → Network Table A-1. N...
Page 84 - Synchronous Data Port Options Menu
Configuration Option Tables A-4 7975-A2-GB20-40 December 1998 Synchronous Data Port Options Menu For Synchronous Data Port Options, refer to Table A-2. To access theSynchronous Data Port Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → SYNC P...
Page 87 - System Options Menu
Configuration Option Tables A-7 7975-A2-GB20-40 December 1998 System Options Menu For System Options, refer to Table A-3. To access the System Options screen,follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → System Table A-3. System Options DSL Mode Possible ...
Page 88 - Communication Port
Configuration Option Tables A-8 7975-A2-GB20-40 December 1998 Communication Port For Communication Port Options, refer to Table A-4. To access theCommunication Port screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Communication Port Table A-4. Commun...
Page 91 - Management and Communication Options Menu; Telnet Sessions Options
Configuration Option Tables A-11 7975-A2-GB20-40 December 1998 Management and Communication Options Menu The Management and Communication Options Menu includes the following: H Telnet Sessions Options , Table A-5 H Communication Protocol Options , Table A-6 H SNMP Traps Options , Table A-7 H General...
Page 92 - Communication Protocol Options
Configuration Option Tables A-12 7975-A2-GB20-40 December 1998 Table A-5. Telnet Sessions Options (2 of 2) Session Access Level Possible Settings: Administrator, OperatorDefault Setting: Administrator The Telnet session access level is interrelated with the access level of the Login ID.Refer to ATI ...
Page 99 - SNMP Traps; warmStart; authenticationFailure
B-1 7975-A2-GB20-40 December 1998 Standards Compliance forSNMP Traps B SNMP Traps This section describes the unit’s compliance with SNMP standards and anyspecial operational features for the SNMP traps supported. The unit supports thefollowing traps: H warmStart H authenticationFailure H linkUp H li...
Page 100 - linkUp and linkDown
Standards Compliance for SNMP Traps B-2 7975-A2-GB20-40 December 1998 linkUp and linkDown The link SNMP traps are: H linkUp – The unit recognizes that one of the communication interfaces isoperational. H linkDown – The unit recognizes that one of the communication interfaces isnot operational. The n...
Page 101 - Enterprise-Specific Traps; SNMP Trap
Standards Compliance for SNMP Traps B-3 7975-A2-GB20-40 December 1998 Enterprise-Specific Traps The enterpriseSpecific trap indicates that an enterprise-specific event hasoccurred. The Specific-trap field identifies the particular trap that occurred. Thefollowing table lists the enterprise-specific ...
Page 102 - Interface
Standards Compliance for SNMP Traps B-4 7975-A2-GB20-40 December 1998 The tests that affect the enterpriseTestStart, enterpriseTestStop, and thevariable-bindings are different for each particular interface. Diagnostic tests areonly supported on the physical E1 network and user data port interfaces. ...
Page 104 - DSL Network Interface Cable; DSL Network Interface Connector
Cables and Pin Assignments C-2 7975-A2-GB20-40 December 1998 DSL Network Interface Cable The DSL line interface cable is a 20-foot, 24 AWG solid, 2-twisted-pair cable thatis RJ48C-to-RJ48C (Figure C-1). Table C-1. DSL Network Interface Connector Signal Pin Number Ring 4 Tip 5 98-15954 Unused Unused ...
Page 105 - COM Port Interface Cable
Cables and Pin Assignments C-3 7975-A2-GB20-40 December 1998 COM Port Interface Cable The COM port connects to either a PC or to an ASCII terminal or printer foralarms. The COM port-to-PC cable is a 14-foot, 26 AWG, 8-conductor cable withan 8-position modular plug keyed connector and a DB9 socket co...
Page 106 - Signal
Cables and Pin Assignments C-4 7975-A2-GB20-40 December 1998 Table C-2. COM Port Connector (J6) Signal Direction Pin Number Reserved for future use to DTE (Out) 1 DCE Received Data to DTE (Out) 2 Signal Ground — 3 DCE Transmit Data from DTE (IN) 4 DCE Data Terminal Ready from DTE (IN) 5 DCE Carrier ...
Page 107 - EIA-530A Port Interface Connector
Cables and Pin Assignments C-5 7975-A2-GB20-40 December 1998 EIA-530A Port Interface Connector The EIA-530A Port interface connector information is shown in Table C-3. Table C-3. EIA-530A Port Interface Connector Signal CircuitMnemonic CCITTNumber Direction Pin Shield — — — 1 Signal Common AB 102A —...
Page 111 - RS449 Cable Interface
Cables and Pin Assignments C-9 7975-A2-GB20-40 December 1998 Table C-4. RS449 Cable Interface Signal CircuitMnemonic CCITTNumber Direction Pin Shield — — — 1 Signal Ground SG 102A — 19 Receive Ground RC 102B — 20 Send Common SC — — 37 Send Data SD 103 To DSU/CSU 4 (A) 22 (B) Receive Data RD 104 From...
Page 114 - Power Input Connector; DC Power Connector; Optional Power Cable
Cables and Pin Assignments C-12 7975-A2-GB20-40 December 1998 Power Input Connector The required input power connector leads are shown in Table C-6. Table C-6. DC Power Connector Signal Pin Number +24 Vdc 5 +24 Vdc Return 4 Chassis Ground 3 Optional Power Cable The optional power cable is a 14.5-foo...
Page 115 - Technical Specifications; Specifications
D-1 7975-A2-GB20-40 December 1998 Technical Specifications D Specifications Criteria* Size Width 7.25 inches (18.4 cm) Height 1.5 inches (3.8 cm) Length 9.4 inch (24.9 cm) Weight Approximately 1.25 lbs. (0.6 kg) Approvals Safety Certifications Refer to the equipment’s label for approvals on product....
Page 117 - Glossary
GL-1 7975-A2-GB20-40 December 1998 Glossary Alternate Mark Inversion. A line coding technique used to accommodate the ones densityrequirements of E1 or T1 lines. Asynchronous Terminal Interface. A menu-driven, VT100-compatible system forconfiguring and managing the termination unit. Bipolar Violatio...
Page 120 - Telnet
Glossary GL-4 7975-A2-GB20-40 December 1998 Virtual terminal protocol in the Internet suite of protocols. Allows the user of one hostcomputer to log into a remote host computer and interact as a normal terminal user for thathost. Trivial File Transfer application. A standard TCP/IP protocol that all...
Page 121 - Index
IN-1 7975-A2-GB20-40 December 1998 Index A Abort All Tests, 5-1 ac transformer, connecting, 3-2 access SNMP, 1-3, 7-4 to async terminal interface, 2-3 access level effective, 7-1 functions available for, 7-1 access to user interface, resetting/restoring, 7-5 Action on Network LOS Alarm, A-5 administ...
