Paradyne 7612 SNMP DSU manuale d’uso

MODEL 7612 SNMP DSU WITH INTERNAL ETHERNET LAN ADAPTER USER’S GUIDE Document No. 7612-A2-GB20-10 November 1997[...]

Printed on recycled paper A 7612-A2-GB20-10 November 1997 Copyright  1997 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 retrieval system, or translated into any human or co[...]

i 7612-A2-GB20-10 November 1997 Contents About This Guide  Document Purpose and Intended Audience vii . . . . . . . . . . . . . . . . . . . . . . . . .  Document Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Product-Related Documents viii . . . . . . . . . . . . . . . . . . . . . . .[...]

Contents ii 7612-A2-GB20-10 November 1997 3 Configuring the DSU  Entering Device and System Information 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . Device Name 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . System Fields 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

Contents iii 7612-A2-GB20-10 November 1997  Network Interface Status 6-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Network Performance Statistics 6-1 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Ethernet Port Status 6-12 . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Contents iv 7612-A2-GB20-10 November 1997 B W orksheets  Overview B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Configuration Worksheets B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C MIB Descriptions  Overview C-1 . . . . . . . . . . [...]

Contents v 7612-A2-GB20-10 November 1997 D Standards Compliance for SNMP T raps  Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  T rap: warmStart D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  T rap: authentific[...]

vii 7612-A2-GB20-10 November 1997 About This Guide Document Purpose and Intended Audience This guide contains information needed to set up, configure, and operate the Model 7612 DSU and is intended for installers and operators. Document Summary Section Description Chapter 1 About the DSU. Describes the DSU features and SNMP management capabilities [...]

About This Guide viii 7612-A2-GB20-10 November 1997 Section Description Appendix A Configuration Option T ables. Contains all configuration options, default settings, and possible settings. Appendix B Worksheets. Contains all the configuration options, default settings, and possible settings to use for planning. Appendix C MIB Descriptions. Provide[...]

1-1 7612-A2-GB20-10 November 1997 About the DSU 1 Model 7612 SNMP DSU Featur es 497-15279 NMS SNM P DSU w ith L A N Adapt er SNM P DSU R out er Di g it al Da ta Ne tw ork R out er 10BaseT C onnect i on I n- B and M anagem ent C hannel LAN A LAN B The Model 7612 SNMP DSU provides an interface between the customer premises equipment (CPE) and a DDS n[...]

About the DSU 1-2 7612-A2-GB20-10 November 1997  Remote Management. Provides remote management: — Using an external modem through the T erminal port — Using SNMP or T elnet through the 10BaseT port or the IMC  DDS Operation. Operates at 56 kbps and 64 kbps CC (clear channel).  LADS (Local Area Data Set) Operation. Operates as a limited[...]

About the DSU 1-3 7612-A2-GB20-10 November 1997 T ypical SNMP DSU Configurations The following illustration shows a typical LAN/W AN interconnection application for the DSU. The routers connected to the DSU at each location provide the LAN interconnection. 497-15274 SNMP DSU DDS Router DDS SNMP DSU Digital Data Network Router The SNMP DSU can also [...]

About the DSU 1-4 7612-A2-GB20-10 November 1997 SNMP Management Capabilities The DSU supports SNMP V ersion 1, and can be managed by any industry-standard SNMP manager and accessed using SNMP by external SNMP managers. Management Information Base (MIB) Support The following MIBs are supported:  MIB II (RFC 1213 and RFC 1573) – Defines the gene[...]

2-1 7612-A2-GB20-10 November 1997 Using the ASCII T erminal Interface 2 Accessing the A TI Y ou can communicate with the ASCII T erminal Interface (A TI) using one of the following methods:  Direct connection through the T erminal port.  Dialing in through an external modem to the T erminal port.  T elnet session through the 10BaseT port. [...]

Using the ASCII T erminal Interface 2-2 7612-A2-GB20-10 November 1997 Main Menu Entry to all of the DSU’s tasks begins at the Main Menu screen, which has four menus or branches. Select . . . T o . . . Status View diagnostic tests, network status of interfaces, statistics, LEDs, and DSU identity information. T est Select and cancel tests for the D[...]

Using the ASCII T erminal Interface 2-3 7612-A2-GB20-10 November 1997 Scr een Format T ypes Three types of screen formats are available on the A TI. Use the screen format . . . T o . . . Menu selection Display a list of available functions for user selection. Input Add or change information on a screen. Input or edit fields that have an Underline i[...]

Using the ASCII T erminal Interface 2-4 7612-A2-GB20-10 November 1997 Screen W ork Areas There are two user work areas:  Screen area – Provides the menu path, access level, menus, and input fields above the dotted line. The menu path appears as the first line on the screen. In this manual, the menu path is presented as a menu selection sequenc[...]

Using the ASCII T erminal Interface 2-5 7612-A2-GB20-10 November 1997 Navigating the Scr eens Y ou 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 screen. T o . . . Press . . . Move cursor between the sc[...]

Using the ASCII T erminal Interface 2-6 7612-A2-GB20-10 November 1997 The current setting or value appears to the right of the field name. The valid choices for the field are displayed in the screen function area. Y ou can enter information into a selected field by typing in the first character or characters of a field value or command. If a field [...]

Using the ASCII T erminal Interface 2-7 7612-A2-GB20-10 November 1997 Switching to the Screen Function Key Ar ea Selecting Ctrl-a allows you to switch between the two screen work areas to perform all screen functions.  Procedur e T o access the screen function area below the dotted line: 1. Press Ctrl-a to switch from the screen area to the scre[...]

Using the ASCII T erminal Interface 2-8 7612-A2-GB20-10 November 1997 Ending an A TI Session Use the E xit function key from any screen to terminate the session.  Procedur e T o end an A TI session: 1. Press Ctrl-a to go to the screen function key area below the dotted line. 2. Save changes if you have altered your configuration. 3. Select E xit[...]

3-1 7612-A2-GB20-10 November 1997 Configuring the DSU 3 Entering Device and System Information Use the Device Name screen to input DSU device and SNMP system entries. T o access the Device Name screen, follow this menu selection sequence: Main Menu → Control → Device Name main/control/device name Device Name: Model: 7612 DEVICE NAME Device Name[...]

Configuring the DSU 3-2 7612-A2-GB20-10 November 1997 Device Name The Device Name entry appears on all A TI screens. The input on this screen is displayed on the Identity screen. Refer to Identity Information on page 3-3. System Fields The three System entry fields are alphanumeric and provide 127 characters for each field. The System entries appea[...]

Configuring the DSU 3-3 7612-A2-GB20-10 November 1997 Identity Information The Identity screen provides identification information about the DSU. T o access the Identity screen, follow this menu selection sequence: Main Menu → Status → Identity main/status/identity Device Name: NE815378 Model: 7612 IDENTITY System Name: lllQJ98-001 System Locat[...]

Configuring the DSU 3-4 7612-A2-GB20-10 November 1997 Configuring the DSU Configuration option settings determine how the DSU operates. Use the DSU’s Configuration branch to display or change configuration option settings. Configuration Option Areas The DSU is shipped with factory settings in all configuration option areas. Y ou can find default [...]

Configuring the DSU 3-5 7612-A2-GB20-10 November 1997 Accessing and Displaying Configuration Options T o display the configuration options, you must first copy one configuration option set into the edit area. " Procedur e T o load a configuration option set into the configuration edit area: 1. Follow this menu selection sequence: Main Menu →[...]

Configuring the DSU 3-6 7612-A2-GB20-10 November 1997 Saving Configuration Options When changes are made to the configuration options, the changes must be saved to take effect. The S ave key and Save Configuration T o screen appear when the user has an effective access level of 1. All other ef fective access levels have read-only permission.  Pr[...]

4-1 7612-A2-GB20-10 November 1997 Security 4 Overview The DSU provides several ways to control access to the A TI through option settings. Y ou can:  Enable the Login Required option to require a Login ID for the: — T erminal Port — T elnet Session via the IP interfaces (the 10BaseT port or the IMC)  Limit the access using: — Port Acces[...]

Security 4-2 7612-A2-GB20-10 November 1997 Creating a Login Logins apply to T erminal port access and T elnet access to the A TI. Six login ID/password combinations are available. Each Login ID and Password must be unique and include an access level. For additional information regarding the A TI access using the Login Required option, refer to A TI[...]

Security 4-3 7612-A2-GB20-10 November 1997 Deleting a Login " Procedur e T o delete a login record: 1. Follow this menu selection sequence: Main Menu → Control → Administer Logins 2. Press Ctrl-a to switch to the screen function key area below the dotted line. 3. Select PgU p or PgD n and press Return to page through login pages / records [...]

Security 4-4 7612-A2-GB20-10 November 1997 Effective Access Level The A TI effective access level is the more restrictive of:  Port/Session access level, or  The Access level associated with the Login ID. For example, if a login ID is created with an Access Level 1 and the T erminal Port is set for a Port Access Level of 2, the effective acce[...]

Security 4-5 7612-A2-GB20-10 November 1997 When user access to the A TI is attempted through the T erminal port or a T elnet session, the A TI response is based on the Login Required option and the availability of the A TI. T able 4-2. A TI Access Conditions I f access to the A TI is through . . . Then . . . What to do now? The T erminal port with [...]

Security 4-6 7612-A2-GB20-10 November 1997 Contr olling SNMP Access There are three methods for limiting SNMP access.  Disable the SNMP management option. Refer to T able A-7, General SNMP Management Options .  Assign SNMP community names and access types. The DSU supports SNMP V ersion 1, which provides limited security through the use of co[...]

5-1 7612-A2-GB20-10 November 1997 IP Addr essing 5 Selecting an IP Addr essing Scheme Y ou can select from many IP (Internet Protocol) addressing schemes to provide SNMP NMS connectivity . Review the following information in preparation for selecting an IP addressing scheme.  Y ou can assign IP addresses to the: — 10BaseT port — IMC  When[...]

IP Addressing 5-2 7612-A2-GB20-10 November 1997 IP Addr essing Scheme Examples Management of IP addressing is based upon individual IP addresses assigned to each interface. The IP interfaces for the unit are the:  Ethernet port: See T able A-4, Ethernet Port Options .  IMC: Set the In-Band Management Channel Rate (bps) to 1600, 4000, or 8000 [...]

IP Addressing 5-3 7612-A2-GB20-10 November 1997 Using Routers to Route DSU Management Data In this example, the DSUs:  Receive their management data through the 10BaseT port connection to a hub.  Do not route the data between themselves. (The IMC is disabled. See T able A-2, Network Interface Options .) Routers route management data for the c[...]

IP Addressing 5-4 7612-A2-GB20-10 November 1997 Assigning IP Addr esses and Subnet Masks Once you select an IP scheme, assign address(es) to the DSU. If using the . . . Then assign the . . . 10BaseT port as a management interface 10BaseT port IP address and subnet mask. Refer to T able A-4, Ethernet Port Options . IMC IP address and subnet mask. Re[...]

6-1 7612-A2-GB20-10 November 1997 Monitoring the DSU 6 What to Monitor This chapter presents information on how to access and monitor DSU status and performance statistics on the DDS network. Y ou can monitor DSU operations by viewing:  LEDs on the Display LEDs screen or the DSU’s front panel  System and T est Status screen  Highest prio[...]

Monitoring the DSU 6-2 7612-A2-GB20-10 November 1997 DSU LEDs The DSU’s 12 LEDs are organized in three groups:  System LEDs display the status of the unit  Network LEDs provide the status of the network interface  Port LEDs display the activity on the user data (DTE) port 97-15273 Network System Port 56/64K CTS (106) OK ALARM TEST DM OOS[...]

Monitoring the DSU 6-3 7612-A2-GB20-10 November 1997 System LEDs 496-1506 2 CTS (106) OK ALARM TEST DM OOS OOF NS TXD (103) RXD (104) RTS (105) DTR (108) Network System Por t red green yellow OK: ON – DSU is operational. OFF – DSU has detected a system failure, or there is no power . ALARM: ON – DSU has detected an alarm condition locally or [...]

Monitoring the DSU 6-4 7612-A2-GB20-10 November 1997 Network LEDs 496-1506 2 CTS (106) OK ALARM TEST DM OOS OOF NS TXD (103) RXD (104) RTS (105) DTR (108) Network System Por t red green yellow DM – Data Mode: ON – DSU (DDS network interface) is sending or receiving data, or is in DMI condition (all 1’s being received). OFF – DDS network int[...]

Monitoring the DSU 6-5 7612-A2-GB20-10 November 1997 Port LEDs 496-1506 2 CTS (106) OK ALARM TEST DM OOS OOF NS TXD (103) RXD (104) RTS (105) DTR (108) Network System Por t red green yellow TXD – T ransmitted Data: ON – Receiving all 0’s from the DTE. OFF – Receiving all 1’s from the DTE. Blinking – User data is being transferred. RXD ?[...]

Monitoring the DSU 6-6 7612-A2-GB20-10 November 1997 Status Scr een Commands The status screens appear with the cursor in the function area below the dotted line. T o update the information displayed, select R efresh and press Return. The System and T est Status screen provides a C lear command. Select C lear and press Return to clear status messag[...]

Monitoring the DSU 6-7 7612-A2-GB20-10 November 1997 The following messages appear in the first column of the System and T est Status screen. The messages are listed from high to low priority on the screen but in alphabetical order in T able 6-1. The highest priority Health and Status message also appears on the bottom right of all A TI screens. T [...]

Monitoring the DSU 6-8 7612-A2-GB20-10 November 1997 T able 6-1. Health and Status Messages (2 of 2) Message What T o Do What Message Indicates Out of Frame hhh:mm:ss 1 DSU is detecting an out of frame condition, associated with:  Receiving out of frame code from the network.  DSU detecting out of frame errors with 64 kbps CC data rate.  D[...]

Monitoring the DSU 6-9 7612-A2-GB20-10 November 1997 T est Status Messages The T est Status Messages in T able 6-3 appear in the right column of the System and T est Status screen. For additional information on loopbacks, refer to T able 7-1, Loopbacks . T able 6-3. T est Status Messages T est Status Message Meaning CSU Loopback Active A CSU Loopba[...]

Monitoring the DSU 6-10 7612-A2-GB20-10 November 1997 Network Interface Status T o view the Network Interface Status, follow this menu selection sequence: Main Menu → Status → Network Interface Status main/status/interface Device Name: Node A Model: 7612 NETWORK INTERFACE STATUS Line Rate (Kbps): 64CC Loop Loss (dB): –25 –––––––[...]

Monitoring the DSU 6-1 1 7612-A2-GB20-10 November 1997 Network Performance Statistics T o view the Network Performance Statistics, follow this menu selection sequence: Main Menu → Status → Network Performance Statistics main/status/performance Device Name: Model: 7612 NETWORK PERFORMANCE STATISTICS No Signal Count: 101920 26:33:08 Out of Servic[...]

Monitoring the DSU 6-12 7612-A2-GB20-10 November 1997 Ethernet Port Status T o view the Ethernet (10BaseT) Port Status, follow this menu selection sequence: Main Menu → Status → Ethernet Port Status main/status/ethernet Device Name: Node A Model: 7612 ETHERNET PORT STATUS Port Use: 802.3 IP Address: 000.000.000.000 Subnet Mask: 000.000.000.000 [...]

Monitoring the DSU 6-13 7612-A2-GB20-10 November 1997 T able 6-6. Ethernet Port Status Screen Contents (2 of 2) Label What the Field Indicates Carrier Sense Errors The number of times the carrier sense condition was lost or never asserted. Deferred T ransmissions The number of frames for which the first transmission attempt is delayed because the m[...]

Monitoring the DSU 6-14 7612-A2-GB20-10 November 1997 T able 6-7. Management Protocol Statistics Screen Contents Label What the Field Indicates Datagrams T ransmitted The number of datagrams successfully transmitted at each protocol layer . Datagrams Received The number of datagrams successfully received at each protocol layer . Format Errors The n[...]

7-1 7612-A2-GB20-10 November 1997 T esting 7 Detecting Pr oblems The DSU can detect and report problem conditions and perform diagnostic tests. The DSU offers a number of indicators to alert you to possible problems:  LEDs – Refer to DSU LEDs in Chapter 6, Monitoring the DSU .  SNMP T raps – For information on traps, refer to Configuring [...]

T esting 7-2 7612-A2-GB20-10 November 1997 T ests A vailable From the T est menu, you can run network tests, data port tests, and a lamp test for the front panel LEDs. Loopbacks can be initiated locally and remotely . Refer to T able 7-1, Loopbacks . The T est menu is limited to users with an access level of 1 or 2. T o access the T est menu, follo[...]

T esting 7-3 7612-A2-GB20-10 November 1997 Network T ests T o access the Network T ests screen, follow this menu selection sequence: Main Menu → T est → Network T ests main/test/network Device Name: Model: 7612 NETWORK TESTS Test Command Status Result CSU Loopback: Start Inactive 0:00:00 DSU Loopback: Start Inactive 0:00:00 Send V.54 Up: Send I[...]

T esting 7-4 7612-A2-GB20-10 November 1997 DSU or Internal Network Loopback DSU loopback is an internal loopback that is located as closely as possible to the customer interface serving the DTE. An active DSU loopback initiated from the network disrupts IP data going over the IMC. However , this test is not disruptive when initiated by the user (vi[...]

T esting 7-5 7612-A2-GB20-10 November 1997 Data Port T ests T o access the Data Port T ests screen, follow this menu selection sequence: Main Menu → T est → Data Port T ests main/test/port Device Name: Node A Model: 7612 DATA PORT TESTS Test Command Status Result Local Loopback: Start Inactive 000:00:00 Send 511: Start Inactive 000:00:00 Monito[...]

T esting 7-6 7612-A2-GB20-10 November 1997 Lamp T est The DSU supports a Lamp test from the T est menu to determine whether all LEDs are lighting and functioning properly . During the Lamp test, all LEDs blink simultaneously every second. When you stop the Lamp test, the LEDs are restored to their normal condition. Ending an Active T est A test ini[...]

T esting 7-7 7612-A2-GB20-10 November 1997 Loopbacks Loopbacks can be started from a variety of points in the network. Refer to T able 7-1 for further information. T able 7-1. Loopbacks Loopback T ype Initiated By Notes Bilateral Loopback  AT I  NMS  Remote unit sending V .54 sequence When enabled, running a DSU loopback also automatically[...]

T esting 7-8 7612-A2-GB20-10 November 1997 Device Reset The DSU can be reset locally or remotely . From the Control menu, select Reset Device and press Return, then answer Y es to the verification message. The DSU reinitializes itself, performing a Device Self-T est. Refer to T able 6-2, Self-T est Results Messages , in Chapter 6. Configuring the D[...]

T esting 7-9 7612-A2-GB20-10 November 1997 4. T ab to the desired option, and enter yes (or y) for the selected prompt. If entering yes to prompt . . . Then all . . . Reset T erminal Port Options T erminal port options are set to their factory default values. Refer to T able A-5, T erminal Port Options . Reload Factory Defaults Factory default sett[...]

8-1 7612-A2-GB20-10 November 1997 Messages and T r oubleshooting 8 Overview There are many messages available to help you assess the status of the device and contribute to problem resolutions. Refer to the following sections:  Configuring SNMP T raps  Device Messages  T roubleshooting Configuring SNMP T raps An SNMP trap can be automatical[...]

Messages and T roubleshooting 8-2 7612-A2-GB20-10 November 1997 Device Messages The Device Messages in T able 8-1, listed in alphabetical order , may appear in the messages area at the bottom of the A TI screens. T able 8-1. Device Messages (1 of 2) Device Message What Message Indicates What T o Do Blank Entries Removed New had been selected from t[...]

Messages and T roubleshooting 8-3 7612-A2-GB20-10 November 1997 T able 8-1. Device Messages (2 of 2) Device Message What T o Do What Message Indicates No Security Records to Delete Delete was selected from the Administer Login screen, and no security records had been defined.  No action needed.  Enter a security record. Password Matching Erro[...]

Messages and T roubleshooting 8-4 7612-A2-GB20-10 November 1997 T able 8-2. T roubleshooting (2 of 2) Symptom Solutions Possible Cause Device Fail appears on the System and T est Status screen under Self-T est results. The DSU detects an internal hardware failure.  Power the DSU of f and on and try again.  Clear the message using the C lear c[...]

A-1 7612-A2-GB20-10 November 1997 Configuration Option T ables A Overview The tables in this appendix summarize the configuration options accessed when you select Configuration on the Main Menu. The configuration options are arranged into groups based upon functionality . Configuration Edit/Display • System • Network • Data Port • Ethernet [...]

Configuration Option T ables A-2 7612-A2-GB20-10 November 1997 Select . . . T o Access the . . . T o Configure the . . . System System Options , T able A-1 General system options. Network Network Interface Options , T able A-2 DDS network interface. Data Port Data Port Options , T able A-3 DTE port. Ethernet Port Ethernet Port Options , T able A-4 [...]

Configuration Option T ables A-3 7612-A2-GB20-10 November 1997 T able A-1. System Options (2 of 3) DDS Line Rate (Kbps) Possible Settings: 56, 64CC , Autobaud Default Setting: Autobaud The unit starts up with Autobaud. On the Network Interface Status screen, when the DDS line rate obtained from the service provider is detected, Autobaud is replaced[...]

Configuration Option T ables A-4 7612-A2-GB20-10 November 1997 T able A-1. System Options (3 of 3) T est Timeout Possible Settings: Enable , Disable Default Setting: Enable Allows user-initiated tests to end automatically . Recommend enabling when the unit is managed remotely through the IMC to avoid the requirement to terminate the test manually .[...]

Configuration Option T ables A-5 7612-A2-GB20-10 November 1997 Network Interface Options Menu For Network Interface Options, refer to T able A-2. T o access the Network Interface Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → Network T able A-2. Network Interface Options (1 [...]

Configuration Option T ables A-6 7612-A2-GB20-10 November 1997 T able A-2. Network Interface Options (2 of 2) IMC IP Address Possible Settings: 000.000.000.000 – 223.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the Internet Protocol address used to access the unit via the IMC interface.  IMC IP Address option does not appear w[...]

Configuration Option T ables A-7 7612-A2-GB20-10 November 1997 Data Port Options Menu For Data Port Options, refer to T able A-3. T o access the Data Port Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → Data Port T able A-3. Data Port Options (1 of 3) Invert T ransmit Clock P[...]

Configuration Option T ables A-8 7612-A2-GB20-10 November 1997 T able A-3. Data Port Options (2 of 3) Carrier Control by RTS Possible Settings: Constant , Switched Default Setting: Constant Simulates Constant or Switched Carrier operation.  Carrier Control by RTS option can be changed only when In-Band Management Channel Rate (bps) is disabled ([...]

Configuration Option T ables A-9 7612-A2-GB20-10 November 1997 T able A-3. Data Port Options (3 of 3) Monitor DTR Possible Settings: Enable , Disable Default Setting: Enable Indicates to the DSU whether to monitor the Interchange Circuit CT108, Data T erminal Ready (DTR), from the DTE. Enable – The DSU monitors the state of DTR on the User Data ([...]

Configuration Option T ables A-10 7612-A2-GB20-10 November 1997 T able A-4. Ethernet Port Options (2 of 2) IP Subnet Mask Possible Settings: 000.000.000.000 – 255.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the subnet mask needed to access the Ethernet port. 000.000.000.000 – 255.255.255.255 – Set the Ethernet port subnet ma[...]

Configuration Option T ables A-1 1 7612-A2-GB20-10 November 1997 T able A-5. T erminal Port Options (2 of 3) Parity Possible Settings: None, Even, Odd Default Setting: None Specifies Parity for the T erminal port. None – Provides no parity . Even – Parity is even. Odd – Parity is odd. Stop Bits Possible Settings: 1 , 2 Default Setting: 1 Prov[...]

Configuration Option T ables A-12 7612-A2-GB20-10 November 1997 T able A-5. T erminal Port Options (3 of 3) Inactivity Timeout Possible Settings: Enable, Disable Default Setting: Disable Provides automatic logoff of an A TI session through the T erminal Port. When the session is closed, User Interface Idle appears on the screen and the unit toggles[...]

Configuration Option T ables A-13 7612-A2-GB20-10 November 1997 T able A-6. T elnet Session Options (2 of 2) Login Required Possible Settings: Enable, Disable Default Setting: Disable Used to secure access to the A TI through a T elnet session. Login IDs are created with a password and access level. Refer to Creating a Login in Chapter 4. Enable ?[...]

Configuration Option T ables A-14 7612-A2-GB20-10 November 1997 SNMP Menu The SNMP Menu includes the following:  General SNMP Management Options , T able A-7  SNMP NMS Security Options , T able A-8  SNMP T raps Options , T able A-9 General SNMP Management Options For General SNMP Management Options, refer to T able A-7. T o access the Gene[...]

Configuration Option T ables A-15 7612-A2-GB20-10 November 1997 T able A-7. General SNMP Management Options (2 of 2) Community Name 2 Possible Settings: ASCII T ext, Clear Default Setting: [blank] Community Name of external SNMP Managers allowed access to the DSU’s MIB. This community name must be supplied by an external SNMP manager attempting t[...]

Configuration Option T ables A-16 7612-A2-GB20-10 November 1997 T able A-8. SNMP NMS Security Options (2 of 2) NMS n IP Address Possible Settings: 000.000.000.000 – 223.255.255.255, Clear Default Setting: 000.000.000.000 Enter an IP address for each of the managers set in the previous option. “ n ” is the number of the manager (1 to 10). Use [...]

Configuration Option T ables A-17 7612-A2-GB20-10 November 1997 SNMP T raps Options For SNMP T raps Options, refer to T able A-9. T o access the SNMP T raps Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → SNMP → SNMP T raps T able A-9. SNMP T raps Options (1 of 2) SNMP T ra[...]

Configuration Option T ables A-18 7612-A2-GB20-10 November 1997 T able A-9. SNMP T raps Options (2 of 2) General T raps Possible Settings: Disable, W arm, AuthFail, Both Default Setting: Both Determines which SNMP traps are sent to each trap manager . Disable – No general trap messages are sent. W arm – Sends trap message for “ warmStart” .[...]

B-1 7612-A2-GB20-10 November 1997 W orksheets B Overview The worksheets in this appendix summarize the configuration options accessed when you select Configuration on the Main Menu. The possible menu selections are displayed with the default settings and the possible settings. Configuration W orksheets System Configuration Option Settings Default i[...]

Worksheets B-2 7612-A2-GB20-10 November 1997 Network Interface Configuration Option Settings Default in [ Bold ] Network-initiated DSU Loopback (64K CC) [ Enable ], Disable Data Scrambling (64K CC) Enable, [ Disable ] V .54 Initiated DSU Loopback Enable, [ Disable ] In-Band Management Channel Rate (bps) [ Disable ], 1600, 4000, 8000 IMC IP Address [...]

Worksheets B-3 7612-A2-GB20-10 November 1997 T erminal Port Configuration Option Settings Default in [ Bold ] Data Rate (Kbps) 2.4, 4.8, [ 9.6 ], 14.4, 19.2, 28.8, 38.4 Character Length 7, [ 8 ] Parity [ None ], Even, Odd Stop Bits [1 ], 2 Monitor DTR [ Enable ], Disable Login Required Enable, [ Disable ] Port Access Level [ Level 1 ], Level 2, Lev[...]

Worksheets B-4 7612-A2-GB20-10 November 1997 SNMP Configuration Option Settings Default in [ Bold ] General SNMP Management SNMP Management Enable, [ Disable ] Community Name 1 ASCII T ext, [public ] Name 1 Access [ Read ], Read/W rite Community Name 2 ASCII T ext, [ blank ] Name 2 Access [ Read ], Read/W rite SNMP NMS Security NMS IP V alidation E[...]

C-1 7612-A2-GB20-10 November 1997 MIB Descriptions C Overview The following sections show how the 7612 SNMP DSU supports MIB objects relative to their RFC descriptions. MIBs are available on the World Wide W eb site listed on Page A (the reverse side of the title page of this document). The 7612 SNMP DSU supports:  MIB II (see below)  RS-232-[...]

MIB Descriptions C-2 7612-A2-GB20-10 November 1997  T ransmission Group Objects. Supported on the: — DDS network interface using the DDS Enterprise MIB. — User Data (DTE) port and T erminal port using the RS-232-like MIB. — 10BaseT port using the Ethernet-like MIB.  SNMP Group The following MIB II groups are not supported:  Address T[...]

MIB Descriptions C-3 7612-A2-GB20-10 November 1997 Interfaces Group The Interfaces Group as defined in RFC 1573 consists of an object indicating the number of interfaces supported by the unit and an interface table containing an entry for each interface. Since RFC 1573 is an SNMPv2 MIB, it is converted to SNMPv1 for support by the unit. T able C-2 [...]

MIB Descriptions C-4 7612-A2-GB20-10 November 1997 T able C-2. Interfaces Group Objects (2 of 4) Object Setting/Contents Description ifT ype ( ifEntry 3 ) Identifies the interface type based on the physical/link protocol(s), right below the network layer . Supported values:  ethernetCsmacd(6) – Used for the Ethernet port.  other( 1 ) – Us[...]

MIB Descriptions C-5 7612-A2-GB20-10 November 1997 T able C-2. Interfaces Group Objects (3 of 4) Object Setting/Contents Description ifOperStatus ( ifEntry 8 ) Specifies the current operational state of the interface.  Ethernet port – up(1) – No alarms – down(2) – Alarms – testing(3) – T est active  T erminal port. Always up(1) ; [...]

MIB Descriptions C-6 7612-A2-GB20-10 November 1997 T able C-2. Interfaces Group Objects (4 of 4) Object Setting/Contents Description ifOutOctets (ifEntry 16) Collects output statistics on data received by the An integer number . ifOutUcastPkts (ifEntry 17) received by the interface. A pp lies to the IMC and ifOutDiscards (ifEntry 19) A pp li es t o[...]

MIB Descriptions C-7 7612-A2-GB20-10 November 1997 Interface Stack Group The Interface Stack Group is used by the unit to show the relationship between a logical interface and a physical interface. T able C-4 provides clarification for objects contained in the Interface Stack group when it is not clear how the object definition in RFC 1573 is suppo[...]

MIB Descriptions C-8 7612-A2-GB20-10 November 1997 Interface T est T able The unit uses the Interface T est table to provide access to additional tests such as loopbacks and pattern tests, which are not included in the Interfaces Group of MIB II. Interface T est Group objects are shown in T able C-5 . T able C-5. Interface T est Group Objects (1 of[...]

MIB Descriptions C-9 7612-A2-GB20-10 November 1997 T able C-5. Interface T est Group Objects (2 of 2) Object Setting/Contents Description ifT estCode (ifT estEntry 5) Contains a code which is more specific about the test results. Supports the following values:  none (ifT estCode 1) – No further information is available. Used for send pattern/c[...]

MIB Descriptions C-10 7612-A2-GB20-10 November 1997 IP Group The Internet Protocol Group objects are supported by the unit for all data paths that are currently configured to carry IP data to/from the unit. All of the objects in the IP Group, except for the IP Address T ranslation table, are fully supported. T able C-6 provides clarification for ob[...]

MIB Descriptions C-1 1 7612-A2-GB20-10 November 1997 T able C-6. IP Group Objects (2 of 2) Object Setting/Contents Description ipRouteT able (ip21) (Continued)  ipRouteIfIndex – If this object has a greater value than the ifNumber , then it refers to a proprietary interface not currently implemented by the MIB II Interface Group. Do not delete[...]

MIB Descriptions C-12 7612-A2-GB20-10 November 1997 ICMP Group The ICMP (Internet Control Management Protocol) Group objects are fully supported. TCP Group The TCP Group objects are fully supported, with the exception of tcpConnState object, which will be read-only , since deleteTCB (12) is not supported and is the only value which can be set. UDP [...]

MIB Descriptions C-13 7612-A2-GB20-10 November 1997  snmpInT raps (snmp 19)  snmpOutGetRequests (snmp 25)  snmpOutGetNexts (snmp 26)  snmpOutSetRequests (snmp 27) RS-232-Like MIB, RFC 1659 Supported for the User Data port and the T erminal port. RFC 1659 is an SNMPv2 MIB, but is converted to an SNMPv1 MIB to support this unit. This MIB [...]

MIB Descriptions C-14 7612-A2-GB20-10 November 1997 T able C-8. General Port T able Objects (2 of 2) Object Setting/Contents Description rs232PortOutSig Number (rs232PortEntry 4 ) Contains the number of output signals (in the output signal table) that can be asserted. The value is 3 for synchronous User Data port and 0 for the T erminal port. rs232[...]

MIB Descriptions C-15 7612-A2-GB20-10 November 1997 T able C-9. Asynchronous Port T able Objects (2 of 2) Object Setting/Contents Description rs232AsyncPort Parity (rs232Async PortEntry 4 ) Specifies the type of parity used by the port. Supports only the following values: none(1) – No parity bit odd(2) – Odd parity even(3) – Even parity rs232[...]

MIB Descriptions C-16 7612-A2-GB20-10 November 1997 T able C-10. Synchronous Port T able Objects (2 of 2) Object Setting/Contents Description rs232SyncPort RTSCTSDelay (rs232Sync PortEntry 1 1 ) Reports the interval (in milliseconds) that the port waits after RTS is asserted before asserting CTS. Supports only the following read-only value: integer[...]

MIB Descriptions C-17 7612-A2-GB20-10 November 1997 Output Signal T able Objects The Output Signal T able contains entries for the output signals that can be asserted by the unit, for the synchronous User Data port. Clarification for objects contained in this table as it applies to the unit is provided in T able C-12 . T able C-12. Output Signal T [...]

MIB Descriptions C-18 7612-A2-GB20-10 November 1997 Device Configuration V ariable (pdn-common 7) The variable devConfigAreaCopy in the devConfigArea group is supported. This variable allows the entire contents of one configuration area to be copied into another configuration area. The unit only supports the values shown in T able C-13 . T able C-1[...]

D-1 7612-A2-GB20-10 November 1997 Standards Compliance for SNMP T raps D Overview This appendix describes the unit’s compliance with SNMP standards and any special operational features for the SNMP traps supported. The unit supports user interface traps and enterprise-specific traps. T rap: warmStart SNMP T rap Description Possible Cause warmStar[...]

Standards Compliance for SNMP T raps D-2 7612-A2-GB20-10 November 1997 T raps: linkUp and linkDown The following table describes the conditions that define linkUp and linkDown for each interface: Interface linkUp/Down V ariable-Bindings Possible Cause Physical Sublayer – Represented by the entry in the MIB II Interfaces T able. DDS network (Suppo[...]

Standards Compliance for SNMP T raps D-3 7612-A2-GB20-10 November 1997 T raps: enterpriseSpecific The enterpriseSpecific trap indicates that an enterprise-specific event has occurred. The Specific-trap field in the T rap PDU identifies the particular trap that occurred. The following table lists the enterprise specific traps supported by the unit: [...]

Standards Compliance for SNMP T raps D-4 7612-A2-GB20-10 November 1997 The tests that affect the enterpriseT estStart, enterpriseT estStop, and the variable-binding are different for each particular interface. Diagnostic tests are only supported on the physical DDS network and user data port interfaces. The specific tests and variable-bindings are [...]

E-1 7612-A2-GB20-10 November 1997 Cables and Pin Assignments E Overview The following sections provide pin assignments for the:  T erminal Port (EIA-232) Connector  DTE Port (V .35) Connector  Standard EIA-232-D Crossover Cable  Standard Null Modem Cable  10BaseT Connector  Modular RJ48S DDS Network Interface Connector[...]

Cables and Pin Assignments E-2 7612-A2-GB20-10 November 1997 T erminal Port (EIA-232) Connector The T erminal port connects to a PC or VT100-compatible terminal. Signal Direction Pin # T ransmit Data ( TXD ) T o DSU ( In ) 2 Received Data ( RXD ) From DSU ( Out ) 3 Request to Send ( RTS ) T o DSU ( In ) 4 Clear to Send ( CTS ) From DSU ( Out ) 5 Da[...]

Cables and Pin Assignments E-3 7612-A2-GB20-10 November 1997 DTE Port (V .35) Connector The following table provides the pin assignments for the 34-position V .35 connector to the user data terminal equipment. Signal ITU CT Number Direction 34-Pin Socket Connector Signal Ground/Common 102 — B Request to Send ( RTS ) 105 T o DSU (In) C Clear to Se[...]

Cables and Pin Assignments E-4 7612-A2-GB20-10 November 1997 Standard EIA-232-D Cr ossover Cable A standard crossover cable can be used to connect the T erminal port to an external modem. This type of cable can be used for synchronous or asynchronous connections. Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug Chassis Ground TXD RXD R[...]

Cables and Pin Assignments E-5 7612-A2-GB20-10 November 1997 Standard Null-Modem Cable A standard null-modem cable can be used to connect the T erminal port to an external modem. This type of cable is used for asynchronous connections. Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug Chassis Ground TXD RXD RTS CTS DTR Signal Ground CD [...]

Cables and Pin Assignments E-6 7612-A2-GB20-10 November 1997 10BaseT Connector Use a standard 10BaseT cable to connect the DSU to an Ethernet LAN. A cable is provided with the DSU. The following table defines the pinouts for the 10BaseT port. It is an 8-pin, unkeyed jack. Use Pin # T ransmitted Data + 1 T ransmitted Data – 2 Received Data + 3 NC [...]

T echnical Specifications F-1 7612-A2-GB20-10 November 1997 T echnical Specifications F T able F-1. Model 7612 DSU T echnical Specifications (1 of 2) Item Specifications Housing Height (including feet) Height (without feet) Width Depth (case) Depth (case and connectors) 2.1 inches (5.3 cm) 2.0 inches (5.1 cm) 8.7 inches (22.1 cm) 6.2 inches (15.7 c[...]

T echnical Specifications F-2 7612-A2-GB20-10 November 1997 T able F-1. Model 7612 DSU T echnical Specifications (2 of 2) Item Specifications Heat Dissipation 1 1.6 Btu/hr . (max.) at 120 V ac Network Interface Data rates LADS data rates Services supported 56 kbps and 64 kbps clear channel (CC) 56 kbps and 64 kbps 4-wire service T erminal Port Data[...]

T echnical Specifications F-3 7612-A2-GB20-10 November 1997 T able F-2. Model 7612 DTE Port Clock Rate In-Band Management Line Operating Rate In-Band Management Channel (IMC) Rate 56 Kbps 64 Kbps (CC or LADS) 0 (IMC disabled) 56,000 bps 64,000 bps 1,600 bps 54,400 bps 62,400 bps 4,000 bps 52,000 bps 60,000 bps 8,000 bps 48,000 bps 56,000 bps T able[...]

GL-1 7612-A2-GB20-10 November 1997 Glossary A software program housed within a device to provide SNMP functionality . Each SNMP agent stores management information and responds to the manager ’s request. A single bit stream that combines two or more bit streams. American Standard Code for Information Interchange. A 7-bit code that establishes com[...]

Glossary GL-2 7612-A2-GB20-10 November 1997 Data Set Ready . An EIA-lead standard for V .24 circuit CT 107; an output signal (DCE-to-DTE). Data Service Unit. Data communications equipment that provides an interface between the DTE and the digital network. Data T erminal Equipment. The equipment, such as computers and printers, that provides or crea[...]

Glossary GL-3 7612-A2-GB20-10 November 1997 The protocol that regulates the communication between two network nodes. Local Loopback. An EIA-lead standard for V .24 circuit CT 141; an input signal (DTE-to-DCE). Used to test various portions of a data link in order to isolate an equipment or data line problem. A diagnostic procedure that sends a test[...]

Glossary GL-4 7612-A2-GB20-10 November 1997 An EIA standard for the 25-pin DCE/DTE interface. Same as EIA-232. Request to Send. An EIA-lead standard for V .24 circuit CT 105; an input signal (DTE-to-DCE). Received Clock. An EIA-lead standard for V .24 circuit CT 1 15; an output signal (DCE-to-DTE). Received Data. An EIA-lead standard for V .24 circ[...]

IN-1 7612-A2-GB20-10 November 1997 Index Numbers 10BaseT cable, E-6 10BaseT port. See Ethernet port 51 1 test pattern, 7-4 A access effective level, 4-3 SNMP , 4-6, A-14 T elnet session, A-13 to the A TI, 4-1 administer login, 4-2 alarm condition, 7-1 LED, 6-3 ASCII alarm, 7-1 printable characters, 3-1 AT I access, 4-3 initiating, 2-1 management, 1[...]

Index IN-2 7612-A2-GB20-10 November 1997 DTE test, 7-5 DTR action, A-9 data terminal ready LED, 6-5 monitoring, A-1 1 E effective access and screen contents, 2-3 to A TI, 4-3 EIA-232 pin assignments, E-2 Enterprise MIB objects supported, C-17 SNMP traps, D-3 Ethernet cable, E-6 Ethernet port connector , E-6 default gateway address, A-10 IP address,[...]

Index IN-3 7612-A2-GB20-10 November 1997 login ID, 4-1 loopback bilateral, A-7 DTE–initiated, A-7 network–initiated, A-5 V .54–initiated, A-5 loopbacks, 7-3 M main menu configuration options, A-1 tree structure, 2-2 management, of SNMP DSU, 1-1 Management Protocol Statistics, 6-13 messages alarm and device, 8-1 health and status, 6-6 self-tes[...]

Index IN-4 7612-A2-GB20-10 November 1997 R rear panel, connections, 1-4 Refresh command, 6-6 reset device, 7-8 RFC 1213, object groups supported, C-1 RFC 1573, object groups supported, C-1 RFC 1643, object groups supported, C-17 RFC 1659, object groups supported, C-13 RIP option, 5-1 RJ48S network interface cable, E-6 RLSD Control, A-8 router , man[...]

Index IN-5 7612-A2-GB20-10 November 1997 T rap Manager destination, A-17 IP address, A-17 number , A-17 traps, SNMP , 8-1, D-1 troubleshooting, 8-3 TXD, transmitted data LED, 6-5 U user interface access, 2-1 async terminal, 2-1 V V .35 connector , E-3 V .54 sequences, 7-4 VT100 compatible terminal. See AT I W worksheets, option configuration, B-1[...]