Paradyne 7112 инструкция обслуживания

MODEL 71 12 T1 DSU/CSU WITH INTERNAL ETHERNET LAN ADAPTER USER’S GUIDE Document No. 71 12-A2-GB20-20 March 1998[...]

Printed on recycled paper A 71 12-A2-GB20-20 March 1998 Copyright  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 retrieval system, or translated into any human or comp[...]

i 71 12-A2-GB20-20 March 1998 Contents About This Guide  Document Purpose and Intended Audience vii . . . . . . . . . . . . . . . . . . . . . . . . .  Document Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Product-Related Documents viii . . . . . . . . . . . . . . . . . . . . . . . .[...]

Contents ii 71 12-A2-GB20-20 March 1998 3 Configuring the DSU/CSU  Entering Device and System Information 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . .  Configuring the DSU/CSU 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Configuration Option Areas 3-2 . . . . . . . . . . . . . . . . . . . . [...]

Contents iii 71 12-A2-GB20-20 March 1998 6 Monitoring the DSU/CSU  What to Monitor 6-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  DSU/CSU LEDs 6-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . System LEDs 6-3 . . . . . . . . . . . . . . .[...]

Contents iv 71 12-A2-GB20-20 March 1998 8 Messages and T roubleshooting  Overview 8-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  SNMP T raps 8-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Configuring SNMP T raps 8-1 . .[...]

Contents v 71 12-A2-GB20-20 March 1998 C MIB Descriptions  Overview C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  MIB II – RFC 1213 and RFC 1573 C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . System Group C-2 . . . . . . . . . . . . . . . . . . . . . .[...]

Contents vi 71 12-A2-GB20-20 March 1998 D Standards Compliance for SNMP T raps  Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  T rap: warmStart D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  T rap: authentifica[...]

vii 71 12-A2-GB20-20 March 1998 About This Guide Document Purpose and Intended Audience This guide contains information needed to set up, configure, and operate the Model 71 12 T1 DSU/CSU and is intended for use by installers and operators. Document Summary Section Description Chapter 1 About the T1 DSU/CSU. Describes the DSU/CSU features and SNMP [...]

About This Guide viii 71 12-A2-GB20-10 March 1998 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. Provides [...]

1-1 71 12-A2-GB20-20 March 1998 About the T1 DSU/CSU 1 Model 71 12 T1 DSU/CSU Featur es 97-15692 NMS SNM P DSU/ CSU SNM P DSU/ CSU R out er T1 Ne tw o rk R out er 10BaseT C onnect i on F a c ilit y D at a Li nk LAN A LAN B The 71 12 T1 DSU/CSU provides an interface between the T1 digital network and the customer premises equipment, converting signa[...]

About the T1 DSU/CSU 1-2 71 12-A2-GB20-20 March 1998  Management. Provides management via: — ASCII terminal connection through the T erminal port — External modem through the T erminal port — T elnet through the Ethernet port or the FDL — SNMP through Ethernet port or the FDL  Alarm Indication. Activates front panel LEDs.  Diagnost[...]

About the T1 DSU/CSU 1-3 71 12-A2-GB20-20 March 1998 User Interface T ypes There are three types of user interfaces to the T1 DSU/CSU:  Menu-driven ASCII terminal interface screens (see Chapter 2, Using the ASCII T erminal Interface (A TI) ).  SNMP NMS Access – Refer to Model 71 12 T1 DSU/CSU Features on page 1-1. Provides the capability to[...]

About the T1 DSU/CSU 1-4 71 12-A2-GB20-20 March 1998 Rear Panel Interface Connections Figure 1-4 shows the physical interfaces of the DSU/CSU. Information about the installation of the DSU/CSU is contained in Model 71 12 T1 DSU/CSU with Internal Ethernet LAN Adapter Startup Instructions . D T E TERMINAL NETWORK POWER Ethernet Modem T erminal or 97-[...]

2-1 71 12-A2-GB20-20 March 1998 Using the ASCII T erminal Interface (A TI) 2 Accessing the A TI Y ou can communicate with the 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 Ethernet port.  T elnet session th[...]

Using the ASCII T erminal Interface (A TI) 2-2 71 12-A2-GB20-20 March 1998 Initiating an A TI Session The Main Menu screen is displayed on the screen unless a login ID and password is required or the A TI is already in use. If security is enabled , the system prompts you for a login ID and password. After you enter a valid login ID and password, th[...]

Using the ASCII T erminal Interface (A TI) 2-3 71 12-A2-GB20-20 March 1998 Scr een 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 s[...]

Using the ASCII T erminal Interface (A TI) 2-4 71 12-A2-GB20-20 March 1998 Navigating Y ou can navigate the screens by:  Using keyboard keys  Using screen function keys  Switching between the two screen work areas Configuration Edit/Display • System • Network • Cross Connect • Data P or t • Ethernet Port • T erminal Port • T [...]

Using the ASCII T erminal Interface (A TI) 2-5 71 12-A2-GB20-20 March 1998 Press . . . T o . . . Enter Accept entry or display valid options on the last row of the screen when pressed before entering data or after entering invalid data. Ctrl-k T ab backwards (moves cursor one field to the left). Spacebar Select the next valid value for the field. D[...]

Using the ASCII T erminal Interface (A TI) 2-6 71 12-A2-GB20-20 March 1998 Screen Function Keys All screen function keys located below the dotted line operate the same way (upper- or lowercase) throughout the screens. For the screen function . . . Select . . . And press Enter to . . . MainMenu M or m Return to the Main Menu screen. Exit E or e T er[...]

Using the ASCII T erminal Interface (A TI) 2-7 71 12-A2-GB20-20 March 1998 Ending an A TI Session Use the E xit function key from any screen to terminate the session.  Procedur e T o end a session with the ASCII terminal interface: 1. Press Ctrl-a to go to the screen function key area below the dotted line. 2. T ab to E xit (or type e or E) and [...]

Using the ASCII T erminal Interface (A TI) 2-8 71 12-A2-GB20-20 March 1998 This page intentionally left blank.[...]

3-1 71 12-A2-GB20-20 March 1998 Configuring the DSU/CSU 3 Entering Device and System Information Use the Device Name screen to determine the name that will be displayed at the top of all A TI screens, and SNMP system information that will be displayed on the Identity screen. T o access the Device Name screen, follow this menu selection sequence: Ma[...]

Configuring the DSU/CSU 3-2 71 12-A2-GB20-20 March 1998 " Procedur e T o enter Device Name screen information: 1. Position the cursor in the Device Name field. Enter a name unique in your system to identify the unit. The maximum length of Device Name is 20 characters. 2. Position the cursor in the System Name field. Enter a name unique in your[...]

Configuring the DSU/CSU 3-3 71 12-A2-GB20-20 March 1998 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/CSU 3-4 71 12-A2-GB20-20 March 1998 Assigning DS0 Channels to the Data Port The DSU/CSU provides Cross Connect configuration options that allow you to do the following:  Display network DS0 channels assigned to the data port.  Allocate network DS0 channels to the data port.  Clear (unassign) all DS0 channels from the da[...]

Configuring the DSU/CSU 3-5 71 12-A2-GB20-20 March 1998 Displaying DS0 Channel Assignments Use the Cross Connect Assignments screen to view which DS0 channels are currently assigned to the data port. Below each DS0 channel you will see either “Available” or “P”. DS0s with a “P” designation are assigned to the data port. DS0s marked “A[...]

Configuring the DSU/CSU 3-6 71 12-A2-GB20-20 March 1998 Using the Individual Channel Assignment Method This channel method allows you to select the individual DS0 channels to allocate to the data port. The data port rate is automatically determined based on the number of channels selected. The DS0s do not need to be contiguous.  Procedur e T o a[...]

4-1 71 12-A2-GB20-20 March 1998 Security 4 Overview The DSU/CSU provides several methods of security by limiting user access to the A TI through option settings. Refer to A TI Access on page 4-4.  Enable the Login Required option to require a Login ID for the: — T erminal Port — T elnet Session  Limit the access: — Port Access Level opt[...]

Security 4-2 71 12-A2-GB20-20 March 1998 Creating a Login Logins apply to T erminal port 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 Access o[...]

Security 4-3 71 12-A2-GB20-20 March 1998 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 un[...]

Security 4-4 71 12-A2-GB20-20 March 1998 If entering yes to prompt . . . Then . . . Reset COM Port usage  Port T ype is set to T erminal  Data Rate (kbps) is set to 9.6  Character Length is set to 8  Stop Bits is set to 1  Parity is set to None  External Device Commands is set to Disable Reload Factory Defaults All factory-loaded [...]

Security 4-5 71 12-A2-GB20-20 March 1998 Effective Access Level The A TI effective access level ( T able 4-1 ) 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 e[...]

Security 4-6 71 12-A2-GB20-20 March 1998 T able 4-2. A TI Access Conditions (2 of 2) I f access to the A TI is through the . . . What to do now? Then . . . T erminal port and the A TI is already in use with a T elnet session User Interface Already In Use message appears with the active user ’s IP address and Login ID. T ry again later . When the [...]

Security 4-7 71 12-A2-GB20-20 March 1998 Limiting SNMP Access through the IP Addr esses The DSU/CSU provides an additional level of security through validation of the IP addresses. The SNMP Management option must be enabled. T o control SNMP access with IP addresses, follow this menu selection sequence: Main Menu → Configuration → Load Configur[...]

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5-1 71 12-A2-GB20-20 March 1998 IP Addr essing 5 IP Addr essing There are three IP addressing strategies to provide SNMP NMS connectivity .  Local addressing only  Extending subnet for FDL  Unique subnet for the FDL Review the following information before selecting an IP addressing scheme.  Assign an IP address for the 10BaseT port and [...]

IP Addressing 5-2 71 12-A2-GB20-20 March 1998 IP Addr essing Examples Management of IP addressing is based on individual IP addresses assigned to each interface. The IP interfaces for the unit are:  Ethernet port – See T able A-5, Ethernet Port Options .  FDL – See T able A-2, Network Interface Options . NOTE: Do not assign IP addresses w[...]

IP Addressing 5-3 71 12-A2-GB20-20 March 1998 FDL Connection – Extending Subnet for FDL In this example:  DSU/CSU A is connected to the NMS on LAN A through the 10BaseT port.  DSU/CSU A is connected to DSU/CSU B through the FDL.  DSU/CSU B is addressed through the FDL as if it existed on LAN A.  DSU/CSU A forwards all data to DSU/CSU [...]

IP Addressing 5-4 71 12-A2-GB20-20 March 1998 FDL Connection – Unique FDL Subnet In this example:  DSU/CSU A is connected to the NMS on LAN A through the 10BaseT port.  DSU/CSU A is connected to DSU/CSU B through the FDL.  DSU/CSU A and DSU/CSU B create their own unique Subnet (LAN C). NOTE: Interconnected DSU/CSUs automatically pass rou[...]

IP Addressing 5-5 71 12-A2-GB20-20 March 1998 Assigning IP Addr esses and Subnet Masks After selecting an IP scheme, assign an address to the DSU/CSUs. If using the . . . Then assign the . . . 10BaseT port as a management interface 10BaseT port IP address and subnet mask. Refer to T able A-5, Ethernet Port Options. FDL IP address and subnet mask. R[...]

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6-1 71 12-A2-GB20-20 March 1998 Monitoring the DSU/CSU 6 What to Monitor This chapter presents information on how to access and monitor DSU/CSU status and performance statistics on the T1 network. Y ou can monitor DSU/CSU operations by monitoring:  LEDs on the Status screen or the DSU/CSU’s front panel  System and T est Status screens  H[...]

Monitoring the DSU/CSU 6-2 71 12-A2-GB20-20 March 1998 T able 6-1 shows the available indicators of alarm conditions on the network interface and the User Data port. T able 6-1. Alarm Indicator Locations Alarm Condition Status Screen Network LED Loss of Signal (LOS) Y SIG Out of Frame (OOF) Y OOF Alarm Indication Signal (AIS) Y ALARM Excessive Erro[...]

Monitoring the DSU/CSU 6-3 71 12-A2-GB20-20 March 1998 System LEDs OK: ON – DSU/CSU is operational. OFF – DSU/CSU is performing a power-up self-test, has detected a system failure, or there is no power . F AIL: ON – DSU/CSU has detected a system or device failure, or is performing a power-up self-test. Refer to T roubleshooting in Chapter 8. [...]

Monitoring the DSU/CSU 6-4 71 12-A2-GB20-20 March 1998 Network LEDs SIG – Network Signal ON – A recoverable signal is present on the network interface. OFF – The network signal cannot be recovered. A Loss of Signal condition exists. OOF – Out of Frame: ON – An out of frame condition was detected on the network interface. Refer to T able 6[...]

Monitoring the DSU/CSU 6-5 71 12-A2-GB20-20 March 1998 Port LEDs TXD – T ransmitted Data: ON – Receiving a 0 from the DTE. OFF – Receiving a 1 from the DTE. RXD – Received Data: ON – Sending a 0 to the DTE. OFF – Sending a 1 to the DTE. RTS – Request to Send: ON – DTE is activating a control signal to indicate readiness to transmit [...]

Monitoring the DSU/CSU 6-6 71 12-A2-GB20-20 March 1998 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 Enter . The System and T est Status screen provides a C lear command. Select C lear and press Enter to clear status messa[...]

Monitoring the DSU/CSU 6-7 71 12-A2-GB20-20 March 1998 Health and Status Messages The following messages appear in the first column of the System and T est Status screen. The highest priority Health and Status message also appears on all A TI screens on the bottom right. T able 6-2. Health and Status Messages (1 of 2) Message What Message Indicates[...]

Monitoring the DSU/CSU 6-8 71 12-A2-GB20-20 March 1998 T able 6-2. Health and Status Messages (2 of 2) Message What T o Do What Message Indicates User Data Port Down The DTE is not ready to transmit or receive data. 1. Check on the DTE status. V erify that the DTE is powered up and asserting DTR and RTS. 2. Disable send all 1’s on data port not r[...]

Monitoring the DSU/CSU 6-9 71 12-A2-GB20-20 March 1998 T est Status Messages The T est Status messages in the following table appear in the right column of the System and T est Status screen. T able 6-4. T est Status Messages T est Status Message Meaning No T est Active No tests are currently running. Line Loopback Active The network Line Loopback [...]

Monitoring the DSU/CSU 6-10 71 12-A2-GB20-20 March 1998 Cr oss Connect Status Use the Cross Connect Status screen to display the network interface time slots assigned to the data port. These assignments are made using the Cross Connect configuration option. Use the following menu sequence to display network channel information. Main Menu → Status[...]

Monitoring the DSU/CSU 6-1 1 71 12-A2-GB20-20 March 1998 Network Performance Statistics Network performance statistics allow you to monitor the current status of the network operations. Performance statistics can assist you in determining the duration of specific conditions and provide a historical context for problem detection and analysis. When t[...]

Monitoring the DSU/CSU 6-12 71 12-A2-GB20-20 March 1998 Y ou can reset the user performance registers via the ClrStats selection on the Performance Statistics screen. NOTE: ClrStats only resets the user events. T elco events are cleared during a power-on reset. There are four sections to the Network Performance Statistics screen:  Summary Inform[...]

Monitoring the DSU/CSU 6-13 71 12-A2-GB20-20 March 1998  Bursty Errored Seconds (BES) –The number of bursty errored seconds for the current interval. A bursty errored second is any second with more than one, but less than 320, CRC errors. The maximum is 900 seconds.  Controlled Slip Seconds (CSS ) – The number of controlled slip seconds f[...]

Monitoring the DSU/CSU 6-14 71 12-A2-GB20-20 March 1998 24-Hour T otals The last two lines on the screen (above the dotted line) display the totals for each statistic over the last 24 hours, along with the number of valid intervals included in the total (up to 96). Ethernet Port Status T o view the Ethernet (10BaseT) Port Status, follow this menu s[...]

Monitoring the DSU/CSU 6-15 71 12-A2-GB20-20 March 1998 T able 6-5. Ethernet Port Status Screen Contents (2 of 2) Label What the Field Indicates Errored Frames The number of frames in error . This is the sum of frames with alignment errors, FCS (Frame Check Sequence) errors, and framing errors. Excessive Collisions The number of frames for which tr[...]

Monitoring the DSU/CSU 6-16 71 12-A2-GB20-20 March 1998 T able 6-6 describes the fields on the Management Protocol Statistics screen. T able 6-6. 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[...]

7-1 71 12-A2-GB20-20 March 1998 T esting 7 Detecting Pr oblems The DSU/CSU 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/CSU LEDs in Chapter 6, Monitoring the DSU/CSU .  SNMP T raps – For information on traps, refer to Co[...]

T esting 7-2 71 12-A2-GB20-20 March 1998 Accessing the T est Menu From the T est menu, you can run network tests, data port tests, and a lamp test for the front panel LEDs. The T est menu is limited to users with an access level of 1 or 2 (Refer to Chapter 4, Security ). T o access the T est menu, follow this menu selection sequence: Main Menu → [...]

T esting 7-3 71 12-A2-GB20-20 March 1998 Running Network T ests Network tests require the participation of your network service provider . T o access the Network T ests screen, follow this menu selection sequence: Main Menu → T est → Network T ests main/test/network PARADYNE Device Name: Model: 7112 NETWORK TESTS Test Command Status Result Loca[...]

T esting 7-4 71 12-A2-GB20-20 March 1998 Line Loopback Line Loopback (LLB) loops the received signal on the network interface back to the network without change. " Procedur e T o run a Line loopback: 1. Position the cursor at the Start command next to Line Loopback on the Network T ests screen and press Enter . 2. The Start command is changed [...]

T esting 7-5 71 12-A2-GB20-20 March 1998 2. T o manually stop the test, verify that the cursor is positioned at the Stop command and press Enter . 496-15076 CSU DSU Network Interface ALL 1s PLB DTE Payload Loopback cannot be started when any other loopback or Send Pattern test is already active on the network interface. Repeater Loopback Repeater L[...]

T esting 7-6 71 12-A2-GB20-20 March 1998 Remote Send Line Loopback Remote Send Line Loopback sends the line loopback up or down code on the network interface for 10 seconds.  Procedur e T o run a Send Remote Line loopback: 1. Position the cursor at the Up or Down selection next to Send Line Loopback on the Network T ests screen. 2. Press the spa[...]

T esting 7-7 71 12-A2-GB20-20 March 1998  Procedur e T o run a Monitor QRSS test: 1. Position the cursor at the Start command next to Monitor QRSS on the Network T ests screen. 2. If desired, use Ctrl-a to switch to the screen function key area and use the virtual function key r or R (R esetMon) to clear the error counter to zero. Press Ctrl-a t[...]

T esting 7-8 71 12-A2-GB20-20 March 1998 Data T erminal Loopback Data T erminal Loopback (DTLB) loops the user data back to the DTE. This loopback is located as closely as possible to the User Data Port (DTE) interface.  Procedur e T o run a data terminal loopback: 1. Position the cursor at the Start command next to Data T erminal Loopback on th[...]

T esting 7-9 71 12-A2-GB20-20 March 1998 Data Channel Loopback Data Channel Loopback (DCLB) loops the data from all network DS0 channels assigned to the port back to the network. This loopback is located as closely as possible to the User Data Port (DTE) interface. " Procedur e T o run a data channel loopback: 1. Position the cursor at the Sta[...]

T esting 7-10 71 12-A2-GB20-20 March 1998 Send V .54 Up/Down Sequences The local DSU/CSU can send an ITU-T V .54 Up or Down sequence to request the start or stop of a Data Channel Loopback on a remote DSU/CSU. The DSU/CSU can send: H In-band V .54 Up (activation) code to request the start of a Data Channel Loopback (V .54 Loop 2) at the remote DSU/[...]

T esting 7-1 1 71 12-A2-GB20-20 March 1998 Send FT1 Up/Down Sequences The local DSU/CSU can send an ANSI T1.403 (Annex B) Up or Down sequence to request the start or stop of a Data Channel Loopback on a remote DSU/CSU. The DSU/CSU can send: H In-band ANSI T1.403 (Annex B) Up (activation) code to request the start of a Data Channel Loopback at the r[...]

T esting 7-12 71 12-A2-GB20-20 March 1998 " Procedur e T o run a Monitor Pattern test: 1. Position the cursor at the Start command next to Monitor QRSS on the Data Port T ests screen. 2. Press Enter . The Start command is changed to Stop. If you want to manually stop the test, verify that the cursor is positioned at the Stop command. The Send [...]

8-1 71 12-A2-GB20-20 March 1998 Messages and T r oubleshooting 8 Overview There are many messages available to assess the status of the device and contribute to problem resolutions. Refer to the following sections:  SNMP T raps — Configuring SNMP T raps  Device Messages  T roubleshooting SNMP T raps SNMP traps are unsolicited messages se[...]

Messages and T roubleshooting 8-2 71 12-A2-GB20-20 March 1998 T o configure SNMP Traps, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → SNMP → SNMP T raps Refer to T able A-10, SNMP Traps Options . Device Messages The Device Messages in T able 8-1, listed in alphabetical order , may appear in the m[...]

Messages and T roubleshooting 8-3 71 12-A2-GB20-20 March 1998 T able 8-1. Device Messages (2 of 2) Device Message What T o Do What Message Indicates Limit of six Login IDs reached An attempt to enter a new login ID was made, and the limit of six login/password combinations has been reached. 1. Delete another login/password combination. 2. Re-enter [...]

Messages and T roubleshooting 8-4 71 12-A2-GB20-20 March 1998 T roubleshooting This DSU/CSU is designed to provide you with many years of trouble-free service. If a problem occurs, however , refer to T able 8-2 for possible solutions. T able 8-2. T roubleshooting (1 of 2) Symptom Possible Cause Solutions Alarm LED is on. One of several alarm condit[...]

Messages and T roubleshooting 8-5 71 12-A2-GB20-20 March 1998 T able 8-2. T roubleshooting (2 of 2) Symptom Solutions Possible Cause Not receiving data.  The network or data port cables are not connected (check front panel LEDs for more information).  A test is being executed on the unit (check the TEST LED on the front panel).  Check netw[...]

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A-1 71 12-A2-GB20-20 March 1998 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 . NOTE: All changes to configuration options must be saved. Refer to Saving Confi[...]

Configuration Option T ables A-2 71 12-A2-GB20-10 March 1998 Select . . . T o Configur e the . . . T o Access the . . . T elnet Port T elnet Session Options , T able A-7 T elnet user interface SNMP  General SNMP Management Options , T able A-8  SNMP NMS Security Options , T able A-9  SNMP T raps Options , T able A-10 Management support thr[...]

Configuration Option T ables A-3 71 12-A2-GB20-20 March 1998 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 → Network T able A-2. Network Interface Options (1 of 4) Prima[...]

Configuration Option T ables A-4 71 12-A2-GB20-10 March 1998 T able A-2. Network Interface Options (2 of 4) Bit Stuffing Possible Settings: 6241 1, Part68, Disable Default Setting: 6241 1 Specifies when bit stuffing is performed to meet the ones density requirements for data transmission on the network. Y ou must choose the maximum number of consec[...]

Configuration Option T ables A-5 71 12-A2-GB20-20 March 1998 T able A-2. Network Interface Options (3 of 4) FDL Subnet Mask Possible Settings: 000.000.000.000 – 255.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the subnet mask used to access the unit via the FDL interface. 000.000.000.000 – 255.255.255.255 – Set the FDL interf[...]

Configuration Option T ables A-6 71 12-A2-GB20-10 March 1998 T able A-2. Network Interface Options (4 of 4) ANSI Performance Report Messages Possible Settings: Disable, Enable Default Setting: Disable Specifies whether ANSI T1.403 compliant performance report messages (PRMs) are generated. Disable – Prevents the DSU/CSU from generating ANSI PRMs.[...]

Configuration Option T ables A-7 71 12-A2-GB20-20 March 1998 Cr oss Connect Assignments For Cross Connect Assignment Options, refer to T able A-3. T o access the Cross Connect Assignments screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Cross Connect T able A-3. Cross Connect Assignments Assig[...]

Configuration Option T ables A-8 71 12-A2-GB20-10 March 1998 Data Port Options Menu For Data Port Options, refer to T able A-4. T o access the Data Port Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Data Port T able A-4. Data Port Options (1 of 3) Port Base Rate Possible Settings: N[...]

Configuration Option T ables A-9 71 12-A2-GB20-20 March 1998 T able A-4. Data Port Options (2 of 3) Invert T ransmit and Received Data Possible Settings: Enable, Disable Default Setting: Disable Specifies whether the synchronous data port’s transmitted data and received data are logically inverted before being transmitted or received. This config[...]

Configuration Option T ables A-10 71 12-A2-GB20-10 March 1998 T able A-4. Data Port Options (3 of 3) Network Init. Data Channel Loopback Possible Settings: Disable, V .54, FT1, Both Default Setting: Disable Allows the initiation and termination of a Data Channel Loopback (V .54 loop 2) by the receipt of a V .54 DCLB-actuate sequence or DCLB-release[...]

Configuration Option T ables A-1 1 71 12-A2-GB20-20 March 1998 Ethernet Port Options Menu For Ethernet Port Options, refer to T able A-5. T o access the Ethernet Port Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → Ethernet Port T able A-5. Ethernet Port Options (1 of 2) Port[...]

Configuration Option T ables A-12 71 12-A2-GB20-10 March 1998 T able A-5. Ethernet Port Options (2 of 2) Default Gateway Address Possible Settings: 000.000.000.000 – 255.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the IP address of the default gateway to be used for packets that do not have a route. 000.000.000.000 – 255.255.2[...]

Configuration Option T ables A-13 71 12-A2-GB20-20 March 1998 T able A-6. T erminal Port Options (2 of 3) Stop Bits Possible Settings: 1 , 2 Default Setting: 1 Provides the number of stop bits for the T erminal port. 1 or 2 – Selects the number of stop bits. Monitor DTR/RTS Possible Settings: Enable , Disable Default Setting: Enable Specifies mon[...]

Configuration Option T ables A-14 71 12-A2-GB20-10 March 1998 T able A-6. 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 t[...]

Configuration Option T ables A-15 71 12-A2-GB20-20 March 1998 T able A-7. 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-16 71 12-A2-GB20-10 March 1998 SNMP Menu The SNMP Menu includes the following:  General SNMP Management Options , T able A-8  SNMP NMS Security Options , T able A-9  SNMP T raps Options , T able A-10 General SNMP Management Options T o access the General SNMP Management Options screen, follow this menu select[...]

Configuration Option T ables A-17 71 12-A2-GB20-20 March 1998 T able A-8. 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/CSU’s MIB. This community name must be supplied by an external SNMP manager attempting[...]

Configuration Option T ables A-18 71 12-A2-GB20-10 March 1998 T able A-9. SNMP NMS Security Options (2 of 2) NMS n IP Address Possible Settings: 000.000.000.000 – 255.255.255.255, 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 the next o[...]

Configuration Option T ables A-19 71 12-A2-GB20-20 March 1998 SNMP T raps Options T o access the SNMP Traps Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Edit → SNMP & Communication → SNMP T raps T able A-10. SNMP T raps Options (1 of 2) SNMP T raps Possible Settings: Enable[...]

Configuration Option T ables A-20 71 12-A2-GB20-10 March 1998 T able A-10. 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 71 12-A2-GB20-20 March 1998 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 in[...]

Worksheets B-2 71 12-A2-GB20-10 March 1998 Network Interface Configuration Option Settings (default in Bold) Primary Clock Source Network , Internal, Port Line Framing Format ESF , D4 Line Coding Format B8ZS, AMI Bit Stuffing 6241 1, Part68, Disable Line Build Out (LBO) 0.0 , –7.5, –15, –22.5 FDL Management Link Enable , Disable FDL IP Addres[...]

Worksheets B-3 71 12-A2-GB20-20 March 1998 Cross Connect Assignments Configuration Option Settings (default in Bold) Synchronous Data Port Assignments N01 yg The default is that all DS0s are assigned to the data port N02 the data port. N03 N04 N05 N06 N07 N08 N09 N10 N1 1 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 Data Port Configuration O[...]

Worksheets B-4 71 12-A2-GB20-10 March 1998 Data Port Configuration Option Settings (default in Bold) Network Init. Data Channel Loopback Disable, V .54, FT1, Both Port (DTE) Initiated Loopbacks Disable, DTLB, DCLB, Both Ethernet Port Configuration Option Settings Default in [ Bold ] Port Use 802.3, V ersion 2 , Disable IP Address [ 000.000.000.000 [...]

Worksheets B-5 71 12-A2-GB20-20 March 1998 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/Write Community Name 2 ASCII T ext Name 2 Access Read , Read/Write SNMP NMS Security NMS IP V alidation Enable, Disable Number of Manag[...]

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C-1 71 12-A2-GB20-20 March 1998 MIB Descriptions C Overview The MIB descriptions listed here provide clarification for the MIB objects when it is not clear how the object definition in the applicable RFC is related to the unit. Otherwise, the MIB object is supported as documented in the RFC. The 71 12 SNMP DSU/CSU supports:  MIB II (RFC 1213 and[...]

MIB Descriptions C-2 71 12-A2-GB20-10 March 1998  T ransmission Group Objects. Supported on the: — DS1 network interface using the DS1 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 r[...]

MIB Descriptions C-3 71 12-A2-GB20-20 March 1998 T able C-1. System Group Objects (2 of 2) Object, OID, Access Setting/Contents Description sysServices ( system 7) 1.3.6.1.2.1.1.7 read-only Functionality supported:  physical (1 ) – Layer 1 functionality for all interfaces.  datalink/subnetwork ( 2 ) – Layer 2 functionality ( SLIP/ PPP ) f[...]

MIB Descriptions C-4 71 12-A2-GB20-10 March 1998 T able C-2. Interfaces Group Objects (2 of 5) Object Setting/Contents Description ifDescr ( ifEntry 2) 1.3.6.1.2.1.2.2.1.2 Supplies text for each Interface:  T erminal  Ethernet  DS1 Network  User Data Port  FDL T ext Strings for each interface:  “T erminal Port; P ARADYNE DS1 Lea[...]

MIB Descriptions C-5 71 12-A2-GB20-20 March 1998 T able C-2. Interfaces Group Objects (3 of 5) Object Setting/Contents Description ifSpeed ( ifEntry 5 ) 1.3.6.1.2.1.2.2.1.5 Provides the current bandwidth for the interface in bits per second.  Ethernet Port – The data rate for the port.  T erminal port – Configured data rate for the port. [...]

MIB Descriptions C-6 71 12-A2-GB20-10 March 1998 T able C-2. Interfaces Group Objects (4 of 5) Object Setting/Contents Description ifOperStatus ( ifEntry 8 ) 1.3.6.1.2.1.2.2.1.8 Specifies the current operational state of the interface. Read/Write  Ethernet port – up(1) – No alarms – down(2) – Alarms – testing(3) – T est active  T [...]

MIB Descriptions C-7 71 12-A2-GB20-20 March 1998 T able C-2. Interfaces Group Objects (5 of 5) Object Setting/Contents Description ifOutOctets (ifEntry 16) 1.3.6.1.2.1.2.2.1.16 Collects output statistics on data received by the interface An integer number . ifOutUcastPkts (ifEntry 17) 1.3.6.1.2.1.2.2.1.17 interface. Applies to the FDL and the Ether[...]

MIB Descriptions C-8 71 12-A2-GB20-10 March 1998 T able C-3. Extension to Interface T able (ifXT able) (2 of 2) Object, OID, Access Setting/Contents Description ifHighSpeed (ifXEntry 15) 1.3.6.1.2.1.31.1.1.1.15 read-only Reflects the ifSpeed setting for the interface. Supported as a read-only variable. This object is supported for the Ethernet Netw[...]

MIB Descriptions C-9 71 12-A2-GB20-20 March 1998 T able C-4. Interface Stack Group Objects (2 of 2) Object, OID, Access Setting/Contents Description ifStackStatus (ifStackEntry3) 1.3.6.1.2.1.31.1.2.1.3 read-only Specifies the stack group’s status compared to the interface’s ifOperStatus.  When ifStackStatus set to active – maps to ifOperSt[...]

MIB Descriptions C-10 71 12-A2-GB20-10 March 1998 T able C-5. IP Group Objects (2 of 3) Object, OID, Access Setting/Contents Description ipAdEntIfIndex (ipAddrEntry 2) 1.3.6.1.2.1.4.20.1.2 read-only 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 Grou[...]

MIB Descriptions C-1 1 71 12-A2-GB20-20 March 1998 T able C-5. IP Group Objects (3 of 3) Object, OID, Access Setting/Contents Description ipRouteT able (ip21) (Continued) Objects that are not used by this unit:  ipRouteMetric2, ipRouteMetric3, ipRoutemetric4, ipRoutemetric5 – Default to –1 .  ipRouteNextHop – Defaults to 0.0.0.0 . Do no[...]

MIB Descriptions C-12 71 12-A2-GB20-10 March 1998 T ransmission Group Objects in the T ransmission Group are supported on the T1 network interface, User Data port and T erminal port. These objects are defined through other Internet-standard MIB definitions rather than within MIB II. T able C-6. T ransmission Group Objects Object Description dot3 (t[...]

MIB Descriptions C-13 71 12-A2-GB20-20 March 1998 DS1/E1 – RFC 1406 The unit supports DS1/E1 MIB, RFC 1406 for the T1 network interface. The DS1 Near End Group and DS1 Fractional Group are supported for this interface. The DS1 Near End Group consists of the following tables:  DS1 Configuration , T able C-7  DS1 Current , T able C-8  DS1 [...]

MIB Descriptions C-14 71 12-A2-GB20-10 March 1998 T able C-7. DS1 Near End Group Configuration T able Objects (2 of 4) Object, OID, Access Setting/Contents Description dsx1LineCoding (dsx1ConfigEntry 6 ) 1.3.6.1.2.1.1.10.18.6.1.6 read-write Corresponds to the network line coding configuration option for the network interface on the DSU/CSU. Support[...]

MIB Descriptions C-15 71 12-A2-GB20-20 March 1998 T able C-7. DS1 Near End Group Configuration T able Objects (3 of 4) Object, OID, Access Setting/Contents Description dsx1LoopbackConfig (dsx1ConfigEntry 9 ) 1.3.6.1.2.1.1.10.18.6.1.9 read-write This object specifies the loopback state of the network interface. Applies to the T1 network interface on[...]

MIB Descriptions C-16 71 12-A2-GB20-10 March 1998 T able C-7. DS1 Near End Group Configuration T able Objects (4 of 4) Object, OID, Access Setting/Contents Description dsx1SignalMode (dsx1ConfigEntry 1 1 ) 1.3.6.1.2.1.1.10.18.6.1.1 1 read-only This object specifies whether Robbed Bit Signaling (RBS) is being used. This object differs from the MIB d[...]

MIB Descriptions C-17 71 12-A2-GB20-20 March 1998 DS1 Near End Group Curr ent T able Objects The DS1 Near End Group Current T able contains various statistics being collected for the current 15-minute interval. The following objects are provided for the network interface only . Objects in the DS1 Current T able that are not listed below are not sup[...]

MIB Descriptions C-18 71 12-A2-GB20-10 March 1998 DS1 Near End Group Interval T able Objects The DS1 Near End Group Interval T otal T able contains the cumulative sum of the various statistics for the 24-hour period preceding the current interval. The following objects are provided for the network interface only . Objects in the DS1 Interval T able[...]

MIB Descriptions C-19 71 12-A2-GB20-20 March 1998 DS1 Near End Group T otal T able Objects The DS1 Near End Group T otal T able contains various statistics being collected for the current 15-minute interval. The following objects are provided for the network interface only . Objects in the DS1 T otal T able that are not listed below are not support[...]

MIB Descriptions C-20 71 12-A2-GB20-10 March 1998 DS1 Fractional Group The DS1 Fractional Group consists of the DS1 fractional table. This table (dsx1FracT able) is fully supported by the DSU/CSU and allows DS0 (time slots) to be mapped between the network interface and the data port. The DSU/CSU validates all channel configurations before applying[...]

MIB Descriptions C-21 71 12-A2-GB20-20 March 1998 T able C-1 1. General Port T able Objects Object, OID, Access Description Setting/Contents rs232PortT ype (rs232PortEntry 2 ) 1.3.6.1.2.1.10.33.2.1.2 read-only Identifies the port hardware type. Supports only the following values: rs232(2) – Identifies the T erminal port. v35(5) – Identifies the[...]

MIB Descriptions C-22 71 12-A2-GB20-10 March 1998 Asynchronous Port T able Objects The Asynchronous Port T able Objects contains an entry for the T erminal port. For this unit, entries in the table that are counters (rs232AsyncPortEntry 6–8) are used to collect statistics only and are not supported. T able C-12. Asynchronous Port T able Objects O[...]

MIB Descriptions C-23 71 12-A2-GB20-20 March 1998 Synchronous Port T able Objects The Synchronous Port T able Objects contains an entry for the synchronous user data port when this port is configured for synchronous operation. For this unit, entries in the table that are counters (rs232SyncPortEntry 3–7) are used to collect statistics only and ar[...]

MIB Descriptions C-24 71 12-A2-GB20-10 March 1998 T able C-13. Synchronous Port T able Objects (2 of 2) Object, OID, Access Setting/Contents Description rs232SyncPortMode (rs232SyncPortEntry 12 ) 1.3.6.1.2.1.10.33.4.1.12 read-write Specifies the port’s mode of data transfer . Supports only the following value: fdx(1) – Full-duplex rs232SyncPort[...]

MIB Descriptions C-25 71 12-A2-GB20-20 March 1998 Output Signal T able Objects The Output Signal T able Objects 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 below . T able C-15. Output Signal T abl[...]

MIB Descriptions C-26 71 12-A2-GB20-10 March 1998 Generic Interface Extension MIB – RFC 1229 The unit supports the Generic Interface Extension MIB (RFC 1229):  T able C-16, Generic Interface T est T able Objects The DSU/CSU only supports the Generic Interface T est T able in the Generic Interface Extension MIB. Generic Interface T est T able O[...]

MIB Descriptions C-27 71 12-A2-GB20-20 March 1998 T able C-16. Generic Interface T est T able Objects (2 of 3) Object Setting/Contents Description ifExtnsT estT ype (cont’d) The following objects use identifiers to control tests only on the User Data port interface:  testFullDuplexLoopBack (wellKnownT ests 1) – Starts a Data Channel Loopback[...]

MIB Descriptions C-28 71 12-A2-GB20-10 March 1998 T able C-16. Generic Interface T est T able Objects (3 of 3) Object Setting/Contents Description ifExtnsT estResult (ifExtnsT estEntry 5) 1.3.6.1.3.6.2.1.5 read-only Contains the result of the most recently requested test. Supports the following values:  none(1) – No test active.  inProgress[...]

MIB Descriptions C-29 71 12-A2-GB20-20 March 1998 Enterprise MIB Object The following Paradyne Enterprise MIB Object is supported by the unit:  Device Configuration V ariable , T able C-17 Device Configuration V ariable (pdn-common 7) The variable devConfigAreaCopy in the devConfigArea group is supported. This variable allows the entire contents[...]

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D-1 71 12-A2-GB20-20 March 1998 Standards Compliance for SNMP T raps D Overview This section describes the unit’s compliance with SNMP standards and any special operational features for the SNMP traps supported. The unit supports the following user interface traps and enterprise-specific traps: T rap: warmStart SNMP T rap Description Possible Cau[...]

Standards Compliance for SNMP T raps D-2 71 12-A2-GB20-10 March 1998 SNMP T rap Description Possible Cause authenticationFailure Failed attempts to access the unit. There are no variable-bindings.  SNMP message not properly authenticated.  Three unsuccessful attempts were made to enter a correct login/password combination.  IP address secu[...]

Standards Compliance for SNMP T raps D-3 71 12-A2-GB20-20 March 1998 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. T1 network (Supported by the media-specific ds1 [...]

Standards Compliance for SNMP T raps D-4 71 12-A2-GB20-10 March 1998 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: T [...]

Standards Compliance for SNMP T raps D-5 71 12-A2-GB20-20 March 1998 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 T1 network and user data port interfaces. The specific tests and variable-bindings are des[...]

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E-1 71 12-A2-GB20-20 March 1998 Cables and Pin Assignments E Cabling Overview The following sections provide pin assignments:  Modular RJ48C-to-RJ48C T1 Network Interface Cable  Modular RJ48C-to-CA81A T1 Network Interface Cable  T erminal Port EIA-232 Connector  10BaseT Connector  Serial Crossover Cable  DTE V .35 Connector[...]

Cables and Pin Assignments E-2 71 12-A2-GB20-10 March 1998 Modular RJ48C-to-RJ48C T1 Network Interface Cable Network access in the United States is via a 20-foot modular cable with an RJ48C plug connector on each end. 493-14156-0 1 1 2 3 4 5 6 7 8 RECEIVE RING RECEIVE TIP TRANSMIT RING TRANSMIT TIP TWISTED P AIR TWISTED P AIR RJ48C PLUG UNKEYED 1 2[...]

Cables and Pin Assignments E-3 71 12-A2-GB20-20 March 1998 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/CSU ( In ) 2 Received Data ( RXD ) From DSU/CSU ( Out ) 3 Request to Send ( RTS ) T o DSU/CSU ( In ) 4 Clear to Send ( CTS ) From DSU/CSU [...]

Cables and Pin Assignments E-4 71 12-A2-GB20-10 March 1998 Serial Cr ossover Cable Use a serial crossover cable to connect an external modem to the DSU/CSU’s COM port. NOTE: The Pin 17 to Pin 24 crossovers are not required and have no effect with the Model 71 12. Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug Chassis Ground TXD RXD[...]

Cables and Pin Assignments E-5 71 12-A2-GB20-20 March 1998 DTE V .35 Connector The following table provides the pin assignments for the 34-position V .35 connector to the DTE. Signal ITU CT# Direction 34-Pin Socket Connector Signal Ground/Common 102 — B Request to Send ( RTS ) 105 T o DSU/CSU (In) C Clear to Send ( CTS ) 106 From DSU/CSU (Out) D [...]

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F-1 71 12-A2-GB20-20 March 1998 T echnical Specifications F Model 71 12 DSU/CSU T echnical Specifications (1 of 2) Item Specifications Approvals Refer to the product labeling Clock Sources T1 network interface, Port, or internal clock Environment Operating T emperature Storage T emperature Relative Humidity Shock and Vibration 32 ° F to 122 ° F ([...]

T echnical Specifications F-2 71 12-A2-GB20-10 March 1998 Model 71 12 DSU/CSU T echnical Specifications (2 of 2) Item Specifications MIB II Object Groups Supported  ICMP group  Interfaces group: – T1 network – DTE Data port – T erminal port – Ethernet port  IP group  SNMP group  System group  TCP group  T ransmission gr[...]

GL-1 71 12-A2-GB20-20 March 1998 Glossary Alternate Channel Alternate Mark Inversion. A method of allocating DS0 channels as a group, so that every alternate DS0 channel does not carry data, but instead transmits and receives all ones. A software program housed within a device to provide SNMP functionality . Each SNMP agent stores management inform[...]

Glossary GL-2 71 12-A2-GB20-20 March 1998 Assigning specific DS0 channels in the DSU/CSU to specific interfaces (network, DTE Drop/Insert, etc.). An identification used by SNMP to grant an SNMP server access rights to a MIB. Device software that sets specific operating parameters for the DSU. Customer Premises Equipment. T erminating equipment supp[...]

Glossary GL-3 71 12-A2-GB20-20 March 1998 Electronic Industries Association. This organization provides standards for the data communications industry to ensure uniformity of interface between DTEs and DCEs. The EIA ’s standards defining the 25-pin interface between the DTE and DCE. MIB objects unique to Paradyne devices. A trap unique to Paradyn[...]

Glossary GL-4 71 12-A2-GB20-20 March 1998 Loss of Frame. The inability to maintain frame synchronization. Loss of Frame Count. A count of the number of LOFs declared. 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 message back to its origination point. Los[...]

Glossary GL-5 71 12-A2-GB20-20 March 1998 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 circui[...]

Glossary GL-6 71 12-A2-GB20-20 March 1998 A CCITT standard for a low-speed, 25-position, DCE/DTE interface. ITU-T standard for a high-speed, 34-pin, DCE/DTE interface. A CCITT standard for local and remote diagnostic loopback tests. Wide Area Network. A network that operates over long distances and spans a relatively large geographic area (e.g., a [...]

IN-1 71 12-A2-GB20-20 March 1998 Index Numbers 10BaseT cable, E-3 10BaseT port. See Ethernet port A ac power module, F-2 access SNMP , 1-3, 4-6 to async terminal interface, 2-3, 4-4 access to user interface, resetting/restoring, 4-3 AIS (Alarm Indication Signal) condition, status message, 6-7 alarm, condition, 7-1 alarm LED, 6-4 alarm messages, 8-1[...]

Index IN-2 71 12-A2-GB20-20 March 1998 E EER (Excessive Error Rate) LED, 6-4 status message, 6-7 effective access level, 4-5 EIA-232 pin assignments, E-3 ending an A TI session, 2-7 enterprise MIB objects, C-29 SNMP traps, D-4 environmental specifications, F-1 Ethernet cable, E-3 Ethernet port connector , E-3 default gateway address, A-12 IP addres[...]

Index IN-3 71 12-A2-GB20-20 March 1998 N navigating the screens, 2-4 network interface cable, E-2 interface options, A-3 interface port location, 1-4 LEDs, 6-4 tests, 7-3 NMS SNMP access, 4-7 SNMP connectivity , 5-1 SNMP security options, A-17 no test active status message, 6-9 O objects for MIBs, C-1 OK, LED, 6-3 OOF (out of frame) LED, 6-4 perfor[...]

Index IN-4 71 12-A2-GB20-20 March 1998 statistics, Management Protocol, 6-15 status cross connect, 6-10 indicators on front panel, 1-3 test messages, 6-9 subnet, IP addresses, 5-1 sync data port options, A-8 system device name fields, 3-1 LEDs, 6-3 T telnet session access, 4-1 telnet session options, A-14 terminal port access level, A-13 direct con[...]