Ascend Customer Service

Important safety instructions

What is in this guide

What you should know

Related publications

MAX TNT documentation set

Related RFCs

Information about PPP connections

Information about IP routers

Information about OSPF routing

Information about multicast

Information about firewalls and packet filtering

Information about general network security

Information about external authentication

ITU-T recommendations

Related books

Documentation conventions

Overview

Logging into the MAX TNT

Securing the serial port

Overview of MAX TNT commands

Command permission-levels

Commands overview

Displaying system and slot card uptime

Displaying the system version

Viewing the factory configuration

Setting the system name

Setting the system time and date

Managing onboard NVRAM

Resetting the unit

Viewing clock-source information

Using PCMCIA flash cards

Formatting a flash card

Displaying the contents of flash

Checking the file system

Updating system software

Backing up and restoring a configuration

Saving the configuration to a local file

Saving the configuration to a network host

Restoring or updating the configuration

Restoring from a local file

Restoring from a network host

Updating the configuration

Using the status window

Status window command summary

Opening and closing the status window

Understanding the status window

Connection status information

General status information

Log messages

Displaying WAN line information

Reviewing the fatal error log

Configuring message logging

Configuring MAX TNT system logging

Specifying a session ID base

Configuring Syslog on the MAX TNT

Configuring the Syslog daemon

Checking the power supplies

Expanding system memory

Using a script to configure the MAX TNT

Creating a text file

Logging into the MAX TNT

Uploading the text file

Displaying user session information

Using the Userstat command

Using the Finger command

Call logging using the RADIUS accounting protocol

Overview

Viewing installed slot cards

Viewing information about a particular slot card

Opening a session with a slot card

Changing a slot state

Changing a device state

Removing a slot card and its configuration

Viewing the clock source for a slot card

Recovering from a failed slot-card installation

Using the NVRAM command

Removing the slot card

Displaying line status

Administering Ethernet cards

Enabling or disabling an Ethernet interface

Specifying how the link state affects the IP routing table

A read-only indication of physical link-state

Checking multiple IP interfaces on an Ethernet port

Administering T1, T3, and FrameLine cards

Quiescing a PRI line or T1 channels

Using the Maintenance-State parameter

Using the Quiesce command

Specifying FDL

Checking the status of T1 channels

Displaying DS1-level diagnostics for T1 cards

The FE-Loop command

Using DS3 diagnostics

Performing an external loopback

Performing an internal loopback

Administering E1 cards

Administering HDLC cards

Administering IDSL cards

Using the BRIchannels command

Using the BRIdisplay command

Using the IDSLcmd command

Performing IDSL diagnostics

Line loopbacks

Block-error counters

Administering SDSL cards

Using the SDSLlines command

Using the XDSLcmd command

Troubleshooting SDSL connections

Administering RADSL cards

Performing a RADSL BER test

Performing loopbacks

Administering SWAN cards

Administering modems

Using the Modem command to display modem status

Bringing a modem or channel up or down

Disabling a modem

Quiescing digital modems

Overview

Diagnostic tools for TCP/IP networks

Using the Ping command to test connectivity

Using the Netstat command to display the interface table

Displaying and modifying IP routes

Using the Netstat command to display the routing table

Modifying the routing table

Using the TraceRoute command to trace routes

Using the NSlookup command to verify name service setup

Using the ARPtable command to display the ARP cache

Displaying protocol statistics

Logging into a network host

Using the Rlogin command

Using the Telnet command

Diagnostic tools for IGMP multicast interfaces

Displaying IGMP group information

Displaying IGMP client information

Diagnostic tools for OSPF routers

Displaying general information about OSPF routing

Displaying information about OSPF areas

Displaying information about AS border routers

Displaying the link-state database

Displaying details about a route in the database

Displaying OSPF interfaces

Displaying OSPF neighbors

Displaying the OSPF routing table

Displaying the timer queue

Displaying information about packet errors

Displaying packet statistics

Diagnostic tools for IPX routers

Displaying Ethernet packet contents

Enabling debug permissions

Enabling debug output

Debug levels

Getting online help for debug commands

Using combinations of commands

Using the debug commands

Frame Relay

Calls

Authentication

Multishelf

Host-side devices

Network-side devices

Protocols

Tunneling

System and devices

Terminal server

Special administrative commands

Alphabetical list of debug commands

Overview

Hardware overview

The control bus

The TDM bus

The packet bus

How the MAX TNT answers calls

Multishelf system overview

Testing packet and TDM traffic

Testing packet bus traffic

Testing TDM traffic

Setting up a TDM bus connection

Opening a TDM channel

Testing communications

Overview

Understanding the User profile parameters

Understanding command permissions

Sample User profiles

Customizing the environment for a User profile

Setting the system prompt

Specifying status window information

Setting log levels for each login

Logging in as a different user

Specifying a timeout for logins

Finding the current user

Overview

SNMP support

Ascend MIB

Multishelf system reports on slave cards

Ascend Advanced Agent MIB

Ascend Power Supply MIB

Ascend Multishelf MIB

DSX MIB

Frame Relay MIB for DTEs

Modem MIB

Configuring SNMP access and security

SNMP profile configuration overview

Sample SNMP profile

Setting up SNMP traps

MAX TNT trap support

SNMP trap configuration overview

Example SNMP trap configuration

Multishelf traps

Managing SNMP interfaces

Initiating interface state changes

Resetting SNMP interface table sequentially

Overview

How the MAX TNT creates administrative profiles

Using the Admin-State profile

Using the Slot-Info profile

Using the Slot-State profile

Using the Device-State profile

Using the T1-Stat profile

Using SWAN-Stat profiles

Using ADSL profiles

Using the ADSL-CAP-Stat profile

Using the ADSL-CAP-Statistics profile

Using the ADSL-CAP Status profile

Using the IDSL-Stat profile

Using SDSL profiles

Using the SDSL Stat profile

Using the SDSL Statistics profile

Using the SDSL Status profile

What is a core dump?

Before you begin

The Ascendump daemon

Coredump command

Core dump naming conventions and file characteristics

Trigger events

UDP port numbers

Examples

Enabling Ascendump

Enabling core dumps on the MAX TNT

Pulling a core dump from the MAX TNT

Initiating an immediate core dump

Getting core dumps from slot cards

Disabling core dumps

Fatal error log and core dumps

Troubleshooting core dumps

Fatal and warning error messages

Format of fatal and warning error messages

Definitions of fatal errors

Definitions of warning messages

Fatal crash information on console

Syslog messages

End of call information

DNIS and CLID information

Syslog messages initiated by a Secure Access Firewall

The backoff queue error message in the Syslog file

Overview

Breaking down the raw data

Annotated Traces

Example of MP+ call negotiation

FCC Part 68

FCC Part 15

Canadian Notice

Product warranty

Warranty repair

Out-of warranty repair

Copyright © 1997, Ascend Communications, Inc. All rights reserved.