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Alcatel OmniStack 6148 - User Manual

Alcatel OmniStack 6148
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Part No. 060144-10, Rev. A
June 2002
OmniStack
®
6148
Users Guide

Table of Contents

Questions and Answers

  • J
    Jeremy MerrittJul 31, 2025
    What to do if I cannot connect to Alcatel OmniStack 6148 Switch using Telnet, Web browser, or SNMP?
    • D
      dalvarezJul 31, 2025
      If you cannot connect to the Alcatel Switch using Telnet, a Web browser, or SNMP software, ensure the agent is configured with a valid IP address, subnet mask, and default gateway. Verify you have a valid network connection to the switch and the port you're using is enabled. Check the network cabling between your management station and the switch. If using Telnet, you might have exceeded the maximum number of concurrent Telnet sessions; try again later.
  • J
    jennifer41Aug 15, 2025
    What to do if I can’t access the on-board configuration program via a serial port connection on my Alcatel Switch?
    • C
      Colleen BrownAug 15, 2025
      If you can't access the on-board configuration program of your Alcatel Switch via a serial port connection, first ensure your terminal emulator program is set to VT100 compatible, with 8 data bits, 1 stop bit, no parity, and 9600 bps. If the switch is configured for Auto (baud rate detection), set the terminal emulator program to 2400~19200 baud, 8 data bits, 1 stop bit, no parity, and no flow control; press Enter once to set the data rate and initialize the connection. Also, check that the null-modem serial cable conforms to the pin-out connections.

Summary

Switch Management

Configuration Options

Accessing the system configuration program via serial or Telnet.

Backup Management Agent

Master and backup management agents in a stackable configuration.

Closed-Loop Stack

Configuring a fault-tolerant architecture using optional stacking modules.

Required Connections

Details on connecting a terminal or PC for out-of-band console access.

Using the System Configuration Program

Login and Navigation

Initial login process, menus, and navigation keys for the configuration program.

System Information

Displays basic system description, contact, and hardware/firmware versions.

Management Setup

Configuring network, serial, SNMP, console login, and software updates.

Switch Configuration

Controlling port parameters, Spanning Tree, VLANs, IGMP, storm control, and security.

Monitoring Switch Operations

Accessing port statistics, RMON, IP multicast, and address tables.

System Reset and Logout

Resetting the system and logging off the configuration program.

Web-Based Management

Web Interface Access and Navigation

Accessing and navigating the web interface, including login and initial setup.

Key Web Configuration Areas

Covers panel display, port state, console config, IP, SNMP, and firmware upgrades.

Advanced Web Configuration Features

Details STA, VLANs, IGMP, port menus, and statistics via web interface.

Priority and VLAN Management

Configuring QoS priorities and virtual LANs through the web interface.

Advanced Topics

Layer 2 Switching

How frames are processed based on MAC address and port information.

Spanning Tree Algorithm

Detecting and disabling network loops, providing link backup.

Virtual LANs

Segregating broadcast domains and organizing network nodes.

Multicast Filtering

Optimizing performance by forwarding multicast packets only to group members.

Class-of-Service (CoS) Support

Providing independent priorities for different data types.

Port Trunks

Combining ports for increased bandwidth and fault recovery.

SNMP Management Software

Protocol for managing and monitoring network devices.

Remote Monitoring

Monitoring network traffic and performance using probes.

Troubleshooting

Troubleshooting Chart

Lists common symptoms and their corresponding actions for resolution.

Firmware Upgrade via Serial Port

Step-by-step guide for upgrading firmware using a serial connection.

Pin Assignments

Console Port Pin Assignments

Details the pin assignments for the switch's serial console port.

DB-9 Port Pin Assignments

Specific pin-out details for DB-9 connectors.

Console Port to PC Connection

Wiring for connecting to PC serial ports (9-pin and 25-pin).

Alcatel OmniStack 6148 Specifications

General IconGeneral
BrandAlcatel
ModelOmniStack 6148
CategorySwitch
LanguageEnglish

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