3Com OfficeConnect 3CDSG10PWR User Manual

3Com
®
OfficeConnect Managed
Gigabit PoE Switch
User Guide
3CDSG10PWR
www.3Com.com
Part Number 10016182 Rev. AA
Published July 2007

3Com OfficeConnect 3CDSG10PWR Specifications

General

Product Type	Managed Switch
Power over Ethernet (PoE)	Yes
PoE Ports	8
Dimensions	280 x 180 x 44 mm
Weight	1.5 kg
Power Supply	Internal
Humidity	10% to 90% non-condensing
MAC Address Table Size	8000 entries
Jumbo Frame Support	Yes
Operating Temperature	0°C to 40°C
Storage Temperature	-40°C to 70°C
Features	VLAN support, QoS, IGMP Snooping

Summary

Getting Started with the 3Com Switch

OfficeConnect Switch Overview

Provides an introduction to the 3Com OfficeConnect Managed Gigabit PoE Switch and its capabilities.

Front Panel Details

Describes the physical layout and components of the switch's front panel.

LED Status Indicators

Explains the meaning and function of each LED indicator on the switch.

System Specifications

Lists the technical specifications of the OfficeConnect Managed Gigabit PoE Switch.

Switch Installation and Initial Setup

Provides instructions on how to install the switch and perform initial setup procedures.

Management Methods and Switch Setup Overview

Outlines different management methods and provides an overview of the switch setup process.

Using the Command Line Interface (CLI)

Details how to connect to and use the Command Line Interface for switch management.

Setting Up Web and SNMP Management

Guides on configuring web interface management and SNMP v1/v2 settings.

Default Users and Software Upgrade

Information on default user credentials and how to upgrade software via CLI.

Using the 3Com Web Interface

Starting and Accessing the Web Interface

Guides on initiating a web session and accessing the switch's user interface.

Understanding the Web Interface Components

Explains the layout and navigation of the web interface, including views and indicators.

Managing Configuration via Web Interface

Covers viewing, adding, modifying, and removing configuration data through the web interface.

Saving Configuration, Resetting, and Logging Off

Details procedures for saving settings, resetting the device, and logging out of the web interface.

Viewing Basic Settings

Viewing Device Settings Summary

Displays general device information, including product details and system status.

Understanding Port Status Color Keys

Explains the color coding used to represent port status, speed, and link conditions.

Managing Device Security

Configuring System Access and User Management

Covers defining users, passwords, and access levels for system security.

Configuring RADIUS Clients

Details the setup of RADIUS clients for centralized network authentication.

Port-Based Authentication (802.1X)

Explains the implementation of 802.1X for port-level authentication and access control.

Access Control Lists (ACLs)

Guides on creating and managing ACLs to filter and control network traffic.

Enabling Broadcast Storm Control

Details how to configure broadcast storm control to manage network traffic levels.

Managing System Information

Viewing System Description and Summary

Displays detailed system information like product name, serial number, and software versions.

Configuring System Name and Time Settings

Covers setting the system's name, location, contact, and configuring the device's clock.

Managing Device Configuration Files

Details procedures for saving the current device configuration to the startup file.

Resetting the Device to Factory Defaults

Explains how to restore the device to its original factory default settings.

Configuring Ports

Viewing Current Port Settings

Displays current port configurations, including speed, duplex mode, and flow control.

Configuring Port Settings

Guides on setting port state, speed, duplex mode, flow control, and reactivation.

Viewing Detailed Port Information

Provides detailed parameters for specific ports, including state and flow control status.

Aggregating Ports

Viewing Link Aggregation Status

Displays information about configured Link Aggregated Groups (LAGs), including group ID and type.

Configuring and Modifying Link Aggregation

Guides on creating, modifying, and removing Link Aggregated Groups (LAGs).

Viewing and Modifying LACP Settings

Covers viewing and modifying Link Aggregation Control Protocol (LACP) parameters.

Configuring VLANs

Viewing VLAN Details and Port Membership

Displays information on configured VLANs and their port membership types (tagged/untagged).

Creating and Renaming VLANs

Guides on creating new VLANs with specific IDs and names, and renaming existing ones.

Modifying VLAN and Port VLAN Settings

Covers changing VLAN names and assigning ports to VLANs with specific membership types.

Removing VLANs

Details the process for deleting configured VLANs and their associated settings from the device.

Configuring IP and MAC Address Information

Defining IP Addressing Configuration

Guides on setting static or DHCP IP addresses and default gateways for the device.

Configuring ARP Settings

Covers viewing, defining, and removing ARP entries for IP to MAC address resolution.

Managing MAC Address Tables

Details viewing, adding, and removing MAC addresses from the device's address tables.

Configuring IGMP Snooping

Defining IGMP Snooping Parameters

Explains how to enable or disable IGMP Snooping globally and for specific VLANs.

Configuring Spanning Tree

Viewing Spanning Tree Status

Displays current Spanning Tree parameters for all ports, including STP status and port fast.

Defining Spanning Tree Global and Bridge Settings

Covers configuring global STP settings, BPDU handling, and bridge parameters.

Modifying Port Spanning Tree Parameters

Guides on adjusting port-specific Spanning Tree parameters like STP state and root guard.

Configuring SNMP

Defining SNMP Communities and Access Modes

Covers setting up SNMP communities, management stations, and access rights.

Removing SNMP Communities

Details how to remove SNMP communities from the device configuration.

Configuring SNMP Traps

Guides on defining recipients and trap versions for SNMP notifications.

Removing SNMP Traps

Explains how to remove configured SNMP traps from the device.

Configuring Quality of Service

Viewing and Defining Class of Service (CoS)

Covers viewing CoS default settings and enabling QoS globally.

Mapping CoS and DSCP Values to Queues

Details how to map CoS and DSCP values to traffic forwarding queues for QoS.

Configuring Trust Settings for QoS

Guides on enabling trust modes (CoS or DSCP) for classifying network traffic.

Managing Bandwidth Settings

Covers viewing and configuring ingress rate limits and egress shaping rates.

Configuring Voice VLANs for VoIP Traffic

Explains how to set up Voice VLANs to prioritize VoIP traffic and enhance QoS.

Managing System Files

Understanding Configuration File Structure

Explains the different configuration files: Startup, Running, and Image files.

Backing Up and Restoring System Files

Guides on backing up the system configuration to a server and restoring it.

Managing Software Images

Covers downloading and activating software images for device upgrades.

Managing Power Over Ethernet Devices

Viewing PoE Status and Power Information

Displays system PoE information, port status, and power usage details.

Configuring Power over Ethernet (PoE) Ports

Guides on enabling/disabling PoE on ports and selecting PoE modes (Auto/Guarantee).

Managing System Logs

Viewing System Logs

Describes how to view chronological system logs, clear logs, and save previews.

Configuring Logging Parameters

Guides on enabling local logging, setting severity levels, and configuring syslog.

Viewing Statistics

Viewing Port Statistics and RMON Data

Displays device utilization, errors, and RMON statistics for specific ports.

Managing Device Diagnostics

Configuring Port Mirroring

Guides on setting up port mirroring to monitor network traffic for diagnostic purposes.

Viewing Cable Diagnostics

Explains how to view cable test results and diagnose copper cable issues.

3Com Network Management

Overview of 3Com Network Management Solutions

Lists 3Com's network management applications for various enterprise needs.

3Com Network Supervisor (3NS)

Describes 3NS as an easy-to-use tool for network discovery, mapping, and monitoring.

3Com Network Director (3ND)

Details 3ND for managing midsized networks, including discovery, mapping, and configuration.

3Com Network Access Manager (NAM)

Explains NAM for securing network perimeter and controlling user access via Active Directory.

3Com Enterprise Management Suite (EMS)

Describes EMS as a scalable solution for managing large enterprises and advanced networks.

Integration Kit with HP OpenView Network Node Manager

Outlines the kit for managing 3Com networks directly from HP OpenView.

Device Specifications and Features

Related Standards and Compliance

Lists standards and compliance information for the switch, including safety and EMC.

Environmental and Physical Specifications

Details operating conditions, temperature, humidity, and physical dimensions.

Electrical Specifications

Provides details on line frequency, input voltage, current rating, and power consumption.

Key Switch Features

Summarizes features like Auto Negotiation, MAC Address Aging, Back Pressure, ARP, and CoS.

Pin-Outs

Null Modem and PC-AT Serial Cable Pin-Outs

Provides pin-out diagrams for null modem and PC-AT serial cables.

Modem Cable and Ethernet Port Pin Assignments

Details pin assignments for modem cables and Ethernet RJ-45 ports.

Troubleshooting

Problem Management Process

Explains the process of isolating, quantifying, and resolving problems.

Common Troubleshooting Solutions

Lists common issues and their solutions, such as connection problems and reboot loops.

3Com CLI Reference Guide

Getting Started with the Command Line Interface

Covers connecting to the console port and setting up terminal emulation for CLI access.

Logging On and Session Management

Details the login process, automatic logout, and concurrent session handling for the CLI.

CLI Command Reference

Provides syntax, parameters, and examples for various CLI commands like ping, summary, and ipSetup.

Glossary

Glossary of Networking Terms (A-D)

Defines key networking terms such as ACL, ARP, BOOTP, CoS, and DSCP.

Glossary of Networking Terms (E-I)

Defines terms like EAPOL, GMRP, IEEE standards, IGMP, and ICMP.

Glossary of Networking Terms (L-P)

Defines terms like Layer 2, Layer 3, LAG, MIB, and Port Mirroring.

Glossary of Networking Terms (P-V)

Defines terms like Port Trunk, PoE, Private VLANs, RSTP, and Virtual LANs.

Obtaining Support for Your 3Com Products

Product Registration and Online Support

Guides on registering products, using the Knowledgebase, and purchasing support services.

Accessing Software Downloads and Contact Information

Details how to access software updates and contact 3Com for support.

Regional Support Telephone Numbers

Provides a comprehensive list of telephone numbers for technical support by geographic region.