ZyXEL Communications ES-2024A User Manual

ES-2024A
Ethernet Switch
User’s Guide
Version 3.60
6/2005

ZyXEL Communications ES-2024A Specifications

General

Layer	Layer 2
Ports	24 x 10/100 Ethernet ports
Additional Ports	2 x Gigabit combo (RJ-45/SFP) ports
MAC Address Table	8K
VLAN Support	Yes
Management	Web-based, CLI
Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.1p, IEEE 802.1Q
Power Supply	Internal
Operating Temperature	0°C to 40°C
Storage Temperature	-40°C to 70°C
Humidity	10% to 90% (non-condensing)

Summary

Interference Statements and Warnings

FCC Statement

This switch complies with Part 15 of the FCC rules. Operation is subject to two conditions.

CE Mark Warning

This is a class A product. In a domestic environment this product may cause radio interference.

Notice 1

Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority.

Certifications

Safety Warnings

Instructions for safe operation and handling of the device to prevent fire and injury.

Preface

About This User's Guide

This manual is designed to guide you through the installation and configuration of your ES-2024A.

Related Documentation

Information on Web Configurator Online Help and ZyXEL Glossary and Web Site.

Syntax Conventions

Explains conventions used for commands, keys, and mouse actions in the guide.

Getting to Know Your Switch

Introduction

Introduces the ES-2024A as a stand-alone layer-2 Ethernet switch with management features.

Software Features

Describes general software features including DHCP Client, VLAN, and Differentiated Services.

Hardware Features

Describes the physical ports on the switch: Ethernet Ports, Gigabit Ethernet Ports, Mini-GBIC Slots, Console Port.

Applications

Shows examples of using the switch in various network environments like Backbone and Bridging.

Hardware Installation and Connection

Freestanding Installation

Instructions for placing the switch on a flat surface, ensuring proper ventilation and stability.

Mounting the Switch on a Rack

Details requirements, precautions, and steps for installing the switch into a standard 19-inch rack.

Hardware Overview

Front Panel Connection

Details the labels and descriptions for ports on the front panel of the switch.

Console Port

Explains how to connect and configure the console port for local management.

Ethernet Ports

Describes the 24 10/100Mbps auto-negotiating Ethernet ports and Gigabit Ethernet ports.

Mini-GBIC Slots

Information on slots for mini-GBIC transceivers used for fiber-optic connections.

Rear Panel

Details the rear panel components, including the power receptacle.

Front Panel LEDs

Describes the status and meaning of each LED indicator on the front panel.

The Web Configurator

Introduction

Introduces the HTML-based interface for switch setup and management via web browser.

System Login

Steps to access the web configurator, including default IP, username, and password.

The Status Screen

The initial screen displayed after accessing the web configurator, showing port statistics.

Change Your Password

Recommends changing the default administrator password for security.

Switch Lockout

Describes scenarios that could lead to locking yourself out of the switch.

Resetting the Switch

Procedures for reloading the factory-default configuration file or resetting the switch.

Logging Out of the Web Configurator

Instructions on how to exit the web configurator session.

Help

Explains how to access the web configurator's online help for screen descriptions.

Initial Setup Example

Overview

Lists the configuration steps for initial setup: Create VLAN, Set Port VID, Configure IP.

Creating a VLAN

Explains how to create a VLAN, configuring port 10 as a member of VLAN 2.

Setting Port VID

Describes using PVID to tag incoming untagged frames for VLAN forwarding.

Configuring Switch Management IP Address

Details how to configure a management IP address in a different subnet for management purposes.

System Status and Port Statistics

Overview

Describes the port statistical summary table displayed on the web configurator home screen.

Port Status Summary

How to view port statistics by clicking 'Status' to display the Status screen.

Status: Port Details

Explains how to view detailed statistics for an individual port by clicking the port number.

Basic Setting

System Information

Displays general switch information like firmware version and hardware polling data.

General Setup

Allows configuration of switch identification, system time, and time server settings.

Introduction to VLANs

Explains VLANs as a method to partition a physical network into multiple logical networks.

IGMP Snooping

Enables passive snooping on IGMP packets to learn multicast group membership.

Switch Setup Screen

Covers VLAN type selection, IGMP Snooping, MAC Address Learning, and GARP Timers.

VLAN

Introduction to IEEE 802.1Q Tagged VLAN

Explains VLAN membership identification using explicit or implicit tagging.

Static VLAN

Details how to configure static VLANs to control frame forwarding based on VLAN tags.

Port VLAN Commands

Commands for configuring switch port VLAN settings in config-interface mode.

Modify Static VLAN

Describes commands to configure the static VLAN table, including fixed and untagged ports.

Static MAC Forwarding

Overview

Defines static MAC addresses and their role in reducing broadcasting and enhancing port security.

Configuring Static MAC Forwarding

Explains how to set up static MAC address rules for ports via the navigation panel.

Filtering

Overview

Port filtering discards packets based on MAC addresses and VLAN groups.

Configure a Filtering Rule

Guides on setting up port filtering rules for MAC addresses and VLANs.

Spanning Tree Protocol

Overview

Introduces STP for detecting and breaking network loops and providing backup links.

Configure STP

Instructions on configuring STP parameters like bridge priority, hello time, and max age.

Bandwidth Control

Bandwidth Control Setup

Defines how to cap the maximum allowable bandwidth for incoming and outgoing traffic flows.

Broadcast Storm Control

Overview

Limits broadcast frames stored or sent, discarding frames when the buffer is full.

Broadcast Storm Control Setup

Guides on configuring broadcast storm control limits for ports.

Mirroring

Overview

Explains port mirroring for copying traffic flow to a mirror port for examination.

Port Mirroring Setup

Steps to select a mirror port and specify traffic flow to be copied.

Link Aggregation

Overview

Describes logically aggregating physical links to form one logical, higher bandwidth link.

Link Aggregation Setup

Details the configuration of Link Aggregation Control Protocol (LACP) for trunk groups.

Port Authentication

Overview

Describes the 802.1x authentication method and RADIUS server connection setup.

Port Authentication Configuration

Steps to activate IEEE802.1x security and configure RADIUS server settings.

Configuring RADIUS Server Settings

Details how to enter the IP address, UDP port, and shared secret for the RADIUS server.

Port Security

Overview

Allows only packets with learned or configured MAC addresses to pass through a port.

Port Security Setup

Guides on enabling port security features like MAC address learning and limits.

Queuing Method

Overview

Explains queuing to solve performance degradation during network congestion.

Configuring Queuing Method

Allows configuration of queuing algorithms like Strict Priority and Weighted Round Robin.

Static Route

Configuring Static Route

Details how to configure static routes for IP traffic forwarding manually.

Differentiated Services

Overview

Introduces DiffServ for marking packets to receive specific per-hop treatment.

Activating DiffServ

Enables DiffServ on selected ports to prioritize traffic based on DSCP values.

Configuring DSCP Settings

Allows configuration of DSCP-to-IEEE802.1p priority mapping for traffic prioritization.

Maintenance

The Maintenance Screen

Provides access to screens for managing firmware and configuration files.

Firmware Upgrade

Instructions for uploading new firmware to the device.

Restore a Configuration File

How to restore a previously saved configuration file from your computer.

Backing Up a Configuration File

Allows creating 'snap shots' of device configurations for later restoration.

Load Factory Defaults

Resets all switch configuration information to the factory defaults.

Reboot System

Allows restarting the switch without physically turning off the power.

FTP Command Line

Shows examples of uploading/downloading files using FTP commands.

Access Control

Overview

Describes how to control access to the switch via console, Telnet, FTP, Web, and SNMP.

The Access Control Main Screen

Displays the main screen for access control settings like SNMP, Logins, and Remote Management.

About SNMP

Explains Simple Network Management Protocol (SNMP) for managing and monitoring network devices.

Setting Up Login Accounts

Details how to configure administrator and non-administrator login accounts.

SSH Overview

Explains SSH as a secure communication protocol for authentication and data encryption.

Introduction to HTTPS

Describes HTTPS for encrypting and decrypting web pages for secure switch access.

Service Port Access Control

Allows deciding which services may be used to access the switch and changing default service ports.

Remote Management

Specifies trusted computers from which an administrator may manage the switch.

Diagnostic

Diagnostic

Provides tools to check system logs, reset the system, or ping IP addresses.

Cluster Management

Overview

Allows managing multiple switches through a single cluster manager switch.

Cluster Management Status

Displays the status and roles of switches within a cluster management group.

Configuring Cluster Management

Details how to set up and manage cluster members and configurations.

MAC Table

Overview

Shows how frames are forwarded or filtered based on device MAC addresses and VLAN groups.

Viewing the MAC Table

Explains how to display and sort MAC address information in the switch's MAC table.

ARP Table

Overview

Explains Address Resolution Protocol (ARP) for mapping IP addresses to MAC addresses.

Viewing the ARP Table

Describes how to view the IP-to-MAC address mapping table.

Introducing the Commands

Overview

Introduces line commands for switch configuration, diagnosis, and troubleshooting.

Accessing the CLI

Details how to access the Command Line Interface via console or Telnet.

Command Syntax Conventions

Explains rules for command keywords, required fields, and optional parameters.

Command Modes

Describes the three CLI modes: User, Enable, and Configuration.

Command Examples

show Commands

Provides examples of commonly used 'show' commands like system-information, ip, logging, interface, mac address-table.

ping

Shows syntax and examples for sending Ping requests to Ethernet devices.

traceroute

Demonstrates syntax and examples for tracing routes to Ethernet devices.

no Command Examples

Provides examples of 'no' commands to disable features like mirror-port, https timeout, trunk, ssh.

IEEE 802.1Q Tagged VLAN Commands

Configuring Tagged VLAN

Procedure to configure tagged VLANs, including creating VLANs and setting PVID.

Port VLAN Commands

Commands to configure switch port VLAN settings in config-interface mode.

Modify Static VLAN

Describes commands to configure the static VLAN table, including fixed and untagged ports.

Troubleshooting

Problems Starting Up the Switch

Troubleshooting steps for issues when the switch fails to power on or LEDs do not light up.

Problems Accessing the Switch

Solutions for issues with Telnet or web configurator access, including concurrent sessions.

Pop-up Windows, JavaScripts and Java Permissions

Ensuring browser settings allow pop-ups, JavaScript, and Java for web configurator access.

Problems with the Password

Steps to resolve issues if the switch cannot be accessed due to password problems.

APPENDIX A Product Specifications

General Product Specifications

Detailed specifications for Ethernet interface, bridging, switching, STP, QoS, Security, VLAN, Link Aggregation, Port Mirroring, IGMP.

Management Specifications

Details on system control, network management, SNMP, and MIBs supported by the switch.

Physical and Environmental Specifications

Information on LEDs, dimensions, weight, operating temperature, humidity, and power supply.

APPENDIX B IP Subnetting

IP Addressing

Explains IP addressing and how routers use network and host IDs for packet delivery.

Subnet Masks

Defines subnet masks and their use in determining network and host ID bits.

Subnetting

Explains how to divide IP address spaces into smaller subnets using subnet masks.