User ManualTable of ContentsAbout This Guide11Conventions12Related Documentation13Documentation Comments13Product Registration14Introducing the Webcache17What is the Webcache?17The Webcache and 3Com Network Supervisor18Webcache — Front View Detail19LEDs19Webcache — Rear View Detail20Power Socket20Console Port20WAN Port21LAN Port21WAN and LAN Port LEDs21Default Settings22Installing the Webcache25Package Contents26Choosing a Suitable Site26Rack-Mounting the Webcache27The Power-up Sequence31Powering-up the Webcache31Checking for Correct Operation of LEDs32Solving Problems Indicated by LEDs32Deploying the Webcache in Your Network33Proxy Cache33Transparent Cache34Migrating from Proxy Cache to Transparent Cache Mode35Deploying the SuperStack 3 Firewall as a Proxy Forwarder35Setting Up the Webcache for Management36Before You Begin37Setting Up Using the Web Interface38Setting Up Using the Command Line Interface40Getting Started Wizard Settings43Connecting the Webcache to the Live Network44Choosing the Correct Cables44Connecting the Webcache44Network Configuration Concepts45IP Addresses45Subnets and Using a Subnet Mask46Default Router46Domain Name System47Domain Name System Syntax47Configuring Web Browsers49Manual Configuration49Proxy Auto Configuration (PAC) File Scripts50Web Proxy Auto-Discovery (WPAD)53Web Proxy Auto-Discovery Resources54Third-party Tools54Managing the Webcache57Management Software Interfaces57Logging in as a Default User58Accessing the Web Interface58Understanding the Web Interface60The Banner60The Toolbar61The Summary View61The Device View61The Help View63The Navigation Tree64The Information Area65System Time67Configuring the System Time67What is the Network Time Protocol?68Choosing a Network Time Protocol Server68Configuring the System Time Using the Network Time Protocol69Configuring the System Time Manually69System Time and Performance Graphs69Security71What are Passwords?71Setting Passwords71What is Password Recovery?72Enabling/Disabling Password Recovery72Performing Password Recovery73Controlling and Monitoring Web Access75What is Web Site Blocking?75Configuring Web Site Blocking76Customizing the Response76What is Web Client Blocking?77Configuring Web Client Blocking78What is Access Logging?79Configuring Access Logging80Viewing the Access Log81Analyzing the Access Logs81System Events83What are System Events?83Email Notification83Configuring Email Notification83SNMP Traps85Configuring SNMP Traps86Performance Monitoring87What is Performance Monitoring?87Caching Performance Graphs87System Performance Graphs89I/O Performance Graphs89System Diagnostics91What are System Diagnostics?91Pinging Other Devices91Performing a Ping91Tracing IP Addresses92Performing a Trace Route92System Log93Configuring the System Log93What is a Syslog Server?94Obtaining a Syslog Server94Viewing the System Log95Software Upgrade and Installation97What is a Software Upgrade?97Software Upgrade SNMP Traps98Unsuccessful Software Upgrades98Detecting Software Upgrades98Performing a Software Upgrade99What is a Software Installation?102Unsuccessful Software Installations102Performing a Software Installation102Saving and Restoring Configurations103Saving a Configuration105Restoring a Configuration105Command Line Interface109Accessing the Command Line Interface109Accessing the Command Line Interface Through the Console Port110Accessing the Command Line Interface Over the Network111Logging In To the Command Line Interface111Exiting the Interface111Understanding the Command Line Interface112Entering Commands113Displaying Menus113Obtaining Help114A Quick Guide to the Commands114Getting Started115Exiting the Command Line Interface117Displaying and Changing IP-related Information117Specifying Basic IP Configuration118Specifying Domain Name System Configuration118Resetting IP Information to Factory Default Settings119Pinging Other Devices119Displaying IP Summary Information120Tracing IP Addresses120Displaying and Changing Security Information121Changing the Admin Password121Enabling and Disabling Password Recovery122Displaying and Changing Webcache Information and Functions122Initializing the Webcache122Rebooting the Webcache123Specifying a Contact Name123Specifying Location Details124Specifying a Webcache Name124Setting the Webcache SNMP Community String124Displaying Summary Information125Problem Solving129Accessing the Webcache via the Console Line129Accessing the Webcache via Telnet130Solving Web Interface Problems130Solving Command Line Interface Problems133Solving Webcache Performance Problems134Safety Information139Important Safety Information140Consignes importantes de sécurité142Wichtige Sicherheitsinformat ionen144Cable Specifications and Pin-outs147Cable Specifications147Pin-outs148Null-Modem Cable148PC-AT Serial Cable148Modem Cable149RJ-45 Pin Assignments149Technical Specifications151Technical Support153Online Technical Services153World Wide Web Site1533Com Knowledgebase Web Services1533Com FTP Site154Support from Your Network Supplier154Support from 3Com154Returning Products forRepair156Glossary159Index1653Com End User Software License Agreement171GNU General Public License Version 2, June 1991172Regulatory Notices176Size: 4.09 MBPages: 176Language: EnglishOpen manual
