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Extreme Networks
Px Series manual
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118 pages, 1.52 Mb
Extreme Network s, In c.
3585 Monroe Street
Santa Clara, California 95051
(888) 257-3000
http://www.extremenetworks.com
Px Series
Application Switch
Installation and
Configuration Guide
Published: April 2002
Part number: 100101-00 Rev. 02
Contents
Main
Page
Contents
Preface
1 Server Load Balancing Concepts
2 Installing the SummitPx1 Application Switch
3 Installing the PxM Application Switch Module
4 Managing the Switch
5 Configuring Servers and Services
6 Choosing Policies, Persistence Modes, and NAT
7 URL Switching
Page
Preface
Introduction
Conventions
Table1 and Table 2 list conventions that are used throughout this guide. Table 1 : Notice Icons
Table 2 : Text Conventions
Page
Page
1
Purpose of Server Load Balancing
Terms
Load Balancing Modes
Layer 4 Load Balancing
Layer 7 Load Balancing and Content Analysis
Page
Port Rewrite
Getting Started on Load Balancing Configuration
Page
Page
2
Application Switch
Overview of the SummitPx1 Application Switch
SummitPx1 Front View
Page
SummitPx1 Application Switch Rear V iew
Determining the Location
Installing the SummitPx1 Application Switch
Rack Mounting
Free-Standing
Powering On the SummitPx1
Setting Up Console Co mmunication
Configuring Switch IP Parameters
Configuring the 10/100 Ethernet Management Port
3
Switch Module
Installing I/O Modules
Removing I/O Modules
Page
Page
4
Using the Command-Line Interface
Abbreviated Syntax and Command Completion
Syntax Symbols
Line-Editing Keys
Specifying Text Values
Command History
Prompt Text
Configuring Management Access
Changing the Default Passwords
Creating Accounts
Modifying Accounts
Viewing Accounts
Deleting an Account
Managing the PxM
Configuring VLANs
Configuring SNMP
Configuring DNS Client Services
Table 4 -4: SNMP Configuration Settings
Using Secure Shell 2 (SSH2)
Enabling SSH2 for Inbound Switch Access
Using SCP2 from an External SSH2 Client
SSH2 Client Functions on the Switch
Utilities
Showing CPU Load
Checking Basic Connectivity
Logging
Configuring a Startup Banner Me ssage
Starting the GlobalPx Co ntent Dir ector Ag ent
Example Configuration
The following commands configure all system-related facilit ies:
Page
5
Configuring Real Servers
Configuring Server Groups
Configuring Virtual Services
Layer 4 Port-based Load Balancing
Layer 7 Virtual Services
Configuring Traffic Tagging
Page
Page
Page
6
Modes, and NAT
Scheduling Policies
The Px series application switch supports the followin g scheduling po licies:
Persistence Modes
Table 6 -1: Scheduling Policies
UDP Flow Persistence
Client IP Persistence Mode
Page
Configuring Client IP Stickiness
Cookie Persistence Modes
Self-Identifying Cookie Persistence Mode
Page
Page
Hashed Cookie Persistence
Page
Learned Cookie Persistence Mode
Page
Configuring Cookie Stickiness
SSL Session Identifier Persistence
NAT Modes
Full-NAT Mode
Configuring Full-NAT Mode and Proxy IP Addresses
Server-only Half-NAT Mode
Configuring Half-NAT Mode
Page
Page
Page
Page
7
Domain and URL Switching
Domain Switching
Server Group 1
Client 192.1.1.1:80
Server Group 2
Server Group 3
URL Switching
Configuring URL Switching
Page
Server Group 1
www.buystuff.com
Client
Server Group 2
Page
Creating Domain and U RL Switc hing Rules
Modifying Existing URL Rules and Domains
Page
Page
Page
8
Using VRRP with the SummitPx1
Adding and Configuring VRRPs
Using VRRP in Existing Redundant Networks
VRRP Automatic Synchronization
Page
Configuring Redundancy for the PxM
Using ESRP with the PxM
Configuring the PxM for Multiple VLANs
Configuring a Default Gateway
9
Overview
Server Startup Pacing
Health Checking Procedure
Configuring Health Checks
Types of Health Checks
Timers and Counters
Page
Page
10
Showing Traffic Statistics
Table10-1: Statistics Display Commands (continued)
Showing Configuratio n Detail s
Configuration Displays
The following example illustrate s the output from the
Status Displays
The following tables describe the columns and their values. Table10-3: show health Information
Table10-4: show server details Information
Managing and Troubleshooting Operation
Table10-5 lists the commands that are used to display management and troubleshooting information.
Table10-5: Management and Troubleshooting Commands
Table10-4: show server details Information
Page
Index
A
C
D
E
G
H
I
K
L
R
S
T
U
V
Page
Index of Commands
B
C
D
E
H
N
P