config domain name www.ebooks.com

config pattern-rule “authorsa” server-group-name authorsa config pattern-rule “authorsb” server-group-name authorsb config pattern-rule “authorsc” server-group-name authorsc config pattern-rule default server-group-name mainpage config domain name ebooks.com

config pattern-rule “authorsa” server-group-name authorsa config pattern-rule “authorsb” server-group-name authorsb config pattern-rule “authorsc” server-group-name authorsc config pattern-rule default server-group-name mainpage config domain default

config pattern-rule default server-group-name mainpage

Creating Domain and URL Switching Rules

To simplify the creation of pattern rules, you can use wildcard combinations. The allowable wildcards are described in Table 7-1.

Table 7-1:Wildcard Combinations

Wildcard

Example

Definition

 

 

 

/exact-match/

/authors/

Match the entry exactly.

/end-wild/*

/authors/*/

Match any ending wildcard.

/middle/*/wildcard/

/authors/*/cookbooks/

Match an imbedded wildcard, but exact entry

 

 

following the wildcard.

/*.extension

/*.gif/

Match any entry with the listed extension.

/entry.*

/index.*/

Match any entry with the listed filename and

 

 

a wildcard extension.

 

 

 

Every layer 7 rule needs a default domain, which can contain only a default pattern-rule. This rule is used to decide where to forward traffic in the event that none of the configured rules match.

You can use a wildcard for the domain when the format of the domain is unknown or unimportant. For example, the following configuration is for HTTP services with an unknown domain format:

config service vip 10.65.101.20 port 80 protocol tcp l7 class http

config domain name *

config pattern-rule default server-group-name sg2

7-8

Px Series Application Switch Installation and Configuration Guide

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Extreme Networks Px Series Creating Domain and URL Switching Rules, 1Wildcard Combinations, Wildcard Example Definition