ltm rule command HTTP fallback

iRule(1)		      BIG-IP TMSH Manual		      iRule(1)



HTTP::fallback
       Specifies or overrides a fallback host specified in the HTTP profile.

SYNOPSIS
       HTTP::fallback FALLBACK_HOST_FQDN

DESCRIPTION
       Specifies or overrides the fallback host specified in the HTTP profile.

       Syntax

       HTTP::fallback 

	    * Specifies or overrides the fallback host specified in the HTTP
	      profile.

RETURN VALUE
VALID DURING
       CACHE_REQUEST, CACHE_RESPONSE, HTTP_REQUEST, HTTP_REQUEST_DATA,
       HTTP_REQUEST_SEND, HTTP_RESPONSE, HTTP_RESPONSE_CONTINUE,
       HTTP_RESPONSE_DATA, LB_FAILED

EXAMPLES
	when LB_FAILED {
	  HTTP::fallback "http://siteunavailable.mysite.com/"
	}

HINTS
SEE ALSO
CHANGE LOG
       @BIGIP-9.0.0 --First introduced the command.



BIG-IP				  2017-01-31			      iRule(1)