Forum Discussion
Arie
Sep 16, 2014Altostratus
HTTP::host returns (or sets in v11.5+) the value of the HTTP header "host". This is not related to load balancing / routing.
[LB::server pool] gives you access to the pool the VIP uses, which means that you can (among other things) query it to see how many of its members are available (up).
The order of the iRules can be important; it depends on the functionality of each. It is also possible to force an order by setting it in the individual rules.