For more information regarding the security incident at F5, the actions we are taking to address it, and our ongoing efforts to protect our customers, click here.

Forum Discussion

Mariusz_B's avatar
Mariusz_B
Icon for Nimbostratus rankNimbostratus
Jan 16, 2015

GTM iRule - answering DNS based on some criteria.

Hi, I need some help with developing an iRule for DNS queries. Requirements:   check IP range a request came from (this is the easy bit which I have done already)   check monitor status -...
application delivery
devops
iRules
mriggs_140553's avatar
mriggs_140553
Icon for Nimbostratus rankNimbostratus
Oct 07, 2015

We use separate pools for each answer and just base it off whether the pool has any active members.

                    if {[active_members pool1] < 1 }{
                       DNS::disable all
                       pool pool2
                    } else {
                       DNS::disable all
                       pool pool1
                    }