How to control pool selection in VS when you have more than one pool?

alternative way to do this....

when RULE_INIT { set ::NEXT_POOL 0 }

when CLIENT_ACCEPTED { if { $::NEXT_POOL == 0 } and ([active_members pool_1] >= 1){ pool pool_1 persist source_addr set ::NEXT_POOL 1 } else { pool pool_2 persist source_addr set ::NEXT_POOL 0 } }