Forum Discussion
pedinopa_170325
Nimbostratus
NimbostratusDNS Irule
I am writing an irule that will listen to DNS requests and if a client IP is in a DG it will get an altered A (forwarded on to a Pool on the GTM) record otherwise the query will be forwarded on to th...
pedinopa_170325Nimbostratus
Nimbostratusthank you for your help
it is working however I notice that lookups that are contained in my irule take longer to process than ones that are not altered in my script, why would processing the irule slow it down or is this normal?
when DNS_REQUEST { if ([IP::addr [IP::remote_addr] equals 10.10.10.0/24]) { set ttl 1800 set A "[DNS::question name]. [DNS::question class] [DNS::question type]" if { [string tolower [DNS::question name]] equals "host.domain.com" } { DNS::answer insert "$A 20.20.20.20" DNS::return } } }
