Multiple Certs, One VIP: TLS Server Name Indication via iRules
An age old question that we’ve seen time and time again in the iRules forums here on DevCentral is “How can I use iRules to manage multiple SSL certs on one VIP"?”. The answer has always historically...
that would depend on your platform. You can test by enabling timing in the irule by placing "timing on" at the first line of the iRule and then look at the cycles statistics on the rule in tmsh.