SMTP Transaction Time 9.001 seconds - Not good! on Transaction Time.
I am getting this warning while I do the smtp testing in the toolbox web site. Pls advice. I have 2 CAS in WNLB and 2 Mailbox in DAG. I use sonic wall fw to publish my exchange 2013. I am forwarding the stmp req to my CAS NLB IP from the fw.