ESMPT

ProblemYesterday my colleague Ben called me over to the help-desk and asked “Have you ever seen this before?” This was what was on his screen.220 ***************************************************SolutionUsually when…

IntroductionThis document describes why you see "XXXXXXXA" in mailserver communication and TLS failures associated with the Cisco Email Security Appliance (ESA).Why do you see XXXXXXXA after EHLO and "500 #5.5.1 command…

Last ModifiedSep 23, 2017Products (1)Cisco ASA 5500-X Series FirewallsKnown Affected Releases7.2(1.25) 7.2(2)Description (partial)Symptom: The SMTP inspection make checks of the header Content-Type and…