ESMPT

Problem Yesterday 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 *************************************************** Solution Usually when…

Introduction This 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 Modified Sep 23, 2017 Products (1) Cisco ASA 5500-X Series Firewalls Known Affected Releases 7.2(1.25) 7.2(2) Description (partial) Symptom: The SMTP inspection make checks of the header Content-Type and…