Applies to E-Series AutoSupport delivery type is SMTP Issue AutoSupport is not delivered via SMTP. The ASUP-TRANSMISSION-LOG file in support bundle reports the following: Message:AutoSupport message d...Applies to E-Series AutoSupport delivery type is SMTP Issue AutoSupport is not delivered via SMTP. The ASUP-TRANSMISSION-LOG file in support bundle reports the following: Message:AutoSupport message dispatch failed as the server is not reachable. AUTOSUPPORT-HISTORY file collected in E-Series support bundle shows the status of delivery as Transmission-failed: Example: