No Communication Between MTA and POA Or MTA and MTA (B300 Error in Log File)

  • 7010483
  • 18-Jul-2012
  • 24-Jul-2012

Environment

Novell GroupWise 2012

Situation

MTA will not communicate with another MTA.
MTA will not communicate with POA.
B300 error in verbose agent log.

Doing 'lsof -iTCP:<port>' shows the port in a pid.  Syntax:  lsof -iTCP:7101

Resolution

  1. Kill the pid.  Syntax:  kill -9 17333 where 17333 is the pid number from the lsof command in the Situation
  2. Change the port being used by the affected agent.

Cause

The port being used by the agent is already in use.