Not sure if destination IP has changed or log file is full? or if destination is listening on a different port?
I have a Linux machine as a source no longer communicates with the windows machine running.
I receive:
The Critical message is:
Log Error: Push error for subscription lokismtp: Failed to connect to 10.128.152.100: [Errno 61] Connection refused
Version: 5.1.1-003
Serial Number: 00137250D0DA-2HGWH91
Timestamp: 13 Apr 2016 14:19:47 -0400
TROUBLE SHOOTING COMPLETED:
able to ping and telnet over port 25 just fine.