After successful / failure of job not receiving the alert mail on configured ID.
Telnet Error from ccs server:
421 4.3.2 Service not available
Connection to host lost.
Incorrect SMTP mail server details or CCS server IP is not added in receive connectors in excahnge server.
1 verify the SMTP mail server details in CCS Reporting and Analytics console from below option.
Settings -> General -> System Configuration -> Email Notification.
Microsoft Exchange 2007, Exchange 2010