K bharathan wrote: > but when i do a egrep '(warning|error|fatal|panic):' /var/log/mail | > more i don't see any log details related to this client!
You seem to be confused. The messages in the egrep command *may not* be directly related to a "client". It can be very generalized but very useful in finding a configuration error. One of the warning message to safely ignore are DNS lookups to machines outside of your control.
