Forum Discussion
nitass
Oct 20, 2012Employee
are you able to capture packet while getting an error?
tcpdump -nni 0.0:nnn -s0 -w /var/tmp/output.pcap host x.x.x.x
x.x.x.x is mail server ip which user inside connects to
please also note client ip and source port number. it might be useful when checking the capture file.
hope this helps.