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I have recently deployed a test mail server on public network. I was just checking the open ports on this server, when I just happened to give the command -
Following is a part of netstat command output where I am getting doubt ..FYI, I have replaced my actual domain name with "mail.mydomain.com".
Nope, nx5000...I'm not using IRC. In fact it turned out to be somethin' else. I checked up all the running services thoroughly and finally realised that my mail server is actually a DCC Client and that
samantha.wu-wien.a:6277
is a connection to a remote DCC server on port 6277.
Just to confirm this, I stopped DCC service on my server and what a relief, the above entry disappeared !! So, I dont think there is any reason for panic. As I have configured my test server as a DCC client, it is actually connecting to a DCC server that it finds available.
nx5000, the command suggested by you provided a detailed and clear output and again confirms the same as follows :
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