Did you select the loopback interface („-i lo“)? -Marcel
> Am 07.11.2014 um 09:22 schrieb Anish <[email protected]>: > > Hi, > > I used tcpdump to view the traffic on port 25, but not getting any output. > > Thanks, > Anish > > > > On Thursday 06 November 2014 07:39 PM, Marcel Waldvogel wrote: >> Can you run wireshark (or tcpdump) on „host 127.0.0.1 and port 25“ to record >> the packets while you try to send? What is the error message you get when >> sending? >> >> -Marcel
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