Volker Kuhlmann writes: > Gurus, > > how can I capture the data which goes over a net connection and meets a > simple criteria of (remote-ip:port)? > > Yes I know of tcpdump and ethereal, but I don't find either easy to > use, and more to the point, both produce copious amounts of tcp data > (SYN bits, mac addresses, tcp-ack packets, etc bla bla) which I don't > want to know of. > > Say I want to have the data (data only) which goes between my host and a > remote:21 (i.e. ftp control channel) dumped into a file. Or, right now > I'd like to see what the exchange between fetchmail and the pop3 server > is, to find out precisely what kind of header mangling fetchmail > performs on an email before delivering it locally.
I don't know whether this will help, indeed you may well be aware of this already, but fetchmail does have a '-v' flag, which seems to print out much of the interaction between it and the server You can even use two of 'em to get even more information. Andrew.
