[Dovecot] Mail.app IDLE support

[Benjamin R. Haskell]

On Wed, 14 Nov 2007, Jason Fesler wrote:

>> Any hint on how to use tcpdump to only grab the interesting parts?
>
> tcpdump port 143
>
> or whatever.
>
>> My knowledge of tcpdump is very limited and I only seem to be able to get a 
>> lot of noise out of it.
>
> Look at ngrep - it lets you use both tcpdump expressions, *and* further 
> filter by regular expression.  And, it shows ascii output instead of all the 
> hex crap - makes it a lot easier to follow ascii based protocols.
>
> Either way, you'll want to disable SSL on the client, so that you can see the 
> traffic properly. :-)
>

Though I've not tried ngrep (Thanks!), I've found Wireshark (formerly 
Ethereal) to be incredibly easy to use for these types of tasks.

In Wireshark, you'd just start a capture and filter it to:

protocol = imap

Best,
Ben