[bittorrent] [Bittorrent] Peer Wire Protocol silly question...

Elliott Mitchell ehem at m5p.com
Fri Sep 23 20:28:39 EDT 2005


>From: Justin Cormack <justin at street-vision.com>
> On Tue, 2005-09-20 at 13:55 +0200, Olaf van der Spek wrote:
> 
> > Do all (major) platforms support TCP keep alives?
> 
> As far as I know it is part of the TCP spec, so yes.

It is so.

> However, not all NATs forward them, so the answer might be no in
> practice.
> 
> But I am not 100% sure.

I *really* hope you're wrong here. The most recent encounter I had with
them was with a *&#%@#)%#@*)@ cable modem NAT that closed connections
after 30 seconds of inactivity, forcing me to tell ssh to send
keepalives.


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