Re: F_SETSIG broken/changed in 2.6 for UDP and TCP sockets?

From: Mike Jagdis
Date: Wed Jun 02 2004 - 06:10:52 EST


On Mon, May 31, 2004 at 02:45:08PM -0400, Russell Leighton wrote:
> In the udp case, I when I listen for multicast packets my app only
> receives them when I am running a tcpdump (bizarre!).

That bit at least isn't so surprising - tcpdump is probably
setting the interface to promiscuous mode which lets you
receive everything. What does groups does "netstat -gn"
say you are subscribed to, though?

Mike

--
Mike Jagdis Web: http://www.eris-associates.co.uk
Eris Associates Limited Tel: +44 7780 608 368
Reading, England Fax: +44 118 926 6974
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