Messages in this thread | | | From | "Stuart MacDonald" <> | Subject | RE: TCP stack behaviour question | Date | Mon, 18 Sep 2006 10:19:08 -0400 |
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From: Andi Kleen [mailto:ak@suse.de] > > # man 7 ip > > .. > > Note that TCP has no error queue; MSG_ERRQUEUE is > > illegal on SOCK_STREAM sockets. Thus all errors are returned by > > socket function return or SO_ERROR only. > > > > Maybe the man page is wrong? That's from my FC 3 install. > > The sentence is correct, but TCP has a IP_RECVERR that works > differently without a queue. Basically it doesn't delay the error > reporting for incoming ICMPs to the last retransmit, but reports > them immediately. This is documented in tcp(7)
I read that too, but didn't know which one was correct, so I erred on the side of caution and believed ip(7).
Good to know, I'll look into that. Thanks.
..Stu
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