SOCK_RAW sockets and IPPROTO_AH

Tue Apr 6 08:21:11 PDT 2004

>>>>> On Tue, 6 Apr 2004 10:15:29 +0200, 
>>>>> "Sebastien Petit" <spe at selectbourse.net> said:

> Unfortunatly, I can't use bpf/pcap solution because I must do some
> setsockopts (like IP_MULTICAST_IF, IP_MULTICAST_TTL, IP_MULTICAST_ADD_MEMBER
> etc.) and this can't be done on bpf/pcap.
> When I'm using IPPROTO_VRRP (ip proto 112), All work fine (and other ip
> proto type I think). What is the reason that SOCK_RAW don't work with
> IPPROTO_AH (ip proto 51).
> For me, it's an IP packet in two cases.

Let me check, why do you have to include AH by the application in the
first place?  Is that related to the question you made the other day
(attached below)?

					JINMEI, Tatuya
					Communication Platform Lab.
					Corporate R&D Center, Toshiba Corp.
					jinmei at isl.rdc.toshiba.co.jp
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Subject: IPSec and setsockopt MULTICAST_IF interaction
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