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Date: Tue, 22 Nov 2011 06:31:00 +0100 From: Eric Dumazet <eric.dumazet@...il.com> To: "Naveen B N (nbn)" <nbn@...co.com> Cc: netdev@...r.kernel.org Subject: Re: Get TOS from IP header Le mardi 22 novembre 2011 à 07:06 +0530, Naveen B N (nbn) a écrit : > Hi All, > > I want to get the TOS field content from IP header at > my application which is using SCTP protocol. > I know that it can be done by Using RAW socket but > There is a over head of implementing the sctp at the > Application layer . > Is there a better way of getting a TOS field filled > Which we received from IP header. > > I taught of adding code in kernel to recognize a socket option at the kernel, > If this option is set just and get TOS contents in receive . > > Please let me know if this is the way to go about it or is there > A better way to achieve the same . > I believe SCTP is not yet described in "man 7 ip", but since its obviously an IP protocol, all things described in this man page should work. IP_RECVTOS (since Linux 2.2) If enabled the IP_TOS ancillary message is passed with incoming packets. It contains a byte which specifies the Type of Service/Precedence field of the packet header. Expects a boolean integer flag. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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