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From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Cc: netfilter-devel@vger.kernel.org, Florian Westphal <fw@strlen.de>,
	Marcelo Ricardo Leitner <mleitner@redhat.com>,
	Long Xin <lxin@redhat.com>
Subject: Re: [RFC PATCH] netfilter: conntrack: simplify sctp state machine
Date: Wed, 4 Jan 2023 16:02:24 +0100	[thread overview]
Message-ID: <Y7WVAEky9Iy3Ri3T@salvia> (raw)
In-Reply-To: <20230104113143.21769-1-sriram.yagnaraman@est.tech>

On Wed, Jan 04, 2023 at 12:31:43PM +0100, Sriram Yagnaraman wrote:
> All the paths in an SCTP connection are kept alive either by actual
> DATA/SACK running through the connection or by HEARTBEAT. This patch
> proposes a simple state machine with only two states OPEN_WAIT and
> ESTABLISHED (similar to UDP). The reason for this change is a full
> stateful approach to SCTP is difficult when the association is
> multihomed since the endpoints could use different paths in the network
> during the lifetime of an association.

Do you mean the router/firewall might not see all packets for
association is multihomed?

Could you please provide an example?

  parent reply	other threads:[~2023-01-04 15:02 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-04 11:31 [RFC PATCH] netfilter: conntrack: simplify sctp state machine Sriram Yagnaraman
2023-01-04 12:41 ` Florian Westphal
2023-01-05 11:25   ` Sriram Yagnaraman
2023-01-04 15:02 ` Pablo Neira Ayuso [this message]
2023-01-05 11:41   ` Sriram Yagnaraman
2023-01-05 11:53     ` Pablo Neira Ayuso
2023-01-05 12:11       ` Sriram Yagnaraman
2023-01-06  0:50         ` Pablo Neira Ayuso
2023-01-11  9:36           ` Sriram Yagnaraman
2023-01-11 13:53             ` Marcelo Ricardo Leitner
2023-01-12 11:38               ` Sriram Yagnaraman
2023-01-12 11:50             ` Pablo Neira Ayuso
2023-01-13  9:04               ` Sriram Yagnaraman
2023-01-16  9:37                 ` Sriram Yagnaraman

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