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From: Julian Anastasov <ja@ssi.bg>
To: "longguang.yue" <bigclouds@163.com>
Cc: Pablo Neira Ayuso <pablo@netfilter.org>,
	Simon Horman <horms@verge.net.au>,
	lvs-devel@vger.kernel.org, yuelongguang@gmail.com
Subject: Re: a question about fullnat mode for ipvs
Date: Mon, 26 Oct 2020 22:23:42 +0200 (EET)	[thread overview]
Message-ID: <615db10-72af-2a86-dde2-61af8e6bd80@ssi.bg> (raw)
In-Reply-To: <1989ac03.3737.175445ba5f9.Coremail.bigclouds@163.com>

[-- Attachment #1: Type: text/plain, Size: 739 bytes --]


	Hello,

On Tue, 20 Oct 2020, longguang.yue wrote:

> Hi,all:
>     fullnat mode refers to  incoming packet's src:port and dst:port pairs are both changed at the same
> time, vice  versa for outgoing packets.
>     fullnat has existed for many years since 2009, why which is not in kernel.

	Not sure. What I see now is that it adds some complexity
to the code. Open questions are about integration with netfilter
conntracks (when conntrack=1), in the sync protocol, etc.

>     introduction for fullnat    http://kb.linuxvirtualserver.org/wiki/IPVS_FULLNAT_and_SYNPROXY
> 
> could we port or re-implement it in upstream?

	May be I don't fully understand the goals but
is it worth it?

Regards

--
Julian Anastasov <ja@ssi.bg>

      parent reply	other threads:[~2020-10-26 20:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-05 20:13 [PATCH v8 net-next] ipvs: inspect reply packets from DR/TUN real servers Julian Anastasov
2020-10-12  0:02 ` Pablo Neira Ayuso
     [not found]   ` <1989ac03.3737.175445ba5f9.Coremail.bigclouds@163.com>
2020-10-26 20:23     ` Julian Anastasov [this message]

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