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From: Gagandeep Singh <G.Singh@nxp.com>
To: Anoob Joseph <anoobj@marvell.com>
Cc: Akhil Goyal <gakhil@marvell.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: RE: query regarding IPsec inner IP header TTL
Date: Thu, 18 Nov 2021 05:52:19 +0000	[thread overview]
Message-ID: <AS8PR04MB819806CF513E3DB9E2DDBDD7E19B9@AS8PR04MB8198.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <PH0PR18MB46723000657BDB9B72701125DF9B9@PH0PR18MB4672.namprd18.prod.outlook.com>

Thanks Anoob.

> -----Original Message-----
> From: Anoob Joseph <anoobj@marvell.com>
> Sent: Thursday, November 18, 2021 11:15 AM
> To: Gagandeep Singh <G.Singh@nxp.com>
> Cc: Akhil Goyal <gakhil@marvell.com>; dev@dpdk.org
> Subject: RE: query regarding IPsec inner IP header TTL
> 
> Hi Gagandeep,
> 
> There is an option(dec_ttl) in 'struct rte_security_ipsec_sa_options' to control
> this. Wouldn't that work?
> 
> https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fcode.dpdk
> .org%2Fdpdk%2Flatest%2Fsource%2Flib%2Fsecurity%2Frte_security.h%23L166&
> amp;data=04%7C01%7CG.Singh%40nxp.com%7C39b5b1a26d8345f89c8708d9a
> a56a19e%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C63772811134
> 3148716%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2lu
> MzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&amp;sdata=BTzCgx8lhfsa%2
> BePSRloF9%2FetBjVqgDPJwoF8vtAwYiM%3D&amp;reserved=0
> 
> Thanks,
> Anoob
> 
> From: Gagandeep Singh <G.Singh@nxp.com>
> Sent: Thursday, November 18, 2021 9:41 AM
> To: Akhil Goyal <gakhil@marvell.com>; dev@dpdk.org
> Subject: [EXT] query regarding IPsec inner IP header TTL
> 
> External Email
> ________________________________________
> Hi,
> 
> Is there any option available in IPsec mode to decrement the inner IP header TTL
> field by security engine?
> 
> I believe in case of forwarding, inner IP header TTL should be decrement but not
> in case of packet termination. So looking for an option that application can pass
> to driver to perform TTL decrement.
> 
> Thanks,
> Gagan

      reply	other threads:[~2021-11-18  5:52 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-18  4:10 Gagandeep Singh
2021-11-18  5:45 ` Anoob Joseph
2021-11-18  5:52   ` Gagandeep Singh [this message]

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