Messages in this thread | | | Subject | Re: [PATCH] seg6: using DSCP of inner IPv4 packets | From | Ahmed Abdelsalam <> | Date | Sat, 15 Aug 2020 11:47:04 +0200 |
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Hi David,
Sorry for the late reply. I'm on PTO with limited email access.
I will revise the patch in the next weeks and make outer IPv6 header inherit Hop limit from Inner packet for the IPv6 case.
Ahmed
On 08/08/2020 02:43, David Miller wrote: > From: Ahmed Abdelsalam <ahabdels@gmail.com> > Date: Thu, 6 Aug 2020 08:43:06 +0200 > >> SRv6 as defined in [1][2] does not mandate that the hop_limit of the >> outer IPv6 header has to be copied from the inner packet. > > This is not an issue of seg6 RFCs, but rather generic ip6 in ip6 > tunnel encapsulation. > > Therefore, what the existing ip6 tunnel encap does is our guide, > and it inherits from the inner header. > > And that's what the original seg6 code almost certainly used to > guide the decision making in this area. >
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