Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread otroan
>>> Still, using IID == 0 seems to be asking for trouble, since it's a > reserved value and is definitely special-cased in some code. Unless, that > is, you want exactly the properties described in RFC4291 section 2.6.1 > (thanks, Mark Smith). >> >> As Michael described, this assignment to loopb

[spring] IETF 112 Slot Requests

2021-10-17 Thread Pengshuping (Peng Shuping)
Dear all, The IETF 112 Final Agenda is now available https://datatracker.ietf.org/meeting/112/agenda.html and the SPRING session is arranged on Monday as below. Monday, November 8, 2021 12:00-14:00 Monday Session I Room 5 rtgspring Source Packet Routing in Networking We will contin

Re: [spring] All IPv6 fields are now mutable (Re: Typo correction Re: Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression)

2021-10-17 Thread Brian E Carpenter
On 18-Oct-21 13:35, Tom Herbert wrote: > > > On Sun, Oct 17, 2021, 3:22 PM Brian E Carpenter > wrote: > > On 18-Oct-21 09:39, Tom Herbert wrote: > > On Sat, Oct 16, 2021 at 4:59 PM Mark Smith > wrote: > >> > >>

Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread Brian E Carpenter
On 18-Oct-21 14:30, Darren Dukes (ddukes) wrote: > Hi Brian, > >> Would it change your examples if you used 2001:db8:a:1100::1 instead? > > No it would not change the examples, any other assignment for loopback > interfaces works the same. OK, that's helpful. >> Still, using IID == 0 seems to

Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread Darren Dukes (ddukes)
Hi Brian, > Would it change your examples if you used 2001:db8:a:1100::1 instead? No it would not change the examples, any other assignment for loopback interfaces works the same. > Still, using IID == 0 seems to be asking for trouble, since it's a reserved > value and is definitely special-cas

Re: [spring] All IPv6 fields are now mutable (Re: Typo correction Re: Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression)

2021-10-17 Thread Tom Herbert
On Sun, Oct 17, 2021, 3:22 PM Brian E Carpenter wrote: > On 18-Oct-21 09:39, Tom Herbert wrote: > > On Sat, Oct 16, 2021 at 4:59 PM Mark Smith > wrote: > >> > >> On Sun, 17 Oct 2021, 06:36 Michael Richardson, > wrote: > >>> > >>> Mark Smith wrote: > >>> > In fight changing DAs also will br

Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread Nick Hilliard
Joel M. Halpern wrote on 13/10/2021 04:52: 1) Does the placement of a list of sids in the IPv6 DA field change the IPv6 architectural description of that field. the draft, as I understand it, specifies that inside the srv6 limited domain, the DA is overwritten in-flight with a locator of confi

Re: [spring] All IPv6 fields are now mutable (Re: Typo correction Re: Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression)

2021-10-17 Thread Brian E Carpenter
On 18-Oct-21 09:39, Tom Herbert wrote: > On Sat, Oct 16, 2021 at 4:59 PM Mark Smith wrote: >> >> On Sun, 17 Oct 2021, 06:36 Michael Richardson, wrote: >>> >>> Mark Smith wrote: >>> > In fight changing DAs also will break AH protection of the IPv6 >>> header. >>> >>> AH is dead. It's been de

Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread Brian E Carpenter
On 18-Oct-21 09:28, Darren Dukes (ddukes) wrote: > Hi Brian, the draft says: > >    Loopback interface addresses are allocated from the prefix >    2001:db8:a::/48. > > In the examples 2001:db8:a:1100:: is the IPv6 address assigned to the > loopback interface of node 11. Still, using IID ==

Re: [spring] All IPv6 fields are now mutable (Re: Typo correction Re: Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression)

2021-10-17 Thread Tom Herbert
On Sat, Oct 16, 2021 at 4:59 PM Mark Smith wrote: > > On Sun, 17 Oct 2021, 06:36 Michael Richardson, wrote: > > > > Mark Smith wrote: > > > In fight changing DAs also will break AH protection of the IPv6 > > header. > > > > AH is dead. It's been dead for decades. > > I say this as an IPsec

Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread Darren Dukes (ddukes)
Hi Brian, the draft says: Loopback interface addresses are allocated from the prefix 2001:db8:a::/48. In the examples 2001:db8:a:1100:: is the IPv6 address assigned to the loopback interface of node 11. Darren On 2021-10-17, 2:06 AM, "ipv6" wrote: Ah, thanks, that's the sort of thing

Re: [spring] Question from SPRING regarding draft-filsfilscheng-spring-srv6-srh-compression

2021-10-17 Thread Michael Richardson
Brian E Carpenter wrote: >> I can't find anywhere that an interface identifier of zero is forbidden > However, when I assign such an address to a Linux box, it is > unpingable, so I'm guessing it breaks neighbor discovery. If you put it on "eth0", it might break ND. If you put as a

[spring] draft-ietf-rtgwg-srv6-egress-protection-04

2021-10-17 Thread Huaimo Chen
Hi Everyone, A new version of draft-ietf-rtgwg-srv6-egress-protection is submitted. Any comments and suggestions are welcome. Best Regards, Huaimo From: internet-dra...@ietf.org Sent: Sunday, October 17, 2021 11:13 AM To: Chang Cao ; China Telecom ; Huai