Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-17 Thread Mark Smith
tunneling it seems reasonable to me to only > >> have one layer of encapsulation. Maybe this should be clarified in the > >> draft? > > > > > >the draft is about IPv6 extension header and more precisely a new type of the > >routing extension header defined in

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-17 Thread Tal Mizrahi
at’s the context. > > >s. > > > > >> >> Tom >> >>> >>> >>>> -Original Message- >>>> From: Stefano Previdi (sprevidi) [mailto:sprev...@cisco.com] >>>> Sent: Monday, May 16, 2016 2:24 PM >>&

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-17 Thread Stefano Previdi (sprevidi)
It would be worthwhile to clarify this in the draft. If you have a specific >>> encapsulation in mind, it would be great if the draft would specify it. >>>> >>>> Thanks, >>>> Tal. >>>> >>>> >>>>> -Original Mes

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Tom Herbert
vidi) [mailto:sprev...@cisco.com] >>Sent: Monday, May 16, 2016 2:24 PM >>To: Tal Mizrahi >>Cc: Ole Trøan; draft-ietf-6man-segment-routing-hea...@tools.ietf.org; >>spring@ietf.org; 6man WG >>Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Tal Mizrahi
evidi (sprevidi) [mailto:sprev...@cisco.com] >Sent: Monday, May 16, 2016 2:24 PM >To: Tal Mizrahi >Cc: Ole Trøan; draft-ietf-6man-segment-routing-hea...@tools.ietf.org; >spring@ietf.org; 6man WG >Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing- >header > > >

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Stefano Previdi (sprevidi)
From: Stefano Previdi (sprevidi) [mailto:sprev...@cisco.com] >> Sent: Monday, May 16, 2016 2:13 PM >> To: Tal Mizrahi >> Cc: Ole Trøan; draft-ietf-6man-segment-routing-hea...@tools.ietf.org; >> spring@ietf.org; 6man WG >> Subject: Re: [spring] L4 Checksum and d

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Tal Mizrahi
t;spring@ietf.org; 6man WG >Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing- >header > >Hi, > >On May 16, 2016, at 11:04 AM, Tal Mizrahi wrote: >> >> Hi Stefano, >> >> Thanks for the responses. >> >>> exactly. >>>

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Stefano Previdi (sprevidi)
16 11:59 AM >> To: Ole Trøan; Tal Mizrahi >> Cc: draft-ietf-6man-segment-routing-hea...@tools.ietf.org; spring@ietf.org; >> 6man WG >> Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing- >> header >> >> >>> On May 15, 2016, at

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Tal Mizrahi
16, 2016 11:59 AM >To: Ole Trøan; Tal Mizrahi >Cc: draft-ietf-6man-segment-routing-hea...@tools.ietf.org; spring@ietf.org; >6man WG >Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing- >header > > >> On May 15, 2016, at 8:06 PM, otr...@employees.org wrot

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Stefano Previdi (sprevidi)
ring@ietf.org; >> 6man WG >> Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing- >> header >> >> Tal, >> >>> [Apologies if this issue has been discussed before.] >>> >>> According to draft-ietf-6man-segment-routing-hea

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-16 Thread Stefano Previdi (sprevidi)
> On May 15, 2016, at 8:06 PM, otr...@employees.org wrote: > > Tal, > >> [Apologies if this issue has been discussed before.] >> >> According to draft-ietf-6man-segment-routing-header, an ‘SR Segment Endpoint >> Node’ updates the Destination IP address. >> Therefore, it must also update the La

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-15 Thread Tal Mizrahi
to:otr...@employees.org] >Sent: Sunday, May 15, 2016 9:07 PM >To: Tal Mizrahi >Cc: draft-ietf-6man-segment-routing-hea...@tools.ietf.org; spring@ietf.org; >6man WG >Subject: Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing- >header > >Tal, > >> [Apologies

Re: [spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-15 Thread otroan
Tal, > [Apologies if this issue has been discussed before.] > > According to draft-ietf-6man-segment-routing-header, an ‘SR Segment Endpoint > Node’ updates the Destination IP address. > Therefore, it must also update the Layer 4 Checksum, right? > > I wonder if there is an upper bound on the s

[spring] L4 Checksum and draft-ietf-6man-segment-routing-header

2016-05-15 Thread Tal Mizrahi
Hi, [Apologies if this issue has been discussed before.] According to draft-ietf-6man-segment-routing-header, an 'SR Segment Endpoint Node' updates the Destination IP address. Therefore, it must also update the Layer 4 Checksum, right? I wonder if there is an upper bound on the size of the SRH.