Re: Thought on IPv6 Zero UDP Checksums

2009-11-09 Thread Joel M. Halpern
(Sorry, I will not be able to participate in the 6man discussion at the meeting, as I have to be in another session.) It appears likely that it is impossible to meet all of the relevant constraints. But less us not pretend that solutions likely this are obviously sufficient. One of the

Thought on IPv6 Zero UDP Checksums

2009-11-08 Thread Margaret Wasserman
I had a thought on the use of zero UDP checksums in IPv6... What if we allowed the use of zero checksums for UDP as a _negotiated option_ in IETF tunneling protocols? Those protocols could default to the use of UDP Lite (or UDP with non-zero checksums if their designers prefer) and

Re: Thought on IPv6 Zero UDP Checksums

2009-11-08 Thread Gorry Fairhurst
Using UDP-Lite would be fine. I'm not sure how a transition to UDP with no checksum would help the transport concerns with mis-delivery, etc. Gorry Margaret Wasserman wrote: I had a thought on the use of zero UDP checksums in IPv6... What if we allowed the use of zero checksums for UDP as