Re: [mpls] poll to see if we have support to make draft-xu-mpls-in-udp an mpls working group document

[Xuxiaohu <[e-mail]>]

> Thanks again for sharing the above information. As mentioned in this draft AND
> other drafts, the mechanism of performing hash calculation on the Session ID
> field in the L2TPv3 header or the Key field in the GRE header as defined in [RFC
> 5640] is not widely supported by existing core routers so far. In contrast, most
> existing core routers are already capable of balancing IP traffic flows based on
> the hash of the five-tuple of UDP packets. By using the MPLS-in-UDP
> encapsulation, the already available load-balancing capability of most existing
> core routers can be leveraged without requiring any change to them. That is
> the major motivation of this draft.

By the way, I guess this may also be the motivation for LISP to use UDP as a tunneling technology later (See http://psg.com/lists/rrg/2007/msg00802.html)

Best regards,
Xiaohu