On 4/28/2015 11:53 AM, Lucy yong wrote: > There's no downside to using the existing IP version field here, and > there are many downsides to using a duplicate field.
> [Lucy] GUE is designed to encapsulate a payload, not just IP payload. > GUE protocol field needs to support IP payload type because the > tunnel may require other features such as security, fragmentation, > etc. GUE needs to indicate "IP", to differentiate it from other payload types (e.g., signalling, MPLS, etc.). But there's no reason GUE needs to indicate *in its header* that the payload is specifically "IPv4" or "IPv6". Joe _______________________________________________ Int-area mailing list [email protected] https://www.ietf.org/mailman/listinfo/int-area
