Tom, > OK, how about this for the complete paragraph: > > "By default, the MAP subnetwork identifier is the first subnetwork within > the End-user IPv6 prefix (all bits set to zero). An alternative subnetwork > value MAY be configured. All nodes within a MAP domain MUST be configured to > use the same value of the subnetwork identifier."
I like that text. > I think that captures the intent. However, I see a possible difficulty: > differing lengths of the End-user IPv6 prefix for different CEs. We have to > add two conditions: > > -- the configured subnetwork identifier is at least > 64 - min (n + o) > bits long, where the minimization is taken over all FMRs in the domain > > -- the subnetwork identifier used with a given calculated End-user IPv6 > prefix uses the right-most (64 - (n + o)) bits of the configured subnetwork > identifier, where (n + o) is taken from the FMR used for the calculation. > > Seems simpler just to restrict to the all-zeros value, but please comment. I can't see how different End-user IPv6 prefix lengths within a domain can work. cheers, Ole _______________________________________________ Softwires mailing list [email protected] https://www.ietf.org/mailman/listinfo/softwires
