On 2011-09-13 04:33, Stewart Bryant wrote:
> Brian
>
> Re
>
> ====
>
> "In MPLS-TP, the GAL ... MUST NOT be used with PWs."
>
> RFC 5586 doesn't explain this at all, so a sentence in the present draft
> like "This restriction was originally imposed because ...." would be quite
> informative.
>
> ====
>
> At the time of writing the original draft there was no need to support
> GAL, since -TP specifies that the the Control work is always used.
> However what we are seeing here is a desire to use TP technology to
> extend conventional MPLS/PW and in that environment there there
> is a desire by operators to have the restriction removed.
>
> - Stewart
Thanks. This is certainly not essential, but it's a little
bit of insider knowledge that's impossible to guess.
Brian
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