Re: WGLC pim-rpf-vector
2007-10-01 13:49:27 GMT
Ice, > >> > >> As it is now its up to the implementor to decide. > > > > Which means that the routers just ignore the F bit. Correct ? > > > > It would be useful to spell out that if a router supports a particular > > TLV, (e.g., the RPF Vector TLV) then the router MUST ignore the value > > of the F bit carried by the TLV. > > This is how it is documented in the attributes draft: > > F bit, Forward Unknown TLV. If this bit is set the TLV is forwarded > regardless if the router understands the Type. > > Meaning, if the TLV is unknown, you forward if this bit is set. > > I think it is obvious that if the TLV is known, this bit has no > relevance. While this may be "obvious", I think the spec clarify would be improved by explicitly spelling out that if the TLV is known, the F bit MUST be ignored. Yakov.