From: Ivan (ivan@iip.net)
Date: Fri Jan 20 2006 - 06:46:12 GMT-3
After multicast source become active. Router will regiser at RP. And "F" flag
show that was unicast traffic appear from router to RP.
> Hi, all,
> Assuming a multicast group is running sparse mode, what could be flag for
> (S,G) entry on first hop router? I think it should always be FT,
> it will have F flag because the group needs to register with RP, it will
> also have "T" flag because it is always in shortest path tree. However, in
> one or my lab setup, a (S,G) entry on first hop router only has "T" flag,
> why?
>
> Thanks,
> Jian
>
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-- Ivan
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