Re: (S,G) entries in shared tree router

From: Jian Gu (guxiaojian@gmail.com)
Date: Sun Apr 09 2006 - 00:56:33 GMT-3


Well, I have the following config:
ip pim spt-threshold infinity group-list 6, where access-list 6 permits the
specific group I am having problem with.

On 4/8/06, Schulz, Dave <DSchulz@dpsciences.com> wrote:
>
> Jian -
>
> Where exactly do you have the ip pim spt-threshold command configured?
>
> Dave
>
> ________________________________
>
> From: nobody@groupstudy.com on behalf of Jian Gu
> Sent: Sat 4/8/2006 11:31 PM
> To: Bob Sinclair
> Cc: Cisco certification
> Subject: Re: (S,G) entries in shared tree router
>
>
>
> I saw (S,G) entries in share tree routers where pim spt-threshold is set
> to
> infinity for the group G throughout the multicast routers between sender
> and
> receiver, and I want to understand the reason behind it.
>
> On 4/8/06, Bob Sinclair <bob@bobsinclair.net> wrote:
> >
> > Jian,
> >
> >
> > I would expect only (*,G) state downstream from the RP to the last-hop
> > router. I would expect to find both (*,G) and (S,G) state between the
> RP
> > and the first-hop router. What are you seeing? Does your shared tree
> > overlap the SPT from the RP to the source?
> >
> > HTH,
> >
> > Bob Sinclair
> > CCIE #10427, CCSI 30427
> > www.netmasterclass.net
> >
> > ----- Original Message -----
> > *From:* Jian Gu <guxiaojian@gmail.com>
> > *To:* Cisco certification <ccielab@groupstudy.com>
> > *Sent:* Saturday, April 08, 2006 1:35 PM
> > *Subject:* (S,G) entries in shared tree router
> >
> > Hi, all,
> >
> > pim spt-threshold is set to infinity, in what scenario, there will be
> > (S,G)
> > states on routers in shared tree routers (downstream RP)?
> >
> > Jian
> >
> > _______________________________________________________________________
> > Subscription information may be found at:
> > http://www.groupstudy.com/list/CCIELab.html
>
> _______________________________________________________________________
> Subscription information may be found at:
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