Re: Multicast Sparse mode

From: Mohammad Mousa <mohd-mousa_at_hotmail.com>
Date: Mon, 11 Mar 2013 05:32:02 -0400

Kalpesh,

One more thing you've taken into your consideration, for pim SPARSE OR DENSE mode you can't install (S,G) unless you have (*,G) for any group. The only case that isn't apply for the above rule is either Source specific multicast (SSM) or Bidirectional pim.

SSM install ONLY (S,G) no (*,G)
Bidi pim install ONLY (*,G) no (S,G)

HTH,

--
Mohammad Mousa
CCIE #36990
                                              
On Mar 10, 2013, at 11:35 PM, "Kalpesh Chheda" <kalpeshchheda_at_live.com> wrote:
No Problem I got it.
Flag is set to P means It is pruned.
Rgs,
Kalpesh
----------------------------------------
> From: kalpeshchheda_at_live.com
> To: ccielab_at_groupstudy.com
> Subject: RE: Multicast Sparse mode
> Date: Mon, 11 Mar 2013 08:24:48 +0530
> 
> Hi Experts.
> R1---R2---R3---R4----R5
> Running sparse mode. R3 is RP(3.3.3.3), R1 is server(10.0.1.1), R5 is client (225.0.5.5).
> Whenever I start pinging multicast group (225.0.5.5).
> R2 is also having (*,G) entry in its Multicast routing table. Why?
> R2#show ip mroute
> (*, 225.0.5.5), 00:01:04/stopped, RP 3.3.3.3, flags: SP
> Incoming interface: Null, RPF nbr 0.0.0.0
> Outgoing interface list: Null
> (10.0.1.1, 225.0.5.5), 00:01:04/00:01:55, flags: T
> Incoming interface: Ethernet0/1, RPF nbr 10.0.1.1
> Outgoing interface list:
> Serial1/1, Forward/Sparse, 00:01:04/00:03:25
> 
> ----------------------------------------
>> From: kalpeshchheda_at_live.com
>> To: ccielab_at_groupstudy.com
>> Subject: Multicast Sparse mode
>> Date: Mon, 11 Mar 2013 08:15:14 +0530
>> 
>> Hi Experts.
>> 
>> R1---R2---R3---R4----R5
>> 
>> Running sparse mode. R3 is RP(3.3.3.3), R1 is server(10.0.1.1), R5 is client (225.0.5.5).
>> 
>> Whenever I start pinging multicast group (225.0.5.5).
>> 
>> R2 is also having (*,G) entry in its Multicast routing table. Why?
>> 
>> R2#show ip mroute
>> 
>> (*, 225.0.5.5), 00:01:04/stopped, RP 3.3.3.3, flags: SP
>> Incoming interface: Null, RPF nbr 0.0.0.0
>> Outgoing interface list: Null
>> (10.0.1.1, 225.0.5.5), 00:01:04/00:01:55, flags: T
>> Incoming interface: Ethernet0/1, RPF nbr 10.0.1.1
>> Outgoing interface list:
>> Serial1/1, Forward/Sparse, 00:01:04/00:03:25
>> (*, 225.0.5.5), 06:58:43/00:02:53, RP 150.1.5.5, flags: SJPL
>> Incoming interface: Null, RPF nbr 0.0.0.0
>> Outgoing interface list: Null
>> 
>> 
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Received on Mon Mar 11 2013 - 05:32:02 ART

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