From: Ravi (s_ravichandran@xxxxxxxxxxx)
Date: Sun Jan 06 2002 - 17:01:41 GMT-3
Tom,
Yes, you are right. It works. I get reply from both without any packet loss.
But my concern is in the lab, if they say to configure only R1 E0 to join
the group,
Can I do this?
If I can not do this, how to make sure the multicast is working?
Regards,
Ravi
----- Original Message -----
From: "tom cheung" <tkc9789@hotmail.com>
To: <s_ravichandran@hotmail.com>; <ccielab@groupstudy.com>
Sent: Sunday, January 06, 2002 2:52 PM
Subject: Re: Mulicast question
> You'll see response from both r3 and r1 if this works.
>
> >From: "Ravi" <s_ravichandran@hotmail.com>
> >Reply-To: "Ravi" <s_ravichandran@hotmail.com>
> >To: <ccielab@groupstudy.com>
> >Subject: Re: Mulicast question
> >Date: Sun, 6 Jan 2002 14:08:05 -0500
> >
> >If I do this, and ping to 224.10.10.10 from R3, the reply will be coming
> >from R3.
> >How would I know it is working. I don't think this is right.
> >------------
> >
> >With my previous configuration, I did 1000 pings (the reason to ping 1000
is
> >to keep the source
> >active), but still the same. As you can see the following out put from my
> >ping
> >
> >R4#ping
> >Protocol [ip]:
> >Target IP address: 224.10.10.10
> >Repeat count [1]: 1000
> >Datagram size [100]:
> >Timeout in seconds [2]: 5
> >Extended commands [n]:
> >Sweep range of sizes [n]:
> >Type escape sequence to abort.
> >Sending 1000, 100-byte ICMP Echos to 224.10.10.10, timeout is 5 seconds:
> >
> >Reply to request 0 from 172.2.21.2, 184
> >ms....................................
> >Reply to request 37 from 172.2.21.2, 56 ms
> >Reply to request 38 from 172.2.21.2, 144
ms...............................
> >.....
> >Reply to request 75 from 172.2.21.2, 68 ms
> >Reply to request 76 from 172.2.21.2, 68
> >ms...................................
> >
> >Regards,
> >Ravi
> >
> >
> >
> >----- Original Message -----
> >From: "tom cheung" <tkc9789@hotmail.com>
> >To: <s_ravichandran@hotmail.com>
> >Sent: Sunday, January 06, 2002 1:55 PM
> >Subject: Re: Mulicast question
> >
> >
> > > I wonder if this is because r3 was pruned from the multicast tree?
> > > How about have r3 join the same MC group and see if the same happen
still?
> > >
> > >
> > > >From: "Ravi" <s_ravichandran@hotmail.com>
> > > >Reply-To: "Ravi" <s_ravichandran@hotmail.com>
> > > >To: <ccielab@groupstudy.com>
> > > >Subject: Mulicast question
> > > >Date: Sun, 6 Jan 2002 13:36:51 -0500
> > > >
> > > >Hi,
> > > >
> > > >I have a simple multicast configuration as follows
> > > >
> > > >E0-R1-S0-----FR-------S0-R2-S1-----FR------S0-R3-E0
> > > >
> > > >I have enabled multicast routing on all three routers and
> > > >configured sparse-dense mode on all the above interfaces.
> > > >
> > > >R1 E0 is configured to join the multicast group 224.10.10.10 ( ip
> >igmp-group
> > > >.... )
> > > >
> > > >And I have configured rp and mapping agent on R1 as follows.
> > > >
> > > >ip pim send-rp-announce Loopback0 scope 15
> > > >ip pim send-rp-discovery scope 15
> > > >
> > > >According to me it should work fine. But when I ping (224.10.10.10)
from
> >R3,
> > > >some time it pings and at some time it don't. Anybody could explain
this.
> > > >
> > > >Is it correct behavior?
> > > >
> > > >Regards,
> > > >Ravi
This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 10:56:17 GMT-3