RE: Multicast

Hi Joe, I tried the SPT threshold to infinity at the last hop router, It wasn't working at all. I lost connectivity through regular ping and extended !!
> CC: petesccie_at_gmail.com; ccielab_at_groupstudy.com
> From: marco207p_at_gmail.com
> Subject: Re: Multicast
> Date: Tue, 25 Sep 2012 14:59:03 -0500
> To: mohd-mousa_at_hotmail.com
>
> Moses,
>
> Check your RPF check on the unicast path to the shortest path tree, typically when you get one or two ping replies then nothing this is indicative of a SPT failure.. Test this buy putting the SPT threshold to infinity on the interface and reping with extenders parameters.
>
> Regards,
> Joe Sanchez
>
> ( please excuse the brevity of this email as it was sent via a mobile device. Please excuse misspelled words or sentence structure.)
>
> On Sep 25, 2012, at 11:10 AM, Mohammad Mousa <mohd-mousa_at_hotmail.com> wrote:
>
> > Hi Peter,
> >
> > I was working on real gear, My case was really strange because the normal ping worked over and over but the extended ping worked and got response for two reply only. I thought this because the last hop router, when it changed from shared tree to source tree. I tried to put ip pim spt infinity !! but it wasn't work and no reply I got.
> > Brian explained it at INE video, but seem I don't understand it well. :'(
> >
> > Any idea?Btw thank you for your answer.
> >
> >> Subject: Re: Multicast
> >> From: petesccie_at_gmail.com
> >> Date: Tue, 25 Sep 2012 16:49:41 +0100
> >> To: mohd-mousa_at_hotmail.com
> >>
> >> Is this on real kit or gns3? I've seen strange issues with gns3 and multicast in the past. If gns3 - restart the lab kit and do your extended ping first and see what results you get..
> >> I've seen multicast work fine in gns3, but then stop working after a few mins testing & sending some large repeated multicast pings etc.
> >>
> >> Rgds,
> >> Peter
> >>
> >> Sent from my iPhone
> >>
> >> On 25 Sep 2012, at 04:32 p.m., Mohammad Mousa <mohd-mousa_at_hotmail.com> wrote:
> >>
> >>> Hi folks, I have strange issue, I confiugred multicast network and eveything is working fine. When I used regular ping 239.x.x.x repeat 300 source X I got full response. but when I used the extnded pingcommand I got only two responses and no reachibility after that. Any advices, any guidance before posting the diagram,Thanks in advance !
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Received on Tue Sep 25 2012 - 20:47:35 ART