From: Packet Man (ccie2b@hotmail.com)
Date: Sun Apr 04 2004 - 23:30:40 GMT-3
OK. Thanks for trying. Did you try this on your routers and get the same
result?
Maybe tomorrow, one of the Mcast guru's will know and share their knowledge.
Well, hopefully.
Thanks again
>From: "Ahmed Mustafa" <ahmed.mustafa@sbcglobal.net>
>Reply-To: "Ahmed Mustafa" <ahmed.mustafa@sbcglobal.net>
>To: "Packet Man" <ccie2b@hotmail.com>
>Subject: Re: Multicast to Unicast to Multicast Conversions
>Date: Sun, 4 Apr 2004 17:19:53 -0700
>
>I give up. Spent about 40 minutes but no luck.
>
>Ahmed
>----- Original Message -----
>From: "Packet Man" <ccie2b@hotmail.com>
>To: <ahmed.mustafa@sbcglobal.net>; <ccielab@groupstudy.com>
>Sent: Sunday, April 04, 2004 2:34 PM
>Subject: Re: Multicast to Unicast to Multicast Conversions
>
>
> > Yeah, that mis-reading the requirements will kill you in the lab. Well,
>not
> > actually kill, you just cost you $1250 plus airfare, hotel, etc.
> >
> > The answer was posted by William Chen - create a tunnel across the
>unicast
> > domain. I knew that but I didn't think of that cause I guess my brain
>was
> > in a helper map frame of mind. Also, not good for passing the lab.
> >
> > OK, I'll give you a chance to redeem yourself - aren't I nice? :-)
> >
> > I have Auto-RP configured in my network and there's an RP for group
> > 224.11.11.11
> >
> > On various routers in the mcast domain, when I do a "show ip pim rp
> > mapping", I get the output I expect ie, it shows the ip addr of the RP
>for
> > group 224.11.11.11 and everything else is as expected.
> >
> > Since this is my lab, I don't have any active senders or receivers, but
>I've
> > configured some rtr to join the mcast group shown above.
> >
> > But, when I run the "show ip pim rp metric" on that same router, I get
>no
> > output. Can anyone explain why this is and if it indicates I've
>configured
> > something incorrectly?
> >
> >
> > OK, back to the labs
> >
> >
> > >From: "Ahmed Mustafa" <ahmed.mustafa@sbcglobal.net>
> > >Reply-To: "Ahmed Mustafa" <ahmed.mustafa@sbcglobal.net>
> > >To: "Packet Man" <ccie2b@hotmail.com>
> > >Subject: Re: Multicast to Unicast to Multicast Conversions
> > >Date: Sun, 4 Apr 2004 14:19:43 -0700
> > >
> > >oops !. I hope I don't do that in a real lab.
> > >
> > >Can't Ip helper-address command can resolve the issue between multicast
>to
> > >unicast.
> > >
> > >Ahmed
> > >----- Original Message -----
> > >From: "Packet Man" <ccie2b@hotmail.com>
> > >To: <ahmed.mustafa@sbcglobal.net>; <ccielab@groupstudy.com>
> > >Sent: Sunday, April 04, 2004 11:50 AM
> > >Subject: Re: Multicast to Unicast to Multicast Conversions
> > >
> > >
> > > > Ahmed,
> > > >
> > > > Thanks for responding but you mis-read and misunderstood my
>question.
>I
> > > > understand about the ip multicast helper command - that's used to
> > >convert
> > > > BROADCAST traffic to MULTICAST and back.
> > > >
> > > > What I was asking about is converting MULTICAST traffic to UNICAST
> > >traffic
> > > > and back.
> > > >
> > > >
> > > > >From: "Ahmed Mustafa" <ahmed.mustafa@sbcglobal.net>
> > > > >Reply-To: "Ahmed Mustafa" <ahmed.mustafa@sbcglobal.net>
> > > > >To: "Packet Man" <ccie2b@hotmail.com>, <ccielab@groupstudy.com>
> > > > >Subject: Re: Multicast to Unicast to Multicast Conversions
> > > > >Date: Sun, 4 Apr 2004 11:33:25 -0700
> > > > >
> > > > >You can do it by taking three approaches. The best way to use
> > >Multicast
> > > > >helper-map commands. See below
> > > > >
> > > > >The syntax for broadcast to multicast conversion
> > > > >
> > > > >
> > > > >
> > > > >Ip multicast helper-map broadcast
> > > > >
> > > > >
> > > > >
> > > > >The syntax for multicast to broadcast conversion is
> > > > >
> > > > >
> > > > >
> > > > >Ip multicast helper-map
> > > > >
> > > > >
> > > > >
> > > > >Multicast group 239.39.39.39 is used for multicast helper address.
> > > > >
> > > > >
> > > > >
> > > > >Make sure to configure "IP Directed-Broadcast Command" on a network
> > >where
> > > > >multicast to broadcast converison is done.
> > > > >
> > > > >
> > > > >
> > > > >HTH
> > > > >
> > > > >
> > > > >
> > > > >Ahmed
> > > > >
> > > > >
> > > > >
> > > > >----- Original Message -----
> > > > >From: "Packet Man" <ccie2b@hotmail.com>
> > > > >To: <ccielab@groupstudy.com>
> > > > >Sent: Sunday, April 04, 2004 10:38 AM
> > > > >Subject: Multicast to Unicast to Multicast Conversions
> > > > >
> > > > >
> > > > > > Hi all,
> > > > > >
> > > > > > Since it's possible to convert Braodcast traffic to multicast
>and
> > >back
> > > > >to
> > > > > > Broadcast traffic so that applications that don't support mcast
>can
> > >be
> > > > >made
> > > > > > more scalable and network efficient, I figure there should be a
>way
> > >for
> > > > >for
> > > > > > mcast traffic to be converted to unicast in order to transit a
> > >network
> > > > >which
> > > > > > doesn't support multicast.
> > > > > >
> > > > > > Is there such a thing? If so, can someone point me to where's
>it's
> > > > > > documented on the doc cd?
> > > > > >
> > > > > > Thanks, pm
> > > > > >
> > > > > >
>_________________________________________________________________
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This archive was generated by hypermail 2.1.4 : Mon May 03 2004 - 19:48:42 GMT-3