All things related to multicast

[Joel Jaeggli <>]

They're not cautious if they haven't deployed it by now, they're not 
interested.

joelja

On Sat, 22 May 2004, Marshall Eubanks wrote:

> Short term response
> 
> - tell them to join this list and post their problems here
> 
> Long term reponse
> 
> - tell them to take (or oeven offer to host) one of our esteemed "Multicast 
> Workshops"
> 
> Next two are Vancouver, BC, and Columbus, OH.
> http://multicast.internet2.edu/workshops/vancouver/vancouver-mcast-announce
> http://jointtechs.ornl.gov/index.html
> 
> I am sure that with these resources they can get the help they need.
> 
> Marshall
> 
> On Sat, 22 May 2004 09:50:19 -0400
>  "Richard Mavrogeanes" 
> <>
>  wrote:
> > In the "Why don't we use multicast more often" department, we have just 
> > concluded a 5 day
> > interactive video broadcast from the bottom of the Atlantic ocean (the 
> > mission continues at
> > www.explorethesea.com, but the interactive portion is over).  I received 
> > at least 25 messages
> > from folks trying to tune in to the multicast but could not. Quite a few 
> > of these were along the
> > lines shown in the message below, where they have I2 connectivity but 
> > cannot receive multicast
> > due to "cautious network engineers".  I suspect we make progress in 
> > having uses complain that
> > they cannot participate, thus putting pressure on the staff to allow 
> > multicast thru, but I still
> > see lack of availability at the user level to be a major problem.  
> > Personally, I find it amazing
> > that institutions pay the very expensive I2 connectivity fees but, what, 
> > use the connetion for
> > high speed email?  In the next few weeks, the interest in multicast is 
> > likely to increase as we
> > broadcast much of Dr. Ballard's return to the Titanic, live, via 
> > multicast.
> > 
> > I think it would be great if someone in this group could create/sponsor a 
> > multicast
> > IMPLEMENTATION FAQ targeted at members IT staff. We don't need a "what is 
> > multicast" but a "how
> > to" FAQ. I further think this group might form and post a volunteer list 
> > of email and phone
> > numbers that member's  local IT staff could turn to for help in setting 
> > up their networks (I
> > cannot volunteer mostly because I do not have I2 access).
> > 
> > It would have been useful if I could tell this below user to tell their 
> > IT staff to contact a
> > designated member for help...
> > 
> > >Cautious network engineers 
> > 
> > >>> "Richard Mavrogeanes" 
> > >>> <>
> > >>>  5/21/2004 5:21:02 PM >>> 
> > >No, all video is sent via multicast. It's hard to think of a reason why 
> > >you would not have it enabled unless you have very old equipment. 
> > 
> > >        -----Original Message----- 
> > >        From: J 
> > >        Sent: Fri 5/21/2004 6:15 PM 
> > >        To: Richard Mavrogeanes 
> > >        Cc: D 
> > >        Subject: RE: Explore the Sea Internet2 Video 
> > >        
> > >        
> > 
> > >        We're connected to Internet2 but do not have multicast enabled. 
> > >Will the Vbrick work? What firewall protocols, ports do you need? 
> > 
> >      
> > 
> 

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Joel Jaeggli           Unix Consulting         

    
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