Re: mulcast assignments

2012-05-04 Thread Jeff Tantsura
Marshall, That's exactly what the feature does, when it receives a IGMPv1/2 join it adds a preconfigured S and sends S,G (INCLUDE)upstream. Google for IGMP mapping Regards, Jeff On May 4, 2012, at 1:45 PM, "Marshall Eubanks" wrote: > On Fri, May 4, 2012 at 2:53 AM, Jeff Tantsura > wrote: >

Re: mulcast assignments

2012-05-04 Thread Marshall Eubanks
On Fri, May 4, 2012 at 2:53 AM, Jeff Tantsura wrote: > Hi, > > All modern routers support mapping from IGMPv2 to PIM SSM, all static, some > others thru DNS, etc I am not sure what you mean here. To support SSM, you need IGMPv3. Most routers do support IGMPv3, but there is still a fair amount of

Re: mulcast assignments

2012-05-04 Thread Andrew Hoyos
On May 3, 2012, at 12:24 PM, Philip Lavine wrote: >How do I get a registered multicast block? If you truly need a globally unique multicast block, and GLOP/RFC6034/SSM won't work, you can submit an application to IANA here: http://www.iana.org/form/multicast-ipv4 -- Andrew Hoyos hoy...@gm

Re: mulcast assignments

2012-05-03 Thread Jeff Tantsura
Hi, All modern routers support mapping from IGMPv2 to PIM SSM, all static, some others thru DNS, etc Regards, Jeff On May 3, 2012, at 12:34 PM, "Nick Hilliard" wrote: > On 03/05/2012 21:00, Greg Shepherd wrote: >> Sure, but GLOP predated SSM, and was really only an interim fix for >> the pres

Re: mulcast assignments

2012-05-03 Thread PC
And I've seen plenty of gear without SSM support: Some of the larger offenders: Juniper Clusters. Cisco ASA Some Linksys managed switches (no IGMP snooping support for it). I really wouldn't think it'd be that hard to implement SSM if the equipment had functional ASM support, but that's a story f

Re: mulcast assignments

2012-05-03 Thread Greg Shepherd
On Thu, May 3, 2012 at 3:32 PM, Nick Hilliard wrote: > On 03/05/2012 21:00, Greg Shepherd wrote: >> Sure, but GLOP predated SSM, and was really only an interim fix for >> the presumed need of mcast address assignments. GLOP only gives you a >> /24 for each ASN where SSM gives you a /8 for every un

Re: mulcast assignments

2012-05-03 Thread Nick Hilliard
On 03/05/2012 21:00, Greg Shepherd wrote: > Sure, but GLOP predated SSM, and was really only an interim fix for > the presumed need of mcast address assignments. GLOP only gives you a > /24 for each ASN where SSM gives you a /8 for every unique unicast > address you have along with vastly superior

Re: mulcast assignments

2012-05-03 Thread Greg Shepherd
On Thu, May 3, 2012 at 1:42 PM, wrote: > On Thu, 03 May 2012 13:38:14 -0700, Greg Shepherd said: >> > Make sense? >> >> Sure, for v6. :) > > Does it make sense to be planning new deployments for anythign else? ;) > > (Hint - if your reaction is "but we're not v6-capable", who's fault is that?) T

Re: mulcast assignments

2012-05-03 Thread Valdis . Kletnieks
On Thu, 03 May 2012 13:38:14 -0700, Greg Shepherd said: > > Make sense? > > Sure, for v6. :) Does it make sense to be planning new deployments for anythign else? ;) (Hint - if your reaction is "but we're not v6-capable", who's fault is that?) pgpI1LRac8WuO.pgp Description: PGP signature

Re: mulcast assignments

2012-05-03 Thread Greg Shepherd
PM, Quentin Carpent >> wrote: >>> You can also use the glop IP addressing: >>> http://tools.ietf.org/html/rfc3180 >>> >>> Quentin >>> >>> -Original Message----- >>> From: Greg Shepherd [mailto:gjs...@gmail.com] >>>

Re: mulcast assignments

2012-05-03 Thread Owen DeLong
ginal Message- >> From: Greg Shepherd [mailto:gjs...@gmail.com] >> Sent: Thu 5/3/2012 9:35 PM >> To: Philip Lavine >> Cc: NANOG list >> Subject: Re: mulcast assignments >> >> Why do you think you need an assigned mcast block? All inter domain >> mcast u

Re: mulcast assignments

2012-05-03 Thread Greg Shepherd
; Cc: NANOG list > Subject: Re: mulcast assignments > > Why do you think you need an assigned mcast block? All inter domain > mcast uses source trees only, so just use SSM and you don't need > address assignments. > > Greg > > On Thu, May 3, 2012 at 12:24 PM, Philip Lavine wrote: >>    How do I get a registered multicast block? >> > >

RE: mulcast assignments

2012-05-03 Thread Quentin Carpent
You can also use the glop IP addressing: http://tools.ietf.org/html/rfc3180 Quentin -Original Message- From: Greg Shepherd [mailto:gjs...@gmail.com] Sent: Thu 5/3/2012 9:35 PM To: Philip Lavine Cc: NANOG list Subject: Re: mulcast assignments Why do you think you need an assigned mcast

Re: mulcast assignments

2012-05-03 Thread Greg Shepherd
Why do you think you need an assigned mcast block? All inter domain mcast uses source trees only, so just use SSM and you don't need address assignments. Greg On Thu, May 3, 2012 at 12:24 PM, Philip Lavine wrote: >    How do I get a registered multicast block? >

mulcast assignments

2012-05-03 Thread Philip Lavine
   How do I get a registered multicast block?