Re: Using 32 bit ASN numbers

[Owen DeLong <owen () delong com>]

Marshal,

Since his question was specifically about I don't see the answer
in either of the places you referenced.... The calculator didn't
like a 32 bit ASN:

AS Number Out of Range

AS numbers are represented by 16 bits; 65535 maximum in decimal.

Back to the GLOP Calculator
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shep () shepfarm com



Owen


On Aug 29, 2008, at 1:58 PM, Marshall Eubanks wrote:

> On Aug 29, 2008, at 4:50 PM, Haven Hash wrote:
>
> > Concerning 32 bit AS numbers, are organizations which are granted  
> > 32 bit AS
> > numbers given any multicast address space?
> >
> > If so is it possible to figure out what this space is from the ASN  
> > ala GLOP
> > (233.ASN.ASN.x)?
>
> Yes, and yes.
>
> The space they are given is the GLOP space !
>
> See
>
> http://www.multicasttech.com/faq/#GLOP
>
> and
>
> http://www.shepfarm.com/multicast/glop.html
>
> Regards
> Marshall
>
> > Thanks,
> >
> > Haven Hash
> >
> > On Fri, Aug 29, 2008 at 1:12 PM, Arie Vayner <ariev () vayner net>  
> > wrote:
> >
> > > Pender,
> > >
> > > One small correction... For 7600, 12.2SR, the support would come  
> > > out in
> > > 12.2SRD
> > >
> > > Arie
> > >
> > > On Fri, Aug 29, 2008 at 6:44 PM, Pender, James <James.Pender () paetec com
> > > > wrote:
> > >
> > > > These are the dates I have for Cisco platforms:
> > > >
> > > > IOS XR 3.4 - September 2007
> > > > IOS 12.0(32)S11 - November 2008
> > > > IOS 12.2SRE - December 2008
> > > > IOS 12.5(1)T - April 2009
> > > >
> > > > -----Original Message-----
> > > > From: andy lam [mailto:anwalam () yahoo com]
> > > > Sent: Friday, August 29, 2008 11:29 AM
> > > > To: nanog () merit edu; Brian Raaen
> > > > Subject: Re: Using 32 bit ASN numbers
> > > >
> > > >
> > > > Cisco IOS XR Software Release 3.4.0 adds support for BGP  
> > > > Authentication
> > > Key
> > > > Chaining, BGP 4-Byte Autonomous System Number (ASN), and BGP Next  
> > > > Hop
> > > > tracking enhancements.
> > > http://www.cisco.com/en/US/docs/ios_xr_sw/iosxr_r3.4/general/release/notes/reln_34.html#wp239046
> > > > BGP 4-Byte ASN-Increases the range of supported autonomous  
> > > > systems from 2
> > > > bytes to 4 bytes to scale with expected Internet growth.
> > > >
> > > > 12.2SR* is supposed to be in late 2008, but has not yet been  
> > > > announced
> > > > publicly.
> > > >
> > > >
> > > > Juniper it's in JUNOS 9.1 as farr as I can tell.
> > > >
> > > >
> > > > --- On Fri, 8/29/08, Brian Raaen <braaen () zcorum com> wrote:
> > > >
> > > > From: Brian Raaen <braaen () zcorum com>
> > > > Subject: Using 32 bit ASN numbers
> > > > To: nanog () merit edu
> > > > Date: Friday, August 29, 2008, 11:04 AM
> > > >
> > > > I am doing some research for our company regarding 32 bit ASN  
> > > > numbers.  I
> > > > am
> > > > trying to locate information about vendor and service provider  
> > > > support.
> > > In
> > > > particular I have not been able to find what Cisco IOS image I  
> > > > would need
> > > > to
> > > > load on our router to support 32 bit ASN's.  I also want to know  
> > > > what
> > > > experience people have had with service provider support of 32  
> > > > bit ASN's
> > > >
> > > > --
> > > > Brian Raaen
> > > > Network Engineer
> > > > braaen () zcorum com