[c-nsp] Sprint & AT&T BGP multihoming

[Aaron]

 .....do not buy transit.
You should have been able to figure out the misspelling of "by" vs "buy"

On Wed, Feb 11, 2009 at 12:24, Brian Wallingford <brian at meganet.net> wrote:

> They don't what?
>
> On Wed, 11 Feb 2009, Aaron wrote:
>
> :Sprint has a world wide network. They do not  by transit from anybody.
> :
> :Aaron
> :
> :On Wed, Feb 11, 2009 at 10:05, Stephen Kratzer <kratzers at ctinetworks.com
> >wrote:
> :
> :> Deleted the original post, so I'll reply to this leaf...
> :>
> :> ATT is fine. Make sure that Sprint, at that particular location, has
> :> multiple
> :> transit providers. We are multihomed at one location with Embarq and
> :> Level3.
> :> As it turns out, Embarq's sole transit provider at that location IS
> Level3
> :> making the Embarq connection all but useless as far as diverse,
> :> load-balanced
> :> routing is concerned.
> :>
> :> Stephen Kratzer
> :> Network Engineer
> :> CTI Networks, Inc.
> :>
> :> On Wednesday 11 February 2009 08:58:30 Adam Greene wrote:
> :> > Had a good experience multihoming to AT&T, including fixing an issue
> with
> :> > balancing traffic between the two providers, which we solved through
> :> > advertisement of community strings. The engineer I spoke with was
> :> extremely
> :> > knowledgable.
> :> >
> :> > This was already a few years ago, though ...
> :> >
> :> > ----- Original Message -----
> :> > From: "ChrisSerafin" <chris at chrisserafin.com>
> :> > To: <cisco-nsp at puck.nether.net>
> :> > Sent: Tuesday, February 10, 2009 5:44 PM
> :> > Subject: [c-nsp] Sprint & AT&T BGP multihoming
> :> >
> :> > >I am planning on multi-homing a client's Internet connection for
> :> > >redundancy, and wanted to know if anyone is doing this with Sprint
> :> and/or
> :> > >AT&T and has any pointers or 'gotchas' they have run into.
> :> > >
> :> > > I'm still months out from doing this and will most likely want to
> KEEP
> :> > > the existing subnets that they gave us (a /23 and /24), without the
> :> need
> :> > > for rebuilding a bunch or VPNs, re-IP'ing externally facing devices,
> :> and
> :> > > DNS changes for externally available web presence.
> :> > >
> :> > > Ideas? Comments? Concerns? Flames?
> :> > >
> :> > > Thanks,
> :> > >
> :> > > Chris Serafin
> :> > > chris at chrisserafin.com
> :>
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