Sprint IPv6

[Bonness, Olaf]

Comments inline. 

> -----Original Message-----
> From: 
> ipv6-ops-bounces+olaf.bonness=t-systems.com at lists.cluenet.de 
> [mailto:ipv6-ops-bounces+olaf.bonness=t-systems.com at lists.clue
> net.de] On Behalf Of Gert Doering
> Sent: Thursday, October 02, 2008 10:39 AM
> To: Pierfrancesco Caci
> Cc: Gert Doering; ipv6-ops at lists.cluenet.de
> Subject: Re: Sprint IPv6
> 
> Hi,
> 
> On Thu, Oct 02, 2008 at 10:33:09AM +0200, Pierfrancesco Caci wrote:
> > >> have you seen issues with providers/peers that use 6PE?
> > > Oh yes.  Especially with this one.
> > 
> > without entering in a "let's blame my provider" contest, 
> can you tell
> > us what kind of problems did you see? I'm interested because we also
> > use 6PE and, besides that time I disabled mpls on a link trying to
> > solve a different problem, I have not received any feedback 
> (positive
> > or negative) from my customers. Usually, that means things 
> just work,
> > but you can never tell
> 
> As a customer, we really really dislike seeing 6PE used in 
> our upstreams'
> networks because it means that traceroute6 is becoming 
> useless - you can
> see that "there is a problem somewhere in the upstream network", but 
> you have no chance of pinpointing things like packet loss or (worse)
> black holes to the routers/links where it's happening.
> 

But this seems true for all tunneling techniques and not only for 6PE or am I misssing something?

br 
olaf


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