From: Peter Van Oene (petvan@gmail.com)
Date: Sat Nov 19 2005 - 14:34:03 GMT-3
If you are going to manage the CPE, frame is almost a must here.
P
On 11/18/05, David Hoon <david.hoon.ccie@gmail.com> wrote:
>
> Hi,
> Sorry for off-topic. I'm now doing a large scale Layer 3 MPLS VPN
> deployment design, and stuck with which encapsulation we should use for
> PE-CE connection. We have three options now: Cisco HDLC, PPP and Frame
> Relay.
> Technically, I don't see much different among these encapsulation types.
> The provider leans forward to frame relay, with PE as a frame relay DCE
> equipment. The reason is easy for migration (we use frame relay now), and
> fr
> can have sub-interfaces. HDLC and PPP has one-byte less header, no big
> deal.
> PPP has authentication, which I doubt we are going to use. Frame relay has
> one more parameter (DLCI) to be managed; however, all branches will just
> share the same DLCI. QoS are just the same, please correct me if I'm
> wrong.
> I don't see any differents, so for the sake of simple migration, I would
> go
> frame relay. But if this is a new installation, I would go for Cisco HDLC
> or
> PPP, for simple configuration. Running frame relay is make sense but
> against
> my guts. Any recommendation from real world installation?
> Thanks a lot.
> Best regards,
> David Hoon
> CCIE #14141
>
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