MPLS vs PTP

Jon Lewis jlewis at lewis.org
Mon Jan 30 18:42:19 UTC 2006


On Mon, 30 Jan 2006, Andrew Staples wrote:

> As we roll out a new network, on one of our links it is remarkably cheaper
> to run a T1 ptp vs. MPLS (running 66% data, 33% voice).  Based on comments
> received from this list (much thanks,  you know who you are) MPLS
> satisfaction seems to be determined by backbone noc competence, not the
> technology itself.  So back to price....if I consider layer1 issues to be
> equal in either scenario, and aggregation/meshing/hardware is not a real
> concern, it seems to me that a correctly configured, directly connected pipe
> would work as well as mpls, with the benefit of local control of my routers
> and owning any incompetence.

Also, the PTP T1 has fewer hops (probably lower latency), fewer points of 
failure, fewer ways to break, less complexity, etc.  I can't think of any 
reason you'd want to go with an MPLS(VPN) solution over PTP solution if 
startup and MRC were equal.

----------------------------------------------------------------------
  Jon Lewis                   |  I route
  Senior Network Engineer     |  therefore you are
  Atlantic Net                |
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