One reason is that the operations, administration and maintenance tools long been available for their ATM backbones have been awhile in coming for MPLS ... logical meshes over the physical network.

A typical MPLS VPN will be acting as though it is one big router in the middle of your network. The diagram below shows three sites connected to an MPLS cloud: The MPLS cloud is made up of devices ...

Optimized for metro edge and pre-aggregation networks, the 8625 is a highly scalable IP/MPLS routing solution ... is an ideal solution that meets the logical scalability and low latency transport ...