Recently, a reader wrote to tell me about the big relief he felt when he bought a Layer 3 MPLS VPN service. With such a site-to-site service, one option is to peer the WAN routers at customer sites ...

One of the most compelling drivers for MPLS in service provider networks is its support for Virtual Private Networks (VPNs), in which the provider’s customers can connect geographically diverse sites ...

The border gateway protocol (BGP) supports multiple services across a single BGP connection. This multiplexing of BGP information on a single connection allows thousands of virtual private networks ...

We're in the process of switching to a new MPLS provider. With our old provider, we used point-to-point IP addresses between our CE and the PE in the RFC 1918 range. We also used only BGP AS numbers ...

We're looking at a new campus core that will connect 20 or so buildings, each with 2x10GB connections. The core will just be a P router so it will literally only be running LDP and IS-IS. We were ...