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 ...

Plans to deploy virtual private networks using a new technology have sparked recent controversy, with the debate illustrating the need for technology managers to tune in to different ways carriers ...

Part I is a practical guide for using IPsec, MPLS Layer 3, L2TPv3, L2TPv2, AToM and SSL VPNs, so start here and then enjoy this segment. Service Provider Provisioned Site-to-Site VPNs Service provider ...

One of the most common questions that I am asked is what type of VPN an organization should deploy. So, in the hope that it will save some people some time, I thought I’d just go through some of the ...

DENVER — As extensions to the multiprotocol label switching standard make MPLS viable for virtual private network transport, experts are warning against taking the protocol too far, too fast. MPLS is ...