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 ...

In the last newsletter, we discussed the inconvenience of router misconfiguration and the percentage of problems it causes for outages in IP-based networks. In order to look at the security impact of ...

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 ...

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 ...

Learn about the different types of VPNs and when to use them. Find out which type of VPN suits your needs with this comprehensive guide. A virtual private network (VPN) is a way to add security to ...