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 certain models of inter-provider Multi-Protocol Label Switching (MPLS) based Virtual Private Networks (VPNs) spoofing attack against VPN sites is a key concern. For example, MPLS-based VPN ...

BOSTON — Cisco Systems Inc. Tuesday announced enhancements to its Cisco 10000 Series family of edge services routers, offering service providers IPSec protocol and Multiprotocol Label Switching (MPLS) ...

Last week, it became clear that Sprint would introduce a Multi-protocol Label Switching VPN service. If not familiar with the scuttlebutt, one might say, “so what, everyone has an MPLS-based VPN.” But ...