I keep reading about the MPLS VPN, including a recent Cisco document. They keep referring to MPLS VPNs, but the closest reference to any real VPN was to "Layer 2 VPNs". What L2 VPN? The best that I could decipher was some possible inference to L2TP a...

To have an exploit for a router to remotely gain access to the "exec" privilege level of the router. This was demonstrated quite succesfully at Black Hat, expanding on previously known vulnerabilities in IOS. How pervasive is the patch (does everyone...