Jeff Doyle, CCIE No. 1919, is a professional services engineer and IPv6 solutions manager. Specializing in IP routing protocols, MPLS, and IPv6, Jeff has designed or assisted in the design of large-scale carrier and services provider networks in North America, Europe, and Asia.

Read Jeff's blog on the NetworkWorld.com Cisco Subnet site.

Routing TCP/IP, Volume II: CCIE Professional Development: CCIE Professional Development, 2nd Edition

By Jeff Doyle

Routing TCP/IP, Volume II: CCIE Professional Development, 2nd Edition

By Jeff Doyle

Understanding the Shortest Path First (SPF) Algorithm LiveLessons (Networking Talks)

By Jeff Doyle

Border Gateway Protocol (BGP) LiveLessons (Downloadable Video)

By Jeff Doyle

Routing TCP/IP, Volume 1, 2nd Edition

By Jeff Doyle, Jennifer DeHaven Carroll

Routing TCP/IP, Volume II (CCIE Professional Development)

By Jeff Doyle, Jennifer DeHaven Carroll