* What's hot in WANs in 2008?
* IMS success depends on combining services with applications
* TCP/IP, technology evolution, and telcos
* Reader questions legal landmine and proprietary nature of AT&T's IMS VoIP
* TCP/IP’s eventful journey to become the de facto networking standard
* AT&T targets cable triple-play services by adding VoIP to wired, wireless services
* Vint Cerf responds to our discussion on 25 years of TCP/IP
* IBM updates Sametime, deepens relationship with Cisco, Nortel and others
* TCP/IP: Connection-oriented vs. connectionless
* Two articles on VoIP management and how to cancel the amount of echo in VoIP systems