Link roundup for 6/29/07

R U there? Feds want presence systems, survey says - Network World — Results recently published from a Cisco funded study of federal telecommunications officials. Presence (“real-time notification and identification of employees”) ranked first in importance.

Plaxo’s Personal Card: Introducing an All-New Plaxo — The beta release of Plaxo’s new service includes bidirectional SyncML-based synchronization with a large number of applications and services.

Stay connected with IM and VoIP on Treo, Nokia and Linksys phones using Gizmo — Gizmo now supports multiprotocol instant messaging on Palm Treo and Nokia phones as well as VoIP calls on Nokia and Linksys phones.

How to Build an SMS Service — A new O’Reilly Shortcut on building SMS services ranging from prototypes to large consumer services by Brian Retford and Jordan Schwartz.