With Vonage, the pioneering Internet phone service, cast into doubt by an unfavorable ruling in a patent infringement lawsuit, this is a good time to look at other options for Internet business calls. In my story this week for the New York Times, I review the various small-business options for VOIP and IP PBX service.

You might also want to read a recent review of Linksys’ IP PBX device in Computerworld here.