There are many SIP Trunk providers that 'work' with OCS 207 R2 - some that are on the Microsoft OIP and some that are not. The goal of this blog will be to objectively compare the various providers from basic functionality to customer service...
Originally I had planned on writing a few 'How-To' articles on OCS and SIP Trunks here on my blog, but then the opportunity to do the writing for Microsoft on the same subject came along. I am happy to announce that my first TechNet posting can...