Unsupported Snom M9 possible fix for no incoming calls - 14IP

Unsupported Snom M9 possible fix for no incoming calls

Snom M9 isn’t support by XCast. But setting the Server Type on the device to TAHI seems to fix an incoming call issue.

http://wiki.snom.com/Snom_m9/Documentation/Online_Manual/Advanced_Identity_Configuration#Advanced_SIP(wiki link is broken)