Tekelec today announced plans to incorporate the Siemens optiPoint family of SIP phones into its expanding portfolio of next-generation telephony offerings. With the combined Tekelec 6000 VoIP Applications Server and the Siemens optiPoint family of SIP phones, TeleSpectrum will benefit from a comprehensive suite of voice over IP (VoIP) telephony features, applications and phones. TeleSpectrum is a part of Telecommunicatie B.V.and is a reseller of telecom and data solutions based in the Netherlands.

Tekelec supports SIP, media gateway control protocol (MGCP), signaling connection control part (SCCP) and MiNet. With this announcement, they now supports 40 different integrated access devices and IP phone models.