Fifty Vendors Complete SIP Interoperability Test Round

Fifty companies participated in the 12th SIP Interoperability Test event held from 24-28 February 2003 in Stockholm, Sweden. The event was organized by the SIP Forum in co-operation with Hotsip AB, Cisco Systems, Tele2, and Intertex. The next SIPit test event will be hosted by Mitel Networks in August in Kanata, Canada.
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