SANTA CLARA, Calif. -- Ingate® Systems (www.ingate.com), which produces and sells the world's only fully Session Initiation Protocol (SIP)-capable enterprise firewalls, is moving steadily toward its goal of total interoperability within the SIP community. The company is aggressively driving interoperability testing with the world's leading technology manufacturers, and today announces successful interoperability with a long list of the industry's foremost server, gateway and client vendors for the enterprise.

"Interoperability has been a critical issue for manufacturers of SIP-based products and services. Ingate's commitment to total interoperability -- and the successful completion of testing with the most recognized telecommunications vendors -- ensures a seamless enterprise migration to SIP-based communications for any business, of any size," said Olle Westerberg, Chief Executive Officer, Ingate Systems.

Ingate has successfully completed interoperability testing with the following vendors:

Server Vendors:

Client Vendors:

Gateway Vendors:

"Total interoperability means our customers can be confident that their existing infrastructure, as well as all future purchases, will work seamlessly with their Ingate Firewall® or Ingate SIParator®," said Janne Magnusson, Director Operations, Ingate Systems. "We will continue to drive interoperability testing with the world's leading manufacturers to maintain this gold standard of integration."

Ingate Systems AB