BETHPAGE, N.Y. and LONDON -- Cablevision Systems Corp. today announced that Optimum Voice® SIP Trunking has been certified with the latest firmware release from 3CX. The pre-certified solution delivers high-quality, reliable communications for businesses that want to take advantage of a software-based Internet Protocol (IP) Private Branch Exchange (PBX) system while avoiding the costs of an analog gateway or traditional T-1 solution.

Optimum Voice SIP Trunking supplies Voice over IP (VoIP) access and key network-based telephony features to pre-certified IP-PBXs, simplifying configuration, reducing equipment costs for businesses, and improving the quality of voice service by providing an IP interface directly to the customer’s LAN. It is delivered through a converged voice and data network with 24/7 dedicated customer support and field service professionals. Optimum Voice SIP Trunking is pre-certified with an extensive group of technology partners, offering Optimum customers choice and flexibility in business telephone systems.

“With Optimum Voice SIP Trunking, small business customers can take advantage of advanced voice and data services without capacity constraints,” said Paul Strickland, vice president of SMB product management for Cablevision. “The certification of 3CX provides customers with access to sophisticated voice features, simplified configuration, reduced equipment costs and significant room to scale versus traditional business trunking solutions offered by the telephone company.”

Designed with the IT administrator in mind, 3CX Phone System is an easy-to-manage and affordable communications platform that enables seamless productivity for SMBs as it works with all standard SIP phones.

Cablevision Systems Corp. (NYSE: CVC)