EarthLink Secures Latest Toshiba IPedge PBX Certification, Expanding Voice Feature Options for Customers

ATLANTA, GA — March 18, 2014 — EarthLink Holding Corp. (NASDAQ: ELNK), a leading IT and communications provider, and Toshiba America Information Systems Inc., Telecommunication Systems Division, today announced the interoperability certification of EarthLink Complete Voice SIP Trunking services with Toshiba's IPedge® business telephone systems. EarthLink Complete Voice SIP Trunking services are now available from Authorized Toshiba Dealers nationwide. EarthLink began supporting SIP trunk configurations utilizing the Toshiba IPedge IP business telephone system in 2013.

"By earning the latest Toshiba certifications, EarthLink continues to keep pace with noteworthy releases that benefit customers by providing maximum flexibility in their choice of voice solutions," said Thomas Hobika, Senior Vice President of IT Services. "Users of Toshiba's IPedge business telephone systems can now utilize EarthLink's Complete Voice SIP Trunking as their SIP service provider."

According to Mark Carpenter, Vice President of Technology and Product Management for Toshiba America Information Systems Inc., Telecommunication Systems Division, "Certification of Toshiba's IPedge with EarthLink's SIP Trunking services provides enterprises the interoperability of Toshiba's feature-rich IPedge IP business telephone system with a high-quality, enhanced SIP trunking solution. Authorized Toshiba Dealers can now offer their Toshiba IPedge customers EarthLink's cost-effective, simple-to–deploy, and easily managed SIP trunking service as part of their enterprise telephony systems."