According to a recent report from Infonetics Research, enterprise session border controllers (eSBC) are expected to grow significantly over the next few years. From 2012 to 2017, the market is expected to grow 17 percent annually. Cisco, which was the market leader a year ago, remains the market leader in 2013.

An October 2012 report the company compiled found that Cisco had gained the largest share of the eSBC market with 26 percent of total revenue. In the first half of 2012, global revenue was $82.5 million and expected to grow to $430 million by 2016.

Acme Packet had the second-highest market share in terms of revenue to Cisco