Atm Zakaria Swapan: 1 book
by Christina Hattingh, Darryl Sladden, ATM Zakaria Swapan
Language: English
Release Date: February 18, 2010
Language: English
Release Date: February 18, 2010
The first complete guide to planning, evaluating, and implementing high-value SIP trunking solutions Most large enterprises have switched to IP telephony, and service provider backbone networks have largely converted to VoIP transport. But there’s a key missing link: most businesses still connect...
