The Basics of SIP Trunking

With VoIP and UC gaining traction, SIP trunks are all the rage – but what are them critters?

By  VoipPlanet.com Staff | Jul 12, 2010
Print ArticleEmail Article
  • Share on Facebook
  • Share on Twitter
  • Share on LinkedIn

"TDM trunks have long served to connect corporate PBXs to the public switched telephone network (PSTN). But with more companies moving to VoIP, SIP trunking has become an increasingly popular technology companies can use to simplify their network architecture and save money," writes IDG News Service reporter Brad Reed on Computerworld.

"Just what is SIP trunking?" Reed asks.

"Let's take it one part at a time. SIP refers to Session Initiation Protocol, the standard developed in the 1990s by the Internet Engineering Task Force that is used to set up and terminate VoIP calls and generate dial tone. A SIP trunk, then, is a broadband Internet link that utilizes SIP to connect a company's IP-based PBX to an Internet telephone service provider (ITSP)," Reed explains.

Click the link below to read the full article:
SIP trunking: A primer

- -

Comment and Contribute
(Maximum characters: 1200). You have
characters left.
Get the Latest Scoop with Enterprise Networking Planet Newsletter
Helpful Links

  • Yankee Group Mobile WAN Optimization Report

    Mobile work continues to evolve. Your organization must keep up with the demands of its mobile workforce. This report introduces the concept of mobile WAN optimization and provides three case studies including RCM, PRTM and Einstein that highlight how this emerging technology can help IT departments achieve what previously appeared to be conflicting goals. Read >

  • Network Security Resources

    More threats than ever before pose a danger to today's enterprise network. Get the latest tips and intel on the newest risks in our guide to network security resources. Read >

  • Extreme Savings: Cutting Costs with WAN Optimization

    Did you know it's possible to cut IT costs without impacting day-to-day IT operations? In fact, when you download this whitepaper from Riverbed on cost-savings through WAN optimization, you'll discover how businesses of all different sizes have realized a return on investment in just a few months through significant hard cost savings in areas such as bandwidth reduction and IT consolidation. It's called Extreme Savings and its only from Riverbed. Read >