SIP (Session Initiation Protocol) Trunking

Cost Savings with Your Existing PBX

Picture of Linksys SPA-8000

The benefit of SIP Trunking is that it uses your existing PBX yet brings significant cost savings for your local and long-distance calling.

You keep all of the features and functionality of your existing PBX. GLOBALINX® simply ports your current numbers or provides you new phone numbers (DID/Trunks) for you to save money on your local and long distance calls. It’s that easy!

SIP Trunking Benefits

  • Easy transition to VoIP
    Enjoy the cost savings of VoIP while preserving your capital investment in your existing system.
  • GLOBALINX® provides 911 and basic feature set
  • Extension Dialing, Music on Hold, and other services are provided by your existing PBX. There is no need to learn a new system!
  • IAD (integrated access device) may be required to be put between your PBX and our service. (With an existing IP PBX no equipment may be needed.)

Other Features:

  • Three-way conferencing
  • Unlimited free GLOBALINX®-to-GLOBALINX® calling anywhere in the world
  • Caller ID, Call Waiting, Call Forwarding, 3 Way Calling, Caller ID Blocking, Call Return, Call Waiting Disable, and DND (Do Not Disturb)+*
  • Automatic call forwarding
  • Online, monthly billing statement
  • Direct Inward Dial (DID) with any desired area code available

Number portability available in most parts of the country.
+ PBX dependent / * Caller name is carrier dependent

How It Works

Diagram showing how SIP Trunking works.