Learn more about the many features available to you from GTB and how to use them. If you need further assistance with configuring any of your features, call us at 877.Call.GTB (877.225.5482).

• Call Forwarding
  • Busy Call Forwarding
  • Unconditional Call Forwarding
  • Delayed Call Forwarding
  • Selective Call Forwarding
• Line Hunting
  • Regular/Sequential Hunting
  • Circular Hunting
• Automatic Recall
  • Two-stage process
• Automatic Callback
• Call Trace
• Caller ID Services
  • Calling Number Delivery
  • Calling Name Delivery
  • Caller ID Presentation
  • Caller ID Presentation - withold number by default
• Call Rejection
  • Selective Call Rejection
  • Anonymous Call Rejection
• Distintive Ring Call Waiting
• Voice Mail
• Three-Way Calling
• Call Waiting
  • Regular Call Waiting
  • Call Waiting with Caller ID
• Call Transfer
• Speed Calling
• Call Barring
• Account Codes
• Reminder Calls