Article ID:3824745

Problem: VIP Portal - User Extension Overlaps with a System Feature

Written By Jexter Reyes (Administrator)

Updated at May 20th, 2026

Symptoms

  • User extension conflicts with a system feature
     

Procedure

  • Verify the extension is not in the reserved list

    EXAMPLE: 911, 933, 999, 9000–9999, 5000/5001

     
  • Confirm call flows (queues/auto attendants/conferences) use 8500–8999, and call parks use 9000–9999.
     

Escalation Information

Escalation Information: SD1

If you need additional assistance, contact Crexendo Support at 855-211-2255 or email us at support@crexendo.com

 

Change Log

Date Description
Mar 21, 2026 Article revamped