early media

  1. krossh

    V20 3CX Not Responding to 183 Session Progress

    We recently upgraded some of our versions to V20 as the deadline is coming around next month. Has anyone else had any issues with 183 early media? Extension Dials (XXX) XXX-XXXX as 10 digit, This being a LD call should be dialed as 11. ---------V20---------- -Send SIP 183 Session Progress to...
    • krossh
    • Thread
    • 183 183 session progress early media media error
    • Replies: 11
    • Forum: US
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