Just for the last update and closing this ticket, the issue was related to my ends that they sent the wrong Rseq number. Also, the issue of FPBX that it did not send PRACK response to the first B party has been resolved by enabling
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Just for the last update and closing this ticket, the issue was related to my ends that they sent the wrong Rseq number. Also, the issue of FPBX that it did not send PRACK response to the first B party has been resolved by enabling
Rewrite Contact
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