At our customer we have asterisk 11.22.0, which is connected with GSM GW Yeastar TG400. When employee place a call to mobile network and there is no answer, in Dialstatus we have NOANSWER, Hahgupcause 19, but in CDR field DISPOSITION is FAILED.
On GW GSM.Sip Response code for “no response” is 483.
We would like to have in CDR NOANSWER not FAILED.
PS: on asterisk Asterisk 13.7.0 everything is OK