DTMF is not working without twilio why?
# supporta
Aawez Khan
07/25/2025, 5:26 PMExample:- Getting an inbound call to vapi sip in that we are not able to collect dtmf
Can you provide me the solution for above case?
c
Chiranjeet Mishra
07/25/2025, 6:25 PMEnable RFC 2833, use symmetric RTP, restrict codecs to G.711 µ-law/A-law, and allowlist vapi IPs (44.229.228.186, 44.238.177.138, 172.31.9.106)
a
Aawez Khan
07/30/2025, 5:13 AMThis is already enable
Aawez Khan
07/30/2025, 5:16 AMPlease check the images and pcap file
We are sending dtmf to vapi but i dont know why its not collecting dtmf
https://cdn.discordapp.com/attachments/1398355658168078377/1399984060800958586/image001.jpg?ex=688afc42&is=6889aac2&hm=a95bfc2f67f28eaf03a8639bd5ecf279a8ece4a5383978e4e0aaabf5dc7610e6&
https://cdn.discordapp.com/attachments/1398355658168078377/1399984061132312598/image002.png?ex=688afc42&is=6889aac2&hm=2eaa7fd48fdea5de6cb7096d120261013fd3039c440a0f4727b4e68c7fb0e0a4&
https://cdn.discordapp.com/attachments/1398355658168078377/1399984061337829477/towards_vapi_808080_AWS2.pcap?ex=688afc42&is=6889aac2&hm=5df7a8d26e7dd361bb10e1af63f6c9b1710ef888b6ad0265555b356d4fffbd57&
Aawez Khan
07/30/2025, 7:52 AM@Kings_big💫 @User Please guide us on above
c
Chiranjeet Mishra
08/01/2025, 3:08 AMCould you also please provide the call id for the call that produced this PCAP file?
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