what possible dtmf error i should be looking into? i have a test call from the other day that shows non-codec capabilities
21431 [2021-03-17 00:10:08] VERBOSE[1909] chan_sip.c: — (20 headers 20 lines) —
21432 [2021-03-17 00:10:08] VERBOSE[1909] chan_sip.c: Sending to XXXXXXXX:x (NAT)
21433 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Sending to XXXXXX:x (NAT)
21434 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Using INVITE request as basis request [email protected]
21435 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found peer ‘x’ for ‘+anonymous’ from x.x.x.x
21436 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] netsock2.c: Using SIP RTP TOS bits 184
21437 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] netsock2.c: Using SIP RTP CoS mark 5
21438 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 8
21439 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 0
21440 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 18
21441 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 110
21442 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 117
21443 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 119
21444 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 3
21445 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found RTP audio format 101
21446 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format PCMA for ID 8
21447 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format PCMU for ID 0
21448 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format G729 for ID 18
21449 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format speex for ID 110
21450 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format speex for ID 117
21451 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format speex for ID 119
21452 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format GSM for ID 3
21453 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Found audio description format telephone-event for ID 101
21454 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Capabilities: us - (alaw|ulaw), peer - audio=(ulaw|gsm|alaw|g729|speex|speex16|speex32)/video=(nothing)/text=(nothing), combined - (alaw|ulaw)
21455 [2021-03-17 00:10:08] VERBOSE[1909][C-0000000e] chan_sip.c: Non-codec capabilities (dtmf): us - 0x1 (telephone-event|), peer - 0x1 (telephone-event|), combined - 0x1 (telephone-event|)