Audio was captured using “record_session” where it didn’t appear in the audio by “ear”.
“ftdm dump” displays details about the span I tell it to: -
span_id: 1
chan_id: 1
physical_span_id: 1
physical_chan_id: 1
physical_status: ok
physical_status_red: 0
physical_status_yellow: 0
physical_status_rai: 0
physical_status_blue: 0
physical_status_ais: 0
physical_status_general: 0
signaling_status: UP
type: B
state: DOWN
last_state: HANGUP_COMPLETE
txgain: 0.00
rxgain: 0.00
cid_date:
cid_name:
cid_num:
ani:
aniII:
dnis:
rdnis:
cause: NONE
session: (none)
etc…