UCM630X Series User Manual
Version 1.0.11.10
reachable, once they have received missed call notification on their phone, they
would mostly call back the number, if the option “Direct Callback” is enabled then
they will be directly bridged to user 2002 regardless of the configured inbound
destination.
Select audio and video codec for the VoIP trunk. The available codecs are: PCMU,
PCMA, GSM, AAL2-G.726-32, G.726, G.722, G.729, G.723, iLBC, ADPCM,
H.264, H.265, H.263, H.263p and VP8.
If checked, the invite message sent to trunks will contain PPI (P-Preferred-Identity)
Header.
If checked, the INVITE, 18x, and 200 SIP messages sent to trunks will contain P-
Asserted-Identity (PAI) header. It is not possible to send both PPI and PAI headers.
If enabled and "Send PAI Header" is disabled, PAI headers will be preserved as
calls pass through the UCM.
If checked, the INVITE sent to the trunk will contain the P-Access-Network-Info
header.
If checked, the "From" header in the outgoing INVITE message will be set to
anonymous.
Configure where to get the destination ID of an incoming SIP call, from SIP
Request-line or To-header. The default is set to "Request-line".
Configure the default DTMF mode when sending DTMF on this trunk.
• Default: The global setting of DTMF mode will be used. The global setting
for the DTMF Mode setting is under Web GUI→PBX Settings→SIP
Settings→ToS.
• RFC4733: Send DTMF using RFC4733.
• Info: Send DTMF using SIP INFO message.
• Inband: Send DTMF using inband audio. This requires a 64-bit codec, i.e.,
PCMU and PCMA.
Auto: Send DTMF using RFC4733 if offered. Otherwise, an inband is used.