Table 57: Sip Peer Trunk Configuration Parameters - Grandstream Networks UCM630 Series User Manual

Enable Heartbeat If enabled, the UCM630X will regularly send SIP OPTIONS to the device to check
Detection if the device is still online. The default setting is "No".
When "Enable Heartbeat Detection" option is set to "Yes", configure the interval
Heartbeat Frequency (in seconds) of the SIP OPTIONS message sent to the device to check if the device
is still online. The default setting is 60 seconds.
The Maximum The maximum number of concurrent calls using the trunk. The default settings 0,
Number of Call Lines which means no limit.
Packet Loss Configure to enable Packet Loss Retransmission.
Retransmission
Audio FEC Configure to enable Forward Error Correction (FEC) for audio.
Video FEC Configure to enable Forward Error Correction (FEC) for video.
FECC Configure to enable Far-end Camera Control
SRTP Enable SRTP for the VoIP trunk. The default setting is "No".
CC Settings
If enabled, the system will automatically alert the user when a called party is
Enable CC
available, given that a previous call to that party failed for some reason.
Configure the maximum number of CCSS agents which may be allocated for this
CC Max Agents channel. In other words, this number serves as the maximum number of CC
requests this channel is allowed to make. The minimum value is 1.
Configure the maximum number of monitor structures which may be created for
CC Max Monitors this device. In other words, this number tells how many callers may request CC
services for a specific device at one time. The minimum value is 1.
Basic Settings
Configure a unique label to identify this trunk when listed in outbound rules,
Provider Name
inbound rules and etc.
Configure the IP address or URL for the VoIP provider's server of the trunk.
Host Name
Enable automatic recording for the calls using this trunk (for SIP trunk only). The
Auto Record default setting is disabled. The recording files can be accessed under Web
GUICDRRecording Files.

RFC4733: Send DTMF using RFC4733.

Info: Send DTMF using SIP INFO message.

Inband: Send DTMF using inband audio. This requires 64-bit codec, i.e.,
PCMU and PCMA.

Auto: Send DTMF using RFC4733 if offered. Otherwise, inband will be
used.

Table 57: SIP Peer Trunk Configuration Parameters

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