Table 55: Sip Peer Trunk Configuration Parameters - Grandstream Networks UCM6206 User Manual

Maximum Number of The maximum number of concurrent calls using the trunk. The default settings 0,
Call Lines which means no limit.
Select Fax mode. The default setting is "None".
•
•
Fax Mode
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.
Host Name Configure the IP address or URL for the VoIP provider's server of the trunk.
Configure the SIP transport protocol to be used in this trunk. The default setting is
"All - UDP Primary".
•
•
•
•
Transport
•
•
Keep the CID from the inbound call when dialing out, this setting will override "Keep
Keep Original CID Trunk CID" option. Please make sure that the peer PBX at the other side supports
to match user entry using "username" field from authentication line.
None: Disable Fax.
Fax Detect: Fax signal from the user/trunk during the call can be detected and
the received Fax will be sent to the Email address configured for this
extension. If no Email address can be found for the user, the Fax will be sent
to the default Email address configured in Fax setting page under web UI-
>PBX->Internal Options->Fax/T.38.

Table 55: SIP Peer Trunk Configuration Parameters

UDP Only
TCP Only
TLS Only
All - UDP Primary: UDP is the primary transport protocol when all the other
SIP transport methods are available too.
All - TCP Primary: TCP is the primary transport protocol when all the other SIP
transport methods are available too.
All – TLS Primary: TLS is the primary transport protocol when all the other SIP
transport methods are available too.
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