Grandstream UCM6100 User Manual for 1.0.9.25 - Manual (Page 162)

Firmware Version 1.0.9.25 UCM6100 Series IP PBX User Manual Page 161 of 303
Table 55: IAX Peer Trunk Configuration Parameters
Basic Settings
Provider Name
Configure a unique label to identify this trunk when listed in outbound
rules, inbound rules and etc.
Host Name
Configure the IP address or URL for the VoIP provider’s server of the
trunk.
Keep Trunk CID
If enabled, the trunk CID will not be overridden by extension's CID when
the extension has CID configured. The default setting is "No".
Disable This Trunk If selected, the trunk will be disabled.
Caller ID
Configure the Caller ID. This is the number that the trunk will try to use
when making outbound calls. For some providers, it might not be possible
to set the CallerID with this option and this option will be ignored.
When making outgoing calls, the following rules are used to determine
which CallerID will be used if they exist:
• The CallerID configured for the extension will be looked up first.
• If no CallerID configured for the extension, the CallerID configured for
the trunk will be used.
• If the above two are missing, the "Global Outbound CID" defined in
Web GUI->PBX->Internal Options->General will be used.
CallerID Name
Configure the name of the caller to be displayed when the extension has
no CallerID Name configured.
Advanced Settings
Codec Preference
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.263, H.263p.
Enable Qualify
If enabled, the UCM6100 will regularly send SIP OPTIONS to the device
to check if the device is still online. The default setting is "No".
Qualify Timeout
When "Enable Qualify" option is set to "Yes", configure the timeout (in ms)
for the Qualify SIP message. If no response is received within the timeout,
the device is considered offline. The default setting is 1000ms.
Qualify Frequency
When "Enable Qualify" option is set to "Yes", configure the interval (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.
Maximum Number of Call Lines
The maximum number of concurrent calls using the trunk. The default
settings 0, which means no limited.
Fax Mode
Select Fax mode. The default setting is “None”.
• None: Disable Fax.
• Fax Detect: Fax signal from the user/trunk during the call can be