Grandstream Networks UCM6510 User Manual page 171

Codec Preference
DID Mode
DTMF Mode
Enable Qualify
Qualify Timeout
Qualify Frequency
Maximum Number of Call Lines
Fax Mode
SRTP
Sync LDAP Enable
Sync LDAP Password
Firmware Version 1.0.2.5
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, A DPCM, H.264, H.263, H.263p.
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
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setting for DTMF Mode setting is under web UI-­>PBX-­>SIP
Settings-­>ToS.
RFC2833: Send DTMF using RFC2833.
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Info: Send DTMF using SIP INFO message.
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Inband: Send DTMF using inband audio. This requires 64 bit codec,
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i.e., PCMU and PCMA.
Auto: Send DTMF using RFC2833 if offered. Otherwise, inband will
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be used.
If enabled, the UCM6510 will regularly send SIP OPTIONS to the device
to check if the device is still online. The default setting is "No".
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.
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.
The maximum number of concurrent calls using the trunk. The default
settings 0, which means no limite.
Select Fax mode. The default setting is "None".
None: Disable Fax.
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Fax Detect: Fax signal from the user/trunk during the call can be
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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.
Enable SRTP for the VoIP trunk. The default setting is "No".
If enabled, the local UCM6510 will automatically provide and update the
local LDAP contacts to the remote UCM6510 SIP peer trunk. In order to
ensure successful synchronization, the remote UCM6510 peer also
needs to enable this option on the SIP peer trunk. The default setting is
"No".
This is the password used for LDAP contact file encryption and decryption
UCM6510 IP PBX User Manual Page 170 of 317