Grandstream UCM6510 User Manual User Manual

Page 167

Firmware Version 1.0.2.5

UCM6510 IP PBX User Manual

Page 166 of 313

For example, "trunk.UCM6510.provider.com" is the From Domain in From

From User

Configure the actual user name of the extension. This can be used to

override the From Header. There are cases where there is a single ID for

registration (single trunk) with multiple DIDs.

For example, "1234567" is the From User in From Header:

Send PPI Header

If enabled, the SIP INVITE message sent to the trunk will contain PPI

(P-Preferred-Identity) header. The default setting is “No”.

Note:

“Send PPI Header” and “Send PAI Header” cannot be enabled at the

same time. Only one of the two headers is allowed to be contained in the

SIP INVITE message.

Send PAI Header

If enabled, the SIP INVITE message sent to the trunk will contain PAI

(P-Asserted-Identity) header. The default setting is “No”.

Note:

“Send PPI Header” and “Send PAI Header” cannot be enabled at the

same time. Only one of the two headers is allowed to be contained in the

SIP INVITE message.

Outbound Proxy Support

Select to enable outbound proxy in this trunk. The default setting is "No".

Outbound Proxy

When outbound proxy support is enabled, enter the IP address or URL of

the outbound proxy.

DID Mode

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".

DTMF Mode

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 DTMF Mode setting is under web UI->PBX->SIP

Settings->ToS.

• RFC2833: Send DTMF using RFC2833.
• 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 RFC2833 if offered. Otherwise, inband will

be used.

Enable Qualify

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".

Qualify Timeout

When "Enable Qualify" option is set to "Yes", configure the timeout (in ms)