Grandstream Networks UCM6510 IP PBX User Manual page 79

Verification
IAX Settings
Max Number of Calls
Require Call Token
Other Settings
SRTP
Fax Detection
Strategy
Skip Trunk Auth
Codec Preference
Firmware Version 1.0.0.25
VoIPon www.voipon.co.uk sales@voipon.co.uk Tel: +44 (0)1245 808195 Fax: +44 (0)1245 808299
If enabled, this would allow one-button voicemail access. By default this
option is disabled.
Configure the maximum number of calls allowed for each remote IP
address.
Configure to enable/disable requiring call token. If set to "Auto", it might
lock out users who depend on backward compatibility when peer
authentication credentials are shared between physical endpoints. The
default setting is "Yes".
Enable SRTP for the call. The default setting is "No".
Enable to detect Fax signal from the user/trunk during the call and send
the received Fax to the Email address configured for this extension. If no
Email address can be found for the user, send the received Fax to the
default Email address in Fax setting page under web GUI->PBX->Internal
Options->Fax/T.38.
Note:
If enabled, Fax Pass-through cannot be used.
This option controls how the extension can be used on devices within
different types of network.

Allow All
Device in any network can register this extension.

Local Subnet Only
Only the user in specific subnet can register this extension. Up to
three subnet addresses can be specified.

A Specific IP Address.
Only the device on the specific IP address can register this extension.
The default setting is "Allow All".
If enabled, users will not need enter the "PIN Set" required by the
outbound rule to make outbound calls. The default setting is "No".
Select audio and video codec for the extension. The available codecs are:
PCMU, PCMA, GSM, AAL2-G.726-32, G.722, G.729, G.723, ILBC,
ADPCM, LPC10, H.264, H.263 and H.263p. In the selected codec list,
users can click on UP or DOWN arrow to adjust the order for the codec
priority.
UCM6510 IP PBX User Manual Page 77 of 229