User Manual

P a g e | 125
UCM6200 Series User Manual
Version 1.0.15.16
TEL URI
If the phone has an assigned PSTN telephone number, this field should be set to
“User=Phone”. “User=Phone” parameter will be attached to the Request-Line and
“TO” header in the SIP request to indicate the E.164 number. If set to “Enable”, “Tel”
will be used instead of “SIP” in the SIP request.
Alert-Info
When present in an INVITE request, the alert-Info header field specifies and
alternative ring tone to the UAS.
Enable T.38
UDPTL
Enable or disable T.38 UDPTL support.
SRTP
Enable SRTP for the call. The default setting is disabled.
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 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 GUICall
FeaturesFax/T.38.
Fax To Email
• Yes – Allow Fax to Email for this extension. Faxes will be sent to the user’s
email address configured in the extension’s Basic Settings.
• No – Do not send any faxes to the user’s email address configured in the
extension’s Basic Settings.
Strategy
This option controls how the extension can be used on devices within different types
of network. The default setting is "Allow All".
• 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.
Codec Preference
Select audio and video codec for the extension. 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 and VP8.
Table 33: SIP Extension Configuration ParametersFeatures
Call Transfer
Presence Status
Select which presence status to set for the extension and configure call forward
conditions for each status. Six possible options are possible: “Available”, “Away”,
“Chat”, “Custom”, “DND” and “Unavailable”. More details at [PRESENCE].