Firmware Version 1.0.2.21 UCM6100 Series IP PBX User Manual Page 56 of 159
will be used.
Insecure
x Port: Allow peers matching by IP address
Allow peers matching by IP address without matching port
number. Also, authentication of incoming INVITE messages
required.
x No: Normal IP-based peers matc
hing and authentication of
incoming INVITE.
The default setting is "Port".
Enable Keep-alive
If enabled, empty SDP packet will be sent
to the SIP server periodically
to keep the NAT port open. The default setting is "Yes".
Keep-alive Frequency
Configure the Keep-alive interval (in seconds) to check if the host is up.
The default setting is 60 seconds.
Other Settings
SRTP Enable SRTP for the call. The default setting is disabled.
Fax Detection
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
GUI->PBX->Internal Options->Fax/T.38.
Note:
If enabled, Fax Pass-through cannot be used.
Strategy
This option controls how the extension can be used on devices within
different types of network.
x Allow All
Device in any network can register this extension.
x Local Subnet Only
Only the user in specific subnet can register this extension. Up to
three subnet addresses can be specified.
x A Specific IP Address
Only the device on the specific IP address can register this
extension.
The default setting is "Allow All".
Skip Trunk Auth
If enabled, users will not need enter the "PIN Set" required by the
outbound rule to make outbound calls. The default setting is "No".
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