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ATA Voice Field Reference
Trunk Group page (SPA8000)
ATA Administration Guide 188
B
Voice tab > Trunk Group page >
Dial Plan section
Voice tab > Trunk Group page >
NAT Settings section
Field Description
Dial Plan Dial plan script for this trunk.
NOTE: The trunk SUA will also apply the Trunk Dial Plan on
the number before sending out INVITE to the ITSP. This
Trunk Dial Plan typically is redundant since the trunk should
trust the number sent by the Line SUA. By default the trunk
dial plan allows any non-empty number: ([*#0-9A-
D][*#0-9A-D].)
NAT Mapping
Enable
To use externally mapped IP addresses and SIP/RTP ports
in SIP messages, select yes. Otherwise, select no.
The default is no.
NAT Keep Alive
Enable
To send the configured NAT keep alive message
periodically, select yes. Otherwise, select no.
The default is no.
NAT Keep Alive
Msg
Enter the keep alive message that should be sent
periodically to maintain the current NAT mapping. If the
value is $NOTIFY, a NOTIFY message is sent. If the value is
$REGISTER, a REGISTER message without contact is sent.
The default is $NOTIFY.
NAT Keep Alive
Dest
Destination that should receive NAT keep alive messages.
If the value is $PROXY, the messages are sent to the
current proxy server or outbound proxy server.
The default is $PROXY.