| Configuring Account Settings |
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Parameter
Description
Configuration Method
Rport
Enable or disable the RPORT
feature on the device.
When the VCS is behind a NAT
device, you can enable this
feature for the port traversal with
the SIP sever.
Default
: Off.
The Rport feature need the
support of the SIP server. For
Web user interface
Configuring SIP IP Call
You can use SIP protocol to establish IP calls. IP call means you dial the IP address of the far site instead of the
account.
Procedure
1.
Do one of the following:
• On your web user interface, go to
Account
>
SIP IP Call
.
• On your VCS, go to
More
>
Setting
>
Advanced
>
SIP IP Call
.
On your VP59, tap
Setting
>
Advanced
>
SIP IP Call
.
• On your CTP20, tap
Setting
>
Advanced
>
SIP IP Call
.
2.
Configure and save the following settings:
Parameter
Description
Configuration Method
SIP IP Call
Enable or disable the SIP IP
Call.
Default
: On.
Note
: When it
is set to On on both sites, the
system can call the far site by
dialing an IP address directly.
Web user interface
Endpoint
CTP20
Transport
Specify the type of transport
protocol for the SIP IP call.
The supported protocols are as
follows:
•
UDP—
it provides the
best transmission for SIP
signaling.
•
TCP
—it provides a reliable
transmission for SIP
signaling.
Default
: TCP.
Web user interface
Endpoint
CTP20