5.9.3 Installing SIP Phones at a Remote Site
The port number for NTP that the KX-NS1000 uses is fixed to 123.
For information about configuring port forwarding on the router, refer to the documentation of the router.
Installing KX-UT series SIP phones at a remote site
There are 2 methods to install KX-UT series SIP phones at a remote site:
Set up KX-UT series SIP phones at the main site using the KX-NS1000, and then send them to the remote
Set up KX-UT series SIP phones without connecting them to the KX-NS1000 at the main site, and then
send them to the remote site.
Setting up KX-UT series SIP phones at the main site, and then sending them to remote site
Register the KX-UT series SIP phone. For details, refer to "5.9.1 Registering IP Telephones".
Programme the settings for the KX-UT series SIP phones.
Click Setup ® PBX Configuration ® Configuration ® Slot.
Click Virtual ® V-UTEXT32.
Move the mouse pointer over the V-UTEXT32 card (Virtual UT Extension Card).
A menu will be shown under the mouse pointer.
Click Port Property.
Click Remote Place tab.
Configure the items shown below.
Select a protocol (HTTP/HTTPS) for Protocol for Remote SIP-MLT.
When a SIP phone at remote site uses the internet to communicate with a KX-NS1000, use
the HTTPS protocol for security. If the connection is on VPN and protected, you may use the
Change the value to Remote (SBC) for Phone Location.
Unplug the AC adaptor of the KX-UT series SIP phone, and then plug it in again to reboot the KX-UT series
SIP phone manually.
The KX-UT series SIP phone will download settings automatically.
After downloading the setting information for the remote site, the KX-UT series SIP phone will not
connect to the KX-NS1000 if it is connected to the LAN at the main site. After some time, the
KX-UT series SIP phone will display "9002: Connection Failed".
Depending on the settings of your router, the KX-UT series SIP phone may connect to the PBX. In
such cases, proceed to step 4.
Send the KX-UT series SIP phone to the remote site and connect it to the LAN in the remote site.
The KX-UT series SIP phone is already registered to the KX-NS1000 and programmed with the remote
site configuration. There is no operation required for the KX-UT series SIP phone at the remote site.
LAN Side Port Number
WAN Side Port Number
NAT - NTP Server Port No.
(Use the same value as in step 5 of
"Programming the KX-NS1000".)