2.2 Programming
12
Programming Guide
HTTP Settings
QSIG Connectionless Tunneling Settings
Others
Detailed Explanations
DHCP Server
When using the DHCP feature, the IP address settings of the card (IP address, subnet mask, and
default gateway) will be assigned by a DHCP server.
However, keep in mind that the maintenance of the card is performed through a web browser from a
PC; hence you must know the IP address of the card. Therefore, it is necessary to set up the DHCP
Parameter & Description
Default
Value Range
#
HTTP Port No.
Specifies the port number for HTTP communications by the
card.
Generally, there is no need to change the default value.
80
1 to 65535
Parameter & Description
Default
Value Range
#
QSIG Connectionless Tunneling Port No.
Specifies the port number for connectionless tunneling
between cards at different locations in a QSIG network.
Generally, there is no need to change the default value.
Notes
•
Connectionless tunneling enables the PBXs on a
QSIG network to use enhanced networking
features. (For more information about these
features, refer to the relevant sections of the Hybrid
IP-PBX documentation.)
•
If you are using a gatekeeper, and "
Routed
" is
(see "2.2.2 H.323 Parameters"), connectionless
tunneling is not possible. In this case, the PBX
cannot use the enhanced networking features.
1718
1 to 65535
Parameter & Description
Default
Value Range
#
LAN Disconnect Threshold Time (s)
Specifies the time (in seconds) until disconnection from the
LAN is recognized.
For example, even if a LAN cable is disconnected during a
call, reconnecting the cable within this time period maintains
the call.
5
1 to 10
