Sony IPELA PCS-XL55 Operating Instructions Manual page 68

Off: Does not use a fixed IP address for a
PPPoE connection.
On: Uses a fixed IP address for a PPPoE
connection.
Fixed IP Address for PPPoE
Enter an IP address when "Fixed IP for
PPPoE" is set to "On".
DNS
Allows you to select whether to obtain DNS
server addresses automatically or to specify
them manually when connecting to a LAN
using PPPoE.
Obtain automatically: Assigns DNS server
addresses automatically.
Specify: Allows you to specify DNS server
addresses.
Primary DNS
Enter a primary DNS address.
Secondary DNS
Enter a secondary DNS address.
LAN
NAT Setup
NAT Mode
Allows you to select whether you connect
the system to a local network using Network
Address Translation (NAT), which allows
one IP address to be shared by several
computers on the same LAN.
Auto: Enables or disables the NAT mode by
automatically detecting the use of NAT.
This option is effective only when you
use the UPnP router.
On: Enables NAT mode.
Off: Disables NAT mode.
WAN IP Address
Enter the IP address for the Wide Area
Network (WAN).
LAN
Gatekeeper
Note
When "Internet Protocol" is set to "IPv4/IPv6"
in the Administrator setup menu, configure the
settings in the "Gatekeeper: IPv6" screen.
68
Registering Local Information
Gatekeeper Mode
Allows you to select whether to use the
gatekeeper to control access to a LAN.
Using the gatekeeper allows you to dial
using the user name or user number as well
as dialing using the IP address.
Auto: Automatically detects the gatekeeper
and uses it.
On: Enables the gatekeeper.
Off: Disables the gatekeeper.
Gatekeeper Address
Enter the address of the gatekeeper used
when "Gatekeeper Mode" is set to "On".
User Alias
Enter the user name (H.323 alias) registered
in the gatekeeper.
User Number
Enter the user number (E.164 number)
registered in the gatekeeper.
H.460
Allows you to select whether to use H.460 to
traverse firewalls and connect to the
terminals on other networks.
On: Enables connection that traverses
H.460 standard firewalls.
Off: Disables connection that traverses
firewalls.
LAN
Gatekeeper: IPv6
Note
This appears when "Internet Protocol" is set to
"IPv4/IPv6" in the Administrator setup menu.
Gatekeeper Mode
Allows you to select whether to use the
gatekeeper to control access to a LAN.
Using the gatekeeper allows you to dial
using the user name or user number as well
as dialing using the IP address.
Auto: Automatically detects the gatekeeper
and uses it.
On: Enables the gatekeeper.
Off: Disables the gatekeeper.
Gatekeeper Address
Enter the address of the gatekeeper used
when "Gatekeeper Mode" is set to "On".