ZyXEL Communications ZyWall USG 50-H Series, User Manual

Page: 169 / 704

Chapter 8 Interface
ZyWALL USG 50-H User’s Guide
169
Description Enter a description of this interface. It is not used elsewhere. You can use
alphanumeric and
()+/:=?!*#@$_%-
characters, and it can be up to 60
characters long.
Connectivity
Nailed-Up Select this if the PPPoE/PPTP connection should always be up. Clear this to
have the ZyWALL to establish the PPPoE/PPTP connection only when there is
traffic. You might not nail up the connection if there is little traffic through the
interface or if it costs money to keep the connection available.
Idle timeout This value specifies the time in seconds that elapses before the ZyWALL
automatically disconnects from the PPPoE server.
ISP Setting
Protocol Select the protocol that your ISP uses for the account. Options are:
pppoe - This ISP account uses the PPPoE protocol.
pptp - This ISP account uses the PPTP protocol.
Authentication
Type Use the drop-down list box to select an authentication protocol for outgoing
calls. Options are:
CHAP/PAP - Your ZyWALL accepts either CHAP or PAP when requested by
this remote node.
CHAP - Your ZyWALL accepts CHAP only.
PAP - Your ZyWALL accepts PAP only.
MSCHAP - Your ZyWALL accepts MSCHAP only.
MSCHAP-V2 - Your ZyWALL accepts MSCHAP-V2 only.
User Name This field is read-only. It displays the user name for the ISP account.
Password ,/
Retype to
Confirm Type your password. Then re- to make sure that you have entered is correctly.
Service Name This field is optional. It displays the PPPoE service name specified in the ISP
account. This field is blank if the ISP account uses PPTP.
Server IP Type the IP address of the PPTP server.
Encryption
Method Select the type of encryption the ISP uses for the PPTP account. nomppe
applies no encryption.
Connection ID Specify the connection ID for the PPTP account.
Compression Select On to turn on stac compression, and select Off to turn off stac
compression. Stac compression is a data compression technique capable of
compressing data by a factor of about four.
IP Address
Assignment
Get
Automatically Select this if this interface is a DHCP client. In this case, the DHCP server
configures the IP address automatically. The subnet mask and gateway are
always defined automatically in PPPoE/PPTP interfaces.
Use Fixed IP
Address Select this if you want to specify the IP address manually.
IP Address This field is enabled if you select Use Fixed IP Address .
Enter the IP address for this interface.
Metric Enter the priority of the gateway (the ISP) on this interface. The ZyWALL
decides which gateway to use based on this priority. The lower the number, the
higher the priority. If two or more gateways have the same priority, the ZyWALL
uses the one that was configured first.
Table 51 Network > Interface > PPP > Edit > Configuration (continued)
LABEL DESCRIPTION