ZyXEL Communications P-3202HN-Ba, Руководство пользователя

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Chapter 6 WAN
IAD User’s Guide
58
First DNS Server
Second DNS
Server
Third DNS Server
Select FromISP if your ISP dynamically assigns DNS server
information (and the IAD's WAN IP address) and you select Obtain
an IP Address Automatically.
Select UserDefined if you have the IP address of a DNS server. Enter
the DNS server's IP address in the field to the right.
If you chose
UserDefined, but leave the IP address set to 0.0.0.0, UserDefined
changes to None after you click Apply. If you set a second choice to
UserDefined, and enter the same IP address, the second
UserDefined changes to None after you click Apply.
Select None if you do not want to configure DNS servers. You must
have another DNS server on your LAN, or else the computers must
have their DNS server addresses manually configured. If you do not
configure a DNS server, you must know the IP address of a computer
in order to access it.
Connection
Nailed-Up
Connection
Select Nailed-Up Connection when you want your connection up all
the time. The IAD will try to bring up the connection automatically if it
is disconnected.
Connection
Demand Select Connection Demand when you don't want the connection up
all the time and specify an idle time-out in the Max Idle Timeout
field.
Max Idle Timeout Specify an idle time-out in the Max Idle Timeout field when you
select Connection Demand . The default setting is 0, which means
the Internet session will not timeout.
Apply Click Apply to save the changes.
Cancel Click Cancel to begin configuring this screen afresh.
Table 8 Internet Access Setup (continued)
LABEL DESCRIPTION