ZyXEL Communications ZyXEL ZyWALL P1, Руководство пользователя

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ZyWALL P1 User’s Guide
146 Chapter 9 VPN Screens
Figure 58 VPN: Global Setting
The following table describes the labels in this screen.
9.11 Telecommuter VPN/IPSec Examples
The following examples show how multiple telecommuters can make VPN connections to a
single ZyWALL at headquarters. The telecommuters use IPSec routers with dynamic WAN IP
addresses. The ZyWALL at headquarters has a static public IP address.
Table 47 VPN: Global Setting
LABEL DESCRIPTION
Output Idle Timer Enter the time period (between 30 and 3600 seconds) to wait before the
ZyWALL checks the VPN connection to the remote IPSec router.
When traffic is sent to the remote IPSec route from which no reply is received
after the specified time period, the ZyWALL checks the VPN connectivity. If
the remote IPSec router does not reply with an acknowledgement, the
ZyWALL automatically disconnects the VPN tunnel.
Enter
0 to disable this feature.
Input Idle Timer Enter the time period (between 30 and 3600 seconds) to wait before the
ZyWALL checks the VPN connection to the remote IPSec router.
When no traffic is sent to and/or received from the remote IPSec router after
the specified time period, the ZyWALL sends checks the VPN connectivity. If
the remote IPSec router does not reply with an acknowledgement, the
ZyWALL automatically disconnects the VPN tunnel.
Enter
0 to diable this feature.
Gateway Domain Name
Update Timers
This field is applicable when you enter a domain name to identify the
ZyWALL and/or the remote secure gateway.
Enter the time period (between 30 and 3600 seconds) to wait before the
ZyWALL updates the domain name and IP address mapping through a DNS
server.
Enter
0 to disable this feature.
Apply Click Apply to save your changes back to the ZyWALL.
Reset Click Reset to begin configuring this screen afresh.