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P-334U/P-335U User’s Guide
Chapter 13 IPSec VPN 165
The following table describes the labels in this screen.
Table 55 SECURITY > VPN > SA Monitor
LABEL DESCRIPTION
# This is the security association index number.
Name This field displays the identification name for this VPN policy.
Encapsulation This field displays Tunnel or Transport mode.
IPSec Algorithm This field displays the security protocols used for an SA.
Both AH and ESP increase ZyXEL Device processing requirements and
communications latency (delay).
Refresh Click Refresh to display the current active VPN connection(s).
13.9 VPN Global Setting
Click SECURITY > VPN > Global Setting to open the VPN Global Setting screen. Use this
screen to change settings that apply to all of your VPN tunnels.
Figure 96 Security > VPN > Global Setting
The following table describes the labels in this screen.
Table 56 Security > VPN > Global Setting
LABEL DESCRIPTION
Windows Networking
(NetBIOS over TCP/IP)
NetBIOS (Network Basic Input/Output System) are TCP or UDP packets that
enable a computer to find other computers. It may sometimes be necessary
to allow NetBIOS packets to pass through VPN tunnels in order to allow local
computers to find computers on the remote network and vice versa.
Allow NetBIOS Traffic
Through IPSec Tunnel
Select this check box to send NetBIOS packets through the VPN connection.
Apply Click Apply to save your changes back to the ZyXEL Device.
Reset Click Reset to begin configuring this screen afresh.
13.10 Telecommuter VPN/IPSec Examples
The following examples show how multiple telecommuters can make VPN connections to a
single ZyXEL Device at headquarters. The telecommuters use IPSec routers with dynamic
WAN IP addresses. The ZyXEL Device at headquarters has a static public IP address.