P-334U/P-335U User’s Guide

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 (Network Basic Input/Output System) are TCP or UDP packets that

(NetBIOS over TCP/IP)

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

Select this check box to send NetBIOS packets through the VPN connection.

Through IPSec Tunnel

 

 

 

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.

Chapter 13 IPSec VPN

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