Chapter 18 VPN Screens

Table 96 Edit VPN Policies

LABEL

DESCRIPTION

IPSec Key Mode

Select IKE or Manual from the drop-down list box. IKE provides more protection

 

so it is generally recommended. Manual is a useful option for troubleshooting if

 

you have problems using IKE key management.

 

 

Negotiation Mode

Select Main or Aggressive from the drop-down list box. Multiple SAs connecting

 

through a secure gateway must have the same negotiation mode.

 

 

Encapsulation

Select Tunnel mode or Transport mode from the drop-down list box.

Mode

 

 

 

DNS Server (for

If there is a private DNS server that services the VPN, type its IP address here.

IPSec VPN)

The ZyXEL Device assigns this additional DNS server to the ZyXEL Device's

 

DHCP clients that have IP addresses in this IPSec rule's range of local

 

addresses.

 

A DNS server allows clients on the VPN to find other computers and servers on

 

the VPN by their (private) domain names.

 

 

Local

Specify the IP addresses of the devices behind the ZyXEL Device that can use

 

the VPN tunnel. The local IP addresses must correspond to the remote IPSec

 

router's configured remote IP addresses.

 

Two active SAs cannot have the local and remote IP address(es) both the same.

 

Two active SAs can have the same local or remote IP address, but not both. You

 

can configure multiple SAs between the same local and remote IP addresses, as

 

long as only one is active at any time.

 

 

Local Address

Use the drop-down menu to choose Single, Range, or Subnet. Select Single for

Type

a single IP address. Select Range for a specific range of IP addresses. Select

 

Subnet to specify IP addresses on a network by their subnet mask.

 

 

IP Address Start

When the Local Address Type field is configured to Single, enter a (static) IP

 

address on the LAN behind your ZyXEL Device. When the Local Address Type

 

field is configured to Range, enter the beginning (static) IP address, in a range of

 

computers on your LAN behind your ZyXEL Device. When the Local Address

 

Type field is configured to Subnet, this is a (static) IP address on the LAN behind

 

your ZyXEL Device.

 

 

End / Subnet Mask

When the Local Address Type field is configured to Single, this field is N/A.

 

When the Local Address Type field is configured to Range, enter the end

 

(static) IP address, in a range of computers on the LAN behind your ZyXEL

 

Device. When the Local Address Type field is configured to Subnet, this is a

 

subnet mask on the LAN behind your ZyXEL Device.

 

 

Remote

Specify the IP addresses of the devices behind the remote IPSec router that can

 

use the VPN tunnel. The remote IP addresses must correspond to the remote

 

IPSec router's configured local IP addresses.

 

Two active SAs cannot have the local and remote IP address(es) both the same.

 

Two active SAs can have the same local or remote IP address, but not both. You

 

can configure multiple SAs between the same local and remote IP addresses, as

 

long as only one is active at any time.

 

 

Remote Address

Use the drop-down menu to choose Single, Range, or Subnet. Select Single

Type

with a single IP address. Select Range for a specific range of IP addresses.

 

Select Subnet to specify IP addresses on a network by their subnet mask.

 

 

IP Address Start

When the Remote Address Type field is configured to Single, enter a (static) IP

 

address on the network behind the remote IPSec router. When the Remote

 

Address Type field is configured to Range, enter the beginning (static) IP

 

address, in a range of computers on the network behind the remote IPSec router.

 

When the Remote Address Type field is configured to Subnet, enter a (static) IP

 

address on the network behind the remote IPSec router.

 

 

 

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P-2602H(W)(L)-DxA User’s Guide