Manual Setup; Figure 39-6 Menu 27.1.1.2: Manual Setup; Table 39-4 Active Protocol: Encapsulation And Security Protocol; Table 39-5 Menu 27.1.1.2: Manual Setup - ZyXEL Communications ZyWALL 5 User Manual

39.5 Manual Setup

You only configure Menu 27.1.1.2 – Manual Setup when you select Manual in the Key
Management field in Menu 27.1.1 – IPSec Setup. Manual key management is useful if you have
problems with IKE key management.
39.5.1 Active Protocol
This field is a combination of mode and security protocols used for the VPN. See the Web
Configurator User's Guide for more information on these parameters.

Table 39-4 Active Protocol: Encapsulation and Security Protocol

Tunnel
Transport
39.5.2 Security Parameter Index (SPI)
To edit this menu, move the cursor to the Edit Manual Setup field in Menu 27.1.1 – IPSec Setup
press [SPACE BAR] to select Yes and then press [ENTER] to go to Menu 27.1.1.2 – Manual Setup.
The following table describes the fields in this screen.
FIELD
Active Protocol Press [SPACE BAR] to choose from ESP Tunnel, ESP Transport, AH
Tunnel or AH Transport and then press [ENTER]. Choosing an ESP
combination causes the AH Setup fields to be non-applicable (N/A)
ESP Setup The ESP Setup fields are N/A if you chose an AH Active Protocol.
SPI (Decimal) The SPI must be unique and from one to four integers ("0" to "9").
Press [SPACE BAR] to choose from NULL, DES, 3DES or AES and then
Encryption
Algorithm press [ENTER]. Fill in the Key1 field below when you choose DES and fill in
fields Key1 to Key3 when you choose 3DES. Select NULL to set up a tunnel
without encryption. When you select NULL, you do not enter any encryption
keys.
VPN/IPSec Setup
MODE
ESP
AH
Menu 27.1.1.2 – Manual Setup
Active Protocol= ESP Tunnel
ESP Setup
SPI (Decimal)=
Encryption Algorithm= DES
Key1= ?
Key2= N/A
Key3= N/A
Authentication Algorithm= MD5
Key= ?
AH Setup
SPI (Decimal)= N/A
Authentication Algorithm= N/A
Key= N/A
Press ENTER to Confirm or ESC to Cancel:

Figure 39-6 Menu 27.1.1.2: Manual Setup

Table 39-5 Menu 27.1.1.2: Manual Setup

DESCRIPTION
ZyWALL 5 Internet Security Appliance
SECURITY PROTOCOL
EXAMPLE
ESP Tunnel
1234
DES
39-11