![background image](/i/zyxel/144895/zyxel-zywall-2-ee/h/zyxel-zywall-2-ee-231.png)
ZyWALL 2 Series User’s Guide
VPN Screens
14-25
Figure 14-9 Advanced
IKE VPN Rule Setup
The following table describes the fields in this screen.
Table 14-8 Advanced
IKE VPN Rule Setup
LABEL
DESCRIPTION
Protocol
Enter 1 for ICMP, 6 for TCP, 17 for UDP, etc. 0 is the default and signifies any protocol.