ZyXEL Communications unified security gateway User Manual
Chapter 6 Configuration Basics
ZyWALL USG 20/20W User’s Guide
101
1
Create a VoIP service object for UDP port 5060 traffic (Configuration > Object >
Service
Service
).
2
Create an address object for the VoIP server (Configuration > Object >
Address
Address
).
3
Click Configuration > Firewall to go to the firewall configuration.
4
Select from the DMZ zone to the LAN1 zone, and add a firewall rule using the
items you have configured.
items you have configured.
• You don’t need to specify the schedule or the user.
• In the Source field, select the address object of the VoIP server.
• You don’t need to specify the destination address.
• Leave the Access field set to Allow and the Log field set to No.
• In the Source field, select the address object of the VoIP server.
• You don’t need to specify the destination address.
• Leave the Access field set to Allow and the Log field set to No.
Note: The ZyWALL checks the firewall rules in order. Make sure each rule is in the
correct place in the sequence.
6.5.14 IPSec VPN
Use IPSec VPN to provide secure communication between two sites over the
Internet or any insecure network that uses TCP/IP for communication. The
ZyWALL also offers hub-and-spoke VPN.
Internet or any insecure network that uses TCP/IP for communication. The
ZyWALL also offers hub-and-spoke VPN.
Example:
See
.
6.5.15 SSL VPN
Use SSL VPN to give remote users secure network access.
Example:
See
.
MENU ITEM(S)
Configuration > VPN > IPSec VPN
; you can also use the Quick
Setup VPN Setup
wizard.
PREREQUISITES
Interfaces, certificates (authentication), authentication methods
(extended authentication), addresses (local network, remote network,
NAT), to-ZyWALL firewall, firewall
WHERE USED
Policy routes, zones
MENU ITEM(S)
Configuration > VPN > SSL VPN
PREREQUISITES
Interfaces, SSL application, users, user groups, addresses (network
list, IP pool for assigning to clients, DNS and WINS server addresses),
to-ZyWALL firewall, firewall
WHERE USED
Policy routes, zones