
Chapter 15 Firewall
ZyWALL (ZLD) CLI Reference Guide
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15.2.2 Firewall Command Examples
The following example shows you how to add a firewall rule to allow a MyService connection
from the WAN zone to the IP addresses Dest_1 in the LAN zone.
• Enter configuration command mode.
• Create an IP address object.
• Create a service object.
• Enter the firewall sub-command mode to add a firewall rule.
• Set the direction of travel of packets to which the rule applies.
• Set the destination IP address(es).
• Set the service to which this rule applies.
• Set the action the ZyWALL is to take on packets which match this rule.
Router# configure terminal
Router(config)# service-object MyService tcp eq 1234
Router(config)# address-object Dest_1 10.0.0.10-10.0.0.15
Router(config)# firewall insert 3
Router(firewall)# from WAN
Router(firewall)# to LAN
Router(firewall)# destinationip Dest_1
Router(firewall)# service MyService
Router(firewall)# action allow
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