Checkpoint Firewall NAT – GTKC Knowledgebase

Checkpoint Firewall NG hairpin NAT

by admin : September 5, 2017July 16, 2021 Checkpoint, Checkpoint Firewall, Networking

See this article for NAT configuration. Hairpin NAT configuration: The above (see the NAT howto) all works very well if your 192.168.1.x hosts sit in a DMZ on the firewall, however! If you want to direct traffic to a host on the LAN segment, you need some additional NAT rule trickery. You need to create […]

Checkpoint Checkpoint Firewall Networking

How do I create manual ARP (for inbound NAT) entries in Checkpoint?

by admin : September 19, 2014September 5, 2017 Checkpoint, Checkpoint Firewall, Networking

Updated 11th July 2017 Manual ARP in Firewall 1 NG If you must use manual NAT rules on win 2000 (and later!), do the following: 1. Create c:\windows\fw1\R62\fw1\conf\local.arp file as per the format below. 2. Uncheck “Automatic Arp Configuration” in Global Properties 3. Check the setting under the Manual Nat settings in Global Properties. 4. […]