Before installing VPN-1/Firewall-1 on Windows NT, you MUST confirm that:

A.
Your network is properly configured, with special emphasis on routing.

B.
The host and the gateway can see each other.

C.
X/Motif client is installed.

D.
You can log on and TELNET to each of the hosts in the internal networks.

E.
You have completed hardening your operating system.

Explanation:

: This has always been one of the “must” recommendations from Checkpoint engineers, here is
what they say in the official CCSE courseware: “Before installing VPN1/FW1, make sure that your
network is properly configured, with special emphasis on routing. Ensure that each of the internal
gateways can see each other. See Page 1.5 of CCSE NG Official Courseware. (VPN1-FW1
Management II NG FP-1) .