(The purpose of this article is to show how to configure an AIX? server to filter TCP/IP traffic using the operating system's built-in filtering capabilities. The audience for this article includes server and network administrators who need to limit traffic to and from their servers. This article can be used in a variety of scenarios, from hardening a critical mid-sized database server running in an internal network, to securing edge servers that manage Internet traffic, such as web, DNS, or email servers.
Setting Up Firewall Using AIXTCP-IP Filtering.pdf)