Glossary

IDS (Intrusion Detection System)—

Scans the network in real time to intercept attempted breaches of security.

ISP (Internet service provider)—

A service provider that provides a connection to the public Internet.

NAT (Network Address Translation)—

NAT is the translation of an IP address used within one network to a different IP address known within another network.

PIX (Private Internet Exchange)—

The Cisco range of leading hardware-based firewalls.