Foundry Configuration Guide for the FESX, FSX, and FWSX
12 - 14 © Foundry Networks, Inc. December 2005
• Internet Gateway Routing Protocol (IGRP)
• Internet Protocol (IP)
• Open Shortest Path First (OSPF)
• Transmission Control Protocol (TCP)
• User Datagram Protocol (UDP)
For TCP and UDP, you also can specify a comparison operator and port name or number. For example, you can
configure a policy to block web access to a specific website by denying all TCP port 80 (HTTP) packets from a
specified source IP address to the website’s IP address.