19. The computer-readable medium of claim 18 wherein the filter criteria comprises at least one of a domain name, a range of source IP addresses, or protocol header bits.
19. The computer-readable medium of claim 18 wherein the filter criteria comprises at least one of a domain name, a range of source IP addresses, or protocol header bits. 21. The computer-readable medium of claim 19 wherein the range of source IP addresses are represented in CIDR notation.