http://arin.net The American Registry for Internet Numbers, the body that assigns public IP addresses for the United States.
http://www.ietf.org/rfc.html Search for, or get a list of, Internet Engineering Task Force Requests for Comment.
http://www.deepspace6.net A resource clearinghouse for information on Linux and the new Internet Protocol. Good links and documentation pages.
http://www.tldp.org/HOWTO/Linux+IPv6-HOWTO The Linux IPv6 HOWTO.
http://www.ietf.org/rfc/rfc2460.txt The IPv6 Standard document.
http://linuxreviews.org/features/ipv6 Interesting article on "Why You Want IPv6."
http://www.iana.org/assignments/port-numbers Learn what ports are assigned to what applications at the Internet Assigned Numbers Authority site.
http://directory.google.com/Top/Computers/Software/Internet/Servers/Address_Management/Dynamic_DNS_Services/ The place to find Dynamic DNS service providers.
http://www.isc.org/sw/dhcp The keepers of the SUSE Linux default DHCP server package and the optional client. You can view the current DHCP README file online at the ISC site.
http://dhcp-monger.est-unique.net/wakka.php?wiki=Welcome The DHCP-Mongers Wiki. Read man pages, search the mailing lists, submit new information.
http://nfs.sourceforge.net The Network File System project page, including FAQ list.
http://www.samba.org The Samba home page. See the HOWTO collection and Samba-By-Example Guide in the Documentation section.
http://www.wi-fizone.org Find a wireless hotspot wherever you may be at this site, sponsored by the WiFi Alliance trade group.
http://standards.ieee.org/getieee802 Get the official IEEE standard document for any 802.xx networking specification here. This runs the gamut from Ethernet (802.3) to WiFi (802.11) and beyond.
http://portal.suse.com/sdb/en/2002/11/wavelan.html Wireless network setup from the SUSE Support Database.
http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Wireless.html Much good material on Linux Wireless Networking.
http://www.securityfocus.com/unix This comprehensive security site offers security news, mailing lists, and even some firewall rule sets.
http://www.linuxsecurity.com Get the weekly Linux Advisory Watch and Linux Security Week newsletters to keep up with the latest information and patches. Tutorials for beginners and articles for security professionals.
http://www.insecure.org The home of the nmap security scanner.
http://www.ethereal.com The freeware Ethereal network protocol analyzer and packet sniffer.
