Category Archives: Netadmin

Nmap Network Probing Cheatsheet

New article by me at Olex Wazi: Nmap Network Probing Cheatsheet– Nmap is a powerful utility for scanning your network and discovering all kinds of information about who is on it and what they’re doing. You can discover used and unused IP addresses, hostnames, services, and operating systems, and their versions – information that can help you monitor who is on your network, and lead you to unsafe or unauthorized servers.

Another IPv6 Crash Course For Linux: Real IPv6 Addresses, Routing, Name Services

And, as promised, the followup to part 1! Another IPv6 Crash Course For Linux: Real IPv6 Addresses, Routing, Name Services shows how to use real routable IPv6 addresses, setting up a router, and some tips on DNS for IPv6.

You may also enjoy Steven Vaughan-Nichols’ Who has, and who doesn’t have, IPv6 Support, which is all about the *fun of shopping for IPv6-enabled networking gear. Is it really such a hard question, “Does it support it: Y/N?”

*Not really fun at all.

IPv6 Crash Course For Linux

IPv6 Crash Course For Linux is my fast, practical introduction to actually using IPv6. In part 1 on Linux.com learn about link-local IPv6 addressing for an instant ad-hoc LAN, how to discover and connect to your LAN neighbors, and how to assign and remove IP addresses from your network interfaces. In part 2 we’ll go out on the Internet using IPv6, and learn about name services and managing your local IPv6 network.