Whois queries are used to determine the IP address ranges associated with clients. A whois query can be run on most UNIX environments. In a Windows environment, the tools such as WsPingPro and Sam Spade can be used to perform whois queries. Whois queries can also be executed over the Web from www.arin.net and www.networksolutions.com.

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System User on XP

Here is the article on the available ways to logon/scalate to SYSTEM user on XP… Enjoy Logon as “NT AUTHORITY\SYSTEM” user on Windows XP %% BY EDU %% [-Introduction-]Windows XP

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Subnetting an IP address

IP subnetting is a fundamental subject that’s critical for any IP network engineer to understand, yet students have traditionally had a difficult time grasping it. Over the years, I’ve watched

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Hacking SOHO Routers

The purpose of this paper is to outline the security measures being taken by vendors to prevent such attacks in their home routing products, what those security measures accomplish, and

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