Aug 052009
 

If you are a *NIX person then you should probably be aware of the usefulness of GREP utility. GREP is a utility to filter specific text entries from various inputs like a file, console/terminal output in *NIX. ngrep is a free tool which in simple words is a grep tool for network traffic where you can filter specific traffic patterns on any or all interfaces and ports.

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Jan 212009
 

Starting Windows Vista, Windows Server 2008 and Windows 7, to prevent address scans of IPv6 addresses based on the known company IDs of network adapter manufacturers, Windows by default generate random interface IDs for non-temporary autoconfigured IPv6 addresses, including public and link-local addresses. A public IPv6 address is a global address that is registered in DNS and is typically used by server applications for incoming connections, such as a Web server.

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