internet protocol suite

HowTo: UNIX / Linux Open TCP / UDP Ports

by on September 3, 2010 · 8 comments

How do I open the TCP or UDP ports under UNIX / Linux like operating systems?

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ICMP IP Network Scanning / Probing using a Shell Commands

by on December 13, 2007 · 0 comments

Q. How do I check security of my network by running ICMP IP Network Scanning under FreeBSD / Linux? How do I subnet broadcast addresses? All I wanted to see if my firewall is working or not. A. Internet Control Message Protocol (ICMP) one of the core protocols of the Internet protocol suite. It is [...]

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What is the difference between UDP and TCP internet protocols?

by on May 15, 2007 · 62 comments

Q. Can you explain the difference between UDP and TCP internet protocol (IP) traffic and its usage with an example? A. Transmission Control Protocol (TCP) and User Datagram Protocol (UDP)is a transportation protocol that is one of the core protocols of the Internet protocol suite. Both TCP and UDP work at transport layer TCP/IP model [...]

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