technology

Collision Domains vs Broadcast Domains

Mar 30, 2011 · 5 min read · Broadcast domain Broadcast Domains CCENT CCNA Cisco cisco Collision Domains Data Communications ICND1 ICND2 Internet MAC address Network performance networking technology tutorial ·

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These different types of domains mean different things and when designing a LAN both of these domains can harm the performance of your network. If you are not aware of the difference between these two, this tutorial should help you out. If you have a small network at your home there is usually the router/modem that is …

Configuring SSH

Mar 29, 2011 · 3 min read · CCENT CCNA CCNA Security Cisco networking RSA Secure Shell security SSH technology Telnet Tutorials ·

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Today this tutorial is going be talking about how to configure SSH on a Cisco router or switch. SSH or Secure Shell encrypts the data that is sent from the terminal application to the device. Making if far more safer when it is compared to telnet which sends the data in plain text. To add support for SSH to a Cisco …

Understanding UDP

Mar 28, 2011 · 2 min read · CCENT CCNA cisco computers ICND1 ICND2 Internet Internet Protocol IP address networking Packet Protocols technology Transmission Control Protocol Transmission Protocols Trivial File Transfer Protocol User Datagram Protocol ·

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Forever ago I talked about TCP (Understanding TCP) and I said that in that post that UDP would be another day, well this is the day where we get to understand UDP, which stands for User Datagram Protocol. UDP is the total opposite of the TCP communication. UDP in short sends information or data without notifying the …

How I passed the ICND1 Exam

Mar 21, 2011 · 5 min read · CCENT Certification Cisco Cisco Career Certifications Cisco Networking Academy Education ICND1 networking Life technology ·

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Well my first of the many Cisco certifications that I plan take in the future was a success! I was able to pass the ICND1 exam. This blog post is going to be a little different in that I want to share how I was able to pass this test and talk about my experience. Well in January after finishing the Cisco Networking …

Understanding Zone Based Firewalls

Mar 18, 2011 · 5 min read · CCNA Security Cisco cisco firewall networking operating systems router security software technology tutorial Tutorials ·

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Earlier we talked about using CBAC (See the post Understanding CBAC) the "classic firewall" and we mention some information about zone based firewalls but not nearly enough. So today we will be talking about zone based firewalls. Why are they different? We also will learn the basics about what is zone based …