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Configuring Port Security
Mar 31, 2011 · 3 min read · Access control Catalyst switch CCENT CCNA CCNA Security Cisco cisco Cisco IOS ICND1 ICND2 MAC address networking Port security router security software technology tutorial Tutorials ·Secure Today this tutorial is going to be talking about how to configure port security on a Cisco Catalyst switch. Port security is one of the first things you can do to keep your network secure from unauthorized access. Port security can restrict devices so only devices you allow are granted access to network …
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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 ·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 …
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Understanding UDP
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 …
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Common Network Attacks
Network attacks have always been around but they are getting more advanced every day. These attacks are also easy to set up and use. In the past these types of attacks would have to be pulled off by someone who really knew about computers and to know what they are doing. That's a true hacker, now there are programs …
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How a Router Routes
Mar 16, 2011 · 5 min read · ARP CCENT CCNA Cisco cisco computers ICND1 ICND2 Internet Protocol IP address MAC address networking Protocols router Subnetwork technology tutorial Tutorials ·This tutorial will be going over the basic information of how a router routes IP packets. Routers are used in the OSI layer three or the network layer. These routers have IP addresses and forward IP packets to the proper destination. This guide is somewhat basic and is assuming you have some information of how IP …
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