DCN – Overview
A system of interconnected computers and computerized peripherals such as printers is called computer network. This interconnection among computers facilitates information sharing among them. Computers… Read More »DCN – Overview
Data Communication & Computer Network
Data communications refers to the transmission of this digital data between two or more computers and a computer network or data network is a telecommunications… Read More »Data Communication & Computer Network
How to format External Hard Disk on Mac Correctly
The formatting external hard drive is not the same on different operating systems. You can format external hard disk with an easy way in Windows and Linux. But for Mac OS devices is a bit tricky. You may wish to use an external FireWire or USB hard drive to store your Aperture Library, referenced images, or […]
How to Configure DHCP Snooping in Cisco Switches?
In the network switching, you can easily configure DHCP snooping to prevent DHCP spoofing attack and DHCP starvation attack. Before you mitigating DHCP attacks in the network, you need to know about DHCP functions and features. The DHCP servers dynamically provide IP configuration information including IP address, subnet mask, default gateway, DNS servers, and more to […]
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