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WannaCry Ransomeware

What is Ransomware? Ransomware is a form of malware that was made by its creators to cause problems on a PC which blocks access to information. The creators will essentially block files and demand money to give access to the information. How Does It Work? 1. the computer becomes infected, …

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What is VMware Cloud

VMware Cloud The VMware Cloud (also called vCloud) mainly provides PaaS and can be used to create private, public, and hybrid clouds (NIST definition). If you are wondering about the small “v” in front of most VMware products, it stands for VMware, or more recently, just for virtual. It’s similar …

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What is the meaning of 1s and 0s in subnetting

Subnetting is taking the original subnet mask and adding bits to it to create more networks. In other words, if you convert a subnet mask into binary form and add more 1s, you are subnetting that network. The more is that are present in the subnet mask means the more …

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VoIP and Packet Switching Technology

packet switching

One of the reasons VoIP is so successful and advantageous is it uses packet switching technology rather than circuit switching technology to provide phone services. Most phone companies use circuit switching technology. Packet switching technology is different in that it allows multiple phone calls to occur within the same space …

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Differences between Switched Networks and Routed Networks

Switched Network Switched network involves the use of a device that filters, forwards, or floods frames based on the destination address of each frame. Switches perform their routing functions at the layers 2 model of the OSI. Some switches process data at the Network Layer (layer 3), This types of …

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Differences between IP Addresses and Data Link Addresses

An IP address (abbreviation of Internet Protocol address) is an identifier assigned to each computer and other devices (e.g., printer, router, mobile device, etc.) connected to a TCP/IP network that is used to locate and identify the node in communications with other nodes on the network. In other words, the …

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