What Is Port 20 In TCP and UDP?

Computer networks uses different port in order to provides different services and protocols. The port 20 is a popular port which is used by the FTP as data transfer. The TCP and UDP port 20 is dedicated for the FTP protocol data transfer. The FTP protocol uses a pair of…

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What Is Gigabit Ethernet?

Gigabit Ethernet is a speed definition for the Ethernet protocol which can provide 1-gigabit data transmission per second. 1 Gigabit is equal to the 1,000Mbps speed. Gigabit Ethernet also refers to an ethernet port which can provide 1-gigabit speed. Gigabit Ethernet Standard Gigabit Ethernet is an established standard which is…

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What Is FTP (File Transfer Protocol)?

The File Transfer Protocol or FTP is a network protocol used to transfer files between hosts or computers. FTP protocol is created as a client-server model where the server serves the files and different single or multiple clients can connect to the server and download or upload files. FTP first…

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What Is Bandwidth (Computer Network)?

Bandwidth is a term used to express the total capacity of network transmission in a single second. It provides the maximum rate of the data transfer for a given path or connection in the computer network. Bandwidth also called Network Bandwidth, Data Bandwidth, or Digital Bandwidth where generally all of…

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What Is Switch (Network)?

Switch is a network device or function which mainly used to switch frames or packets into different transmission mediums or cables. Traditional switches work in the OSI Layer 2 and switch frames according to the source and destination addresses into different ports. The switch is a crucial part of a…

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What Is WEP (Wired Equivalent Privacy)?

Wired Equivalent Privacy or WEP is a security protocol or algorithm which is created for the Wi-Fi or IEEE 802.11 wireless networks. Wireless is a protocol where the data is transmitted via air with electromagnetic signals. As the air is accessible for everyone near us everyone can access the signals…

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What Is Default SSH Port and How To Change It?

SSH or Secure Shell is a very popular remote connection and management protocol used to manage different types of devices. SSH can be used to manage Linux, Ubuntu, CentOS, Cisco, Fortinet, and a lot more devices. As a remove port SSH is accessed via the network using TCP 22 port.…

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What Is Nettime and How To Use Nettime?

Nettime is a simple time synchronization client for Windows 95/98/200/Vista/7/10 and Windows Server 2003/2008/2012/2016 . It is very lightweight and uses very tiny system resource. Features Here is some of main features and attributes of the Nettime application. `Free` where we do not need to pay any price to install…

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Network Classless Inter Domain Routing (CIDR) Cheat Sheet

Internet and most of the network infrastructures uses IP Protocol. IP protocol uses IP addresses in order to connect different hosts and networks over globe. Classless Inter Domain Routing or CIDR is hierarchical IP addressing scheme used to set IP addresses to the hosts and network. Here we will learn…

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Linux ethtool Tutorial with Usage Examples

ethtool  is useful utility used for Network Interface Card configuration. It provides simple and fast way to get and set configuration about IP address, interface speed, interface duplex or half duplex etc. List and Printer Interface Properties We will start with simply listing given network interface properties. We will see…

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