CCNA – Page 2 – POFTUT

Category: CCNA

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What Is Static IP Address, Compare with Dynamic IP Address and How To Set For Windows and Linux?

IP addresses are the core mechanism of the Computer networks. The IP address is used to specify the host to communicate and transmit data. There is two type of IP address configuration mechanism. Dynamic and Static. In this tutorial, we will examine the static IP address configuration. Static IP Address Static means...

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What Is MD5 Hash Checksum? How To Create and Validate MD5?

MD5 is a checksum or hash calculation method for files. MD5 checksum consists of 128-bit value which is generally expressed as the hexadecimal format with which consist of 32 characters. MD5 Attributes MD5 is a cryptography algorithm which provides some attributes which make it useful for different cases like security, operation...

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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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How To Use Google Public DNS Servers?

Google is a huge company which provides paid and free services. It mainly operates in IT and internet area. Internet uses DNS in order to solve domain names into IP addresses. Because internet infrastructure works with IP addresses. Google provides free DNS servers which can be used for fast and...

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What Is My MAC Address Of Network Interface On Windows Or Linux?

MAC Address is used to identify a Network Interface Card uniquely in a layer 2 network. This address is used to transfer files between default gateway and host or computer. In this tutorial we will learn how to find a MAC address from command-line or GUI in operating systems like...

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What is Zenmap and How To Download, Install and Use In Windows, Linux?

Zenmap is an free and open source GUI designed to be used with nmap . Zenmap is multiplatform tool which supports Linux, Ubuntu, Mint, Kali, Fedora, CentOS,.. , Windows, Mac OS X, BSD etc. . nmap is very powerful tool for network scanning and vulnerability discovery but it is completely command line based....

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How To Scan Top Ports with Masscan?

masscan is an alternative tool to the popular nmap . Actually masscan provides very less of the nmap but provides some huge adventages. masscan is designed to be fast and performative. nmap have popular feautre named top ports which option is –top-ports to scan specified number of most popular ports. masscan also provides this options...

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How to Lookup OUI (Organizationally Unique Identifier) In Linux

Network switches or Layer 2 technology Ethernet protocol uses MAC addresses in order to transfer frames between systems. MAC addresses are 48 bit value. This 48 bit value contains the device manufacturer ID as the first 24 bit. In this tutorial we will learn how to look, search and find...

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What is Syslog Default Port and Secure Port and How to Configure It?

syslog is a standardized protocol used to send Logs and events to the Log server. syslog can be used in different platforms like Linux, Windows, Unix, Applications etc. In this tutorial we will look the default syslog port and secure syslog port and some examples about how to change this port number....

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