The dynamic host configuration protocol is a protocol that automatically assigns an IP address to any host devices connected to a network. Once any host device that has DHCP enabled is connected to a network that has a DHCP server, it will automatically obtain an IP address from the DHCP server. This is normally used
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NTP is used to synchronize the clocks of devices in a network and ensure that they have a consistent and accurate time reference. However, without authentication, malicious actors could potentially manipulate or disrupt the time synchronization process, which can lead to security vulnerabilities. NTP authentication enables secure communication between NTP servers and clients by requiring
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The Network Time Protocol (NTP) is a protocol used for synchronizing time across various network devices within a network. By default, network devices rely on their individual hardware clocks, leading to time disparities that not only deviate from real-world time but also vary among different devices. Manually configuring time on each network device is a
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Syslog is an industry-standard protocol used to log messages about events that occur within a network device. On a network device like a router or switch, syslog can display messages about the device, like the interface of the device going down, the OSPF neighbor status of a router with another router, etc. Logs are very
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A web server is a server that delivers a webpage to a user when requested using a browser. When we surf the internet, we are actually making a request to a web server for a web page or file. A web server uses two basic protocols to render its service: HTTP/HTTPS and a DNS service.
Trivial File Transfer Protocol (TFTP) is a file transfer protocol utilized for backing up the configuration of a network device to a server or retrieving a configuration from a server to a network device. Backing up the configuration of a network device to a server is very important, as it helps prevent extended downtime in
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File Transfer Protocol (FTP) is a protocol employed for the efficient transfer of files between a client and a server within a computer network. In our daily routines, we regularly encounter applications utilizing this protocol, like in web development. During the development of a website, the web developer creates and modifies various files, such as
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Email is an integral part of our daily communication. It helps exchange messages seamlessly. When we send an email, the message traverses through an email server before reaching its intended destination. A perfect example of an email server is SMTP, which is used by Google for its email services. In Cisco Packet Tracer, one can
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In this post, I will be showing you how to connect a PC to an access point in the packet tracer. By default, a PC has an Ethernet module (interface) that it uses to connect to a network using a cable. For a PC to be able to connect to a wireless device like an
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In this post, I will be showing you how to Connect Smartphone to Access point in packet tracer. In our previous session, I showed you how to connect a laptop to an access point in a packet tracer. There, I showed you how to remove the default Ethernet module on the laptop NIC and then
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