Author name: Alexander

I am a passionate Networking Associate specializing in Telecommunications. With a degree in Electronic engineering, I possess a strong understanding of electronic systems and the intricacies of telecommunications networks. I gained practical experience and valuable insights working for a prominent telecommunications company. Additionally, I hold certifications in networking, which have solidified my expertise in network architecture, protocols, and optimization. Through my writing skills, I aim to provide accurate and valuable knowledge in the networking field. Connect with me on social media using the links below for more insights. You can contact me using [email protected] or connect with me using any of the social media account linked below

TCP vs. ICMP: What’s the difference?

Transport control protocol (TCP) and internet control message protocol (ICMP) are two communication protocols used for the transport of data between sender and receiver in a network. These two protocols work behind the scenes to ensure your online experience is seamless. In this post, we will walk you through the differences between TCP and ICMP,

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How to Configure DHCP Relay Agent on Layer 3 Switch (l3 Switch)

Dynamic Host Configuration Protocol (DHCP) is a protocol that automatically assigns IP addresses to host devices existing on a network from the pool of IP addresses configured on the DHCP server. In small networks, the DHCP server is always in the same subnet with all the DHCP clients; however, when the network grows to two

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How to Configure DHCP on Layer 3 Switch In Packet Tracer

Dynamic Host Configuration Protocol (DHCP) is a protocol that dynamically assigns IP addresses to any host devices in a network from a pool of IP addresses configured on the DHCP server. Although DHCP is traditionally configured on a router or on a dedicated server, a Layer 3 switch can also serve as a DHCP server.

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Dynamic NAT vs. Static NAT: Comparison and Differences

Network Address Translation (NAT) comprises three main types, with static NAT and dynamic NAT being two of them. Static NAT is a form of address translation that establishes a permanent one-to-one mapping between an inside local IP address (private IP address) and an inside global IP address (public IP address). This mapping enables the private

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How To Configure Dynamic NAT on Cisco Router In Packet Tracer

This article will guide you on how to Configure Dynamic NAT on Cisco Router using Packet Tracer. Network Address Translation (NAT) is a crucial algorithm utilized to map private IP addresses to public IP addresses, enabling routing over the internet. Due to the substantial increase in the number of internet users over the past few

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How To Configure Static NAT on Cisco Router In Packet Tracer

In this article, we will explore the process of setting up static NAT on a Cisco router. Network Address Translation (NAT) is a algorithm that maps private IP addresses with public IP addresses, facilitating internet routing. There are two primary types of IP addresses: IPV6 and IPV4. Initially, IPV4 served as the primary IP addressing

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How To Configure EIGRP on a Layer 3 Switch in Packet Tracer

Layer 3 switches, commonly known as multilayer switches, possess the capability to perform both routing and switching functions. While these switches can inherently handle switching, we need to enable IP routing on their interface for them to be able to handle packet routing. In this post, I will show you how to configure EIGRP on

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How to Configure RIP on Layer 3 Switch in Packet Tracer

A Multilayer switch, also referred to as a Layer 3 switch, is a type of switch with the capability to perform both routing and switching functions. By default, a Multilayer switch can implement packet switching. However, for the Layer 3 switch to carry out routing functions, we need to enable IP routing from its global

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How To Configure SVI On Layer 3 Switch in Packet Tracer

A Switch Virtual Interface (SVI) is a virtual interface configured on the Layer 3 switch to act as the interface used by all host devices connected to the Layer 3 switch for transmitting their traffic to other subnetworks. The SVI in Layer 3 switches is equivalent to a router interface, where an IP address is

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How to Configure ACL On Layer 3 Switch in Packet Tracer

Access Control Lists (ACLs) play a pivotal role in network security, facilitating the management of traffic flow within a network. The configuration of ACLs allows for the specification of permissions of traffic to subnetwork or individual host devices, such as servers. To create an ACL, one must define permissions (rules) on the router or Layer

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