Tag Archives: explained

Understanding Switch Root Port.

How Is Root Port Selected on a Switch? The concept of a “Root Port” falls in the operational area of the Spanning Tree Protocol (STP) , particularly in Ethernet networks using switches. STP is a network protocol designed to prevent loop formation in networks with redundant paths. Within the context of STP, the Root Port plays a crucial… Read More »

What is VTY Telnet Access?

VTY (Virtual Teletype) Telnet access refers to a method of remote access to a network device, such as a router or switch, through the Telnet protocol using virtual terminal lines. This method is widely used in network management. Let’s break down these concepts for a comprehensive understanding: Virtual Teletype (VTY): VTY is a virtual port on a network… Read More »

Understanding Windows Firewall.

Windows Firewall Explained with Example A firewall is a hardware or software that monitors the traffic moving through a network gateway. A firewall can be configured to block or allow traffic based on defined criteria (ACLs). Firewalls block or allow random pings from a remote site to your computer or programs from your computer that attempt to access… Read More »

What is Broadband ?

Broadband technology refers to high-speed Internet access, replacing analogue modems. Broadband can be delivered through various methods such as ADSL, Cable, and satellite. Using a broadband router, multiple computers can share an Internet connection at home or in the office. Broadband technology has revolutionized the way we access and utilize the Internet, making it faster and more reliable… Read More »

What are Complex ACLs? Explained with Examples.

What Is a Complex Access Control Lists? Complex Access Control Lists (ACLs) in network security are advanced configurations of ACLs that go beyond basic permit or deny rules based on source and destination IP addresses. They provide a more advanced level of control over network traffic, enabling network administrators to implement detailed and specific security policies. Here’s an… Read More »