What is DHCP Relay in networking?
In computer networking, DHCP (Dynamic Host Configuration Protocol) is used to automatically assign IP addresses and other network configuration parameters to devices connected to a network. DHCP Relay is a feature that helps to extend the reach of DHCP beyond the...
Network Redundancy: Active-Active vs Active-Passive
In today’s digital age, network downtime can spell disaster for businesses. Whether it’s an e-commerce site, a banking institution, or a healthcare provider, any interruption to network connectivity can result in significant losses. Network redundancy is...
What is VLAN Access Control List (VACL) in networking?
VLAN Access Control List (VACL) is a security feature that allows network administrators to control the traffic flow between VLANs. VLANs are virtual local area networks that divide a single physical network into multiple logical networks. These logical networks...
MAC Address vs IP Address vs Port Number
Computers and other digital devices that connect to a network use three types of addresses for communication: MAC addresses, IP addresses, and port numbers. Each plays a unique role in enabling network communication and security. Understanding the differences between...