What is EtherChannel? EtherChannel is a port link aggregation technology used primarily on Cisco switches. It allows the grouping of several physical Ethernet links to create one logical channel that provides a bandwidth of up to 4 Gigabits per second (Gbps). EtherChannel has been available on Cisco Catalyst switches since the introduction of the Cisco … Read more
VLAN vs VRF A virtual local area network (VLAN) is a logical grouping of network devices that share a common communication path but are isolated from each other at the data link layer (OSI Layer 2). A VLAN allows multiple physically separate networks to communicate as if they were attached to the same wire, even … Read more
What is Switch in Networking? A switch is a device that helps connect different devices on a computer network by providing a central point of connectivity. It allows different devices to communicate with each other and exchange data. A switch can also be used to connect two or more networks together. Switches are typically used … Read more
Hi….all network guys… we start with the type of switching because in every interview or troubleshooting the first question always is there like how a switch learns the Mac address? Today big names like Cisco, Juniper, HP, etc make of the switch. all switches have the same function some of the configurations are different. Every … Read more
What is VLAN? A VLAN is a virtual LAN. VLANs keep different network traffic isolated from each other even if they are on the same physical network. This allows for better security and performance because traffic only flows between the devices that are on the same VLAN. It also makes it easier to manage the … Read more