What is Circuit Switching? In circuit switching, a dedicated physical connection is established between the two nodes before communication can take place. This connection, or circuit, is then maintained for the duration of the communication session. Once the session is finished, the circuit is dismantled. Types of Circuit Switching There are two main types of … Read more
What is VRRP? Virtual Router Redundancy Protocol (VRRP) is a routing protocol designed to increase the availability and redundancy of routers on a network. VRRP works by creating virtual routers that share a common IP address and MAC address. These virtual routers can be configured to take over the routing duties of a failed router, … Read more
What is VDC in Nexus Switches? Virtual Device Contexts (VDC) is a feature in Cisco Nexus switches that allows for the creation of multiple virtual devices within one physical device. This enables each VDC to function as an independent device, with its own configuration, capabilities, and resources. This provides flexibility and scalability, as well as … Read more
File sharing is a critical aspect of networked systems, enabling multiple users to read, write, and alter files stored on a file server. Two common protocols used for file sharing are the Server Message Block (SMB) and the Network File System (NFS). SMB and NFS: An Overview SMB is typically used for file sharing between … Read more
Upgrading the IOS (Internetwork Operating System) image on your Cisco Catalyst switches is an essential part of network maintenance. Whether your switch operates in Layer 2 or 3, the IOS software handles all network protocols and delivers the necessary features you need for your network. Therefore, keeping your IOS software up to date ensures that … Read more