802.1Q tagging, also known as VLAN tagging, is used to identify VLANs on a trunk link between switches.
This allows the switches to transfer data for multiple VLANs (or networks) over a single physical connection.
This method ensures that traffic from different VLANs is properly separated and managed across the network.
References: CompTIA Network+ study materials.

* Definition of Jumbo Frames:
* Jumbo frames are Ethernet frames with more than 1500 bytes of payload, typically up to 9000 bytes. They are used to improve network performance by reducing the overhead caused by smaller frames.
* Why Switches Support Jumbo Frames:
* Switches are network devices designed to manage data packets and can be configured to support jumbo frames. This capability enhances throughput and efficiency, particularly in high- performance networks and data centers.
* Incompatibility of Other Devices:
* Access Point: Primarily handles wireless communications and does not typically support jumbo frames.
* Bridge: Connects different network segments but usually operates at standard Ethernet frame sizes.
* Hub: A simple network device that transmits packets to all ports without distinguishing between devices, incapable of handling jumbo frames.
* Practical Application:
* Enabling jumbo frames on switches helps in environments where large data transfers are common, such as in storage area networks (SANs) or large-scale virtualized environments.
References:
* CompTIA Network+ course materials and networking hardware documentation.

A Client-to-Site VPN allows a remote user to securely connect to a company's internal network, providing access as if they were physically on-site.