Layer 2 enterprise PoE switches forward traffic within the same local network and commonly support VLAN segmentation, spanning tree, and IGMP snooping, while Layer 3 switches add routing between VLANs and can use multicast routing to direct AV-over-IP traffic between network segments. Choose Layer 2 for simpler networks where a separate router handles inter-VLAN traffic, or Layer 3 when the switch needs to manage VLAN routing and multicast traffic locally.

Add the maximum PoE wattage listed for each camera, access point, phone, and other connected device, then compare the total with the switch’s available PoE budget. Also verify that each switch port supports the device’s required PoE type and wattage, and allow additional capacity for startup demand, future devices, and normal network growth.

Compare switches with one-gigabit SFP, 10-gigabit SFP+, or higher-speed uplink options based on the bandwidth needs between switches, servers, storage, and AV over IP devices. Also consider whether the switch supports copper multi-gigabit ports, optional expansion modules, or additional power supplies for network growth and power redundancy.

Enterprise PoE switches support growth by combining multiple port counts with SFP and SFP+ uplinks, allowing installers to connect racks, buildings, and higher-speed network segments over fiber. Layer 3 routing, VLAN support, expandable uplink options, and centralized or remote management help simplify traffic control and administration across larger networks and managed sites.