TNR03011 is a component of the Syracuse Campus Core Network. It is a 3Com CoreBuilder 3500 switch and is part of the Layer 2 network, connecting the network's core switches and distribution switches. This switch supports up to 48 ports and provides Gigabit Ethernet services as well as support for Layer 3 routing protocols. The switch also includes easy-to-use management tools and security features, ensuring a secure and reliable network.