... Switch - switch - 48 ports - Managed - rack-mountable Manufacturer: Cisco Part Code: WS-C4948-10GE Device Type: Switch - 48 ports - Managed Enclosure Type: Rack ... support, auto-negotiation, BOOTP support, ARP support, trunking, Cisco Fast EtherChannel, VLAN support, Cisco Gigabit EtherChannel , IGMP snooping, manageable, MAC address filtering ...