device type switch 24 ports l3 managed stackable enclosure type rack mountable 1u subtype 10 gigabit ethernet ports 12 x 10100100010000 12 x 10 gigabit sfp performance switching capacity 480 gbps max units in a stack8 routing protocol ospf rip igmpv2 igmp vrrp pim sm pim dm igmpv3 mldv2 remote management protocol snmp telnet https ssh cli authentication methodradius tacacs features arp support diffserv support ipv6 support spanning