48 + 2 + 1-Port PoE stackable Gigabit Ethernet Layer 3 switch with 24x 10/100/1000 Mbps RJ45 ports, 2x 10G ports for receiving SFP + modules and 1x 10Gbps expansion slots for inserting SFP + modules, PoE IEEE802.3at and IEEE802.3af standard PoE budget 410W, Layer3 management via SNMP, Console, Telnet u. browser, supports IPv6, routing, layer 3 multicast, BGP4, OSPF, IP clustering, Span and Rapid Spanning Tree, VLAN, prioritization, 802.3ad trunking, port mirroring, full / half duplex on all ports, incl. 48,3 cm ( 19 inch )Mounting