Switch - 48 ports - L3 - managed - stackable | Rack-mountable 1U | Gigabit Ethernet | 48 x 10/100/1000 (PoE+) + 2 x 10 Gigabit SFP+ + 2 x combo 5Gb/10Gb Ethernet SFP+ | PoE+ | 740 W | Switching capacity: 176 Gbps å? Forwarding performance (64-byte packet size): 130.95 Mpps | ACL rules: up to 3072 | 16K entries | 9216 bytes | 8 | RIP-2, VRRP, static IPv4 routing, static IPv6 routing, CIDR | SNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, Telnet, SNMP 3, SNMP 2c, HTTP, HTTPS, SSH, CLI | SSL | Secure Shell (SSH), RADIUS, TACACS+ | Flow control, layer 3 switching, layer 2 switching, BOOTP support, VLAN support, IGMP snooping, Syslog support, DoS attack prevention, port mirroring, DiffServ support, Weighted Round Robin (WRR) queuing, Broadcast Storm Control, IPv6 support, Multicast Storm Control, Unicast Storm Control, firmware upgradable, SNTP support, Spanning Tree Protocol (STP) support, Rapid Spanning Tree Protocol (RSTP) support, Multiple Spanning Tree Protocol (MSTP) support, DHCP snooping, Trivial File Transfer Protocol (TFTP) support, Access Control List (ACL) support, Quality of Service (QoS), Jumbo Frames support, DHCP server, MLD snooping, Dynamic ARP Inspection (DAI), reset button, STP Root Guard, Uni-Directional Link Detection (UDLD), DHCP relay, IP-MAC binding, Energy Efficient Ethernet, Dynamic VLAN Support (GVRP), Class of Service (CoS), Generic Attribute Registration Protocol (GARP), GARP VLAN Registration Protocol (GVRP), DiffServ Code Point (DSCP) support, 4 fans, 2*12MB packet buffer | IEEE 802.3, IEEE 802.3u, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3af, IEEE 802.3x, IEEE 802.3ad (LACP), IEEE 802.1w, IEEE 802.1x, IEEE 802.1s, IEEE 802.1ab (LLDP), IEEE 802.3at, IEEE 802.3az | 256 MB | 32 MB | Port transmission speed, system, PoE, link/activity | |