ZYXEL GS1920-48 48-Port GbE Web Managed Switch

ZYXEL - GS1920-48 - SWITCH - 48 PORTS - MANAGED - DESKTOP, RACK-MOUNTABLE (GS1920-48) : KEY FEATURES : DEVICE TYPE : SWITCH - 48 PORTS - MANAGED - STACKABLE ENCLOSURE TYPE : DESKTOP, RACK-MOUNTABLE SUBTYPE : GIGABIT ETHERNET PORTS : 44 X 10/100/1000 + 2 X GIGABIT SFP + 4 X COMBO GIGABIT SFP PERFORMANCE : SWITCHING CAPACITY : 100 GBPS ¦ FORWARDING PERFORMANCE : 74.4 MPPS MAC ADDRESS TABLE SIZE : 16K ENTRIES ROUTING PROTOCOL : IGMPV2, IGMP, STATIC IP ROUTING, IGMPV3 REMOTE MANAGEMENT PROTOCOL : SNMP 1, RMON 1, RMON 2, RMON 3, RMON 9, SNMP 3, SNMP 2C, HTTP, SSH, SSH-2 ENCRYPTION ALGORITHM : SSL AUTHENTICATION METHOD : SECURE SHELL (SSH), RADIUS, TACACS+, SECURE SHELL V.2 (SSH2) FEATURES : FLOW CONTROL, LAYER 2 SWITCHING, ARP SUPPORT, VLAN SUPPORT, IGMP SNOOPING, SYSLOG SUPPORT, PORT MIRRORING, WEIGHTED ROUND ROBIN (WRR) QUEUING, MAC ADDRESS FILTERING, BROADCAST STORM CONTROL, IPV6 SUPPORT, IP ADDRESS FILTERING, MULTICAST STORM CONTROL, UNICAST STORM CONTROL, FIRMWARE UPGRADABLE, WEIGHTED FAIR QUEUING (WFQ), ZYXEL ISTACKING TECHNOLOGY, SPANNING TREE PROTOCOL (STP) SUPPORT, RAPID SPANNING TREE PROTOCOL (RSTP) SUPPORT, MULTIPLE SPANNING TREE PROTOCOL (MSTP) SUPPORT, DHCP SNOOPING, ACCESS CONTROL LIST (ACL) SUPPORT, QUALITY OF SERVICE (QOS), RADIUS SUPPORT, MLD SNOOPING, IPV4 SUPPORT, LLDP SUPPORT, DHCP RELAY, LINK AGGREGATION CONTROL PROTOCOL (LACP), PORT SECURITY, NTP SERVER, IP-MAC BINDING, DHCP CLIENT, ENERGY EFFICIENT ETHERNET, MULTICAST VLAN REGISTRATION (MVR), DUAL FIRMWARE IMAGES, STRICT PRIORITY QUEUING (SPQ), LOOP PREVENTION, PORT ISOLATION, CLASS OF SERVICE (COS), TAGGED VLAN, GENERIC VLAN REGISTRATION PROTOCOL (GVRP), IGMP PROXY, DIFFSERV CODE POINT (DSCP) SUPPORT, 1.5MB PACKET BUFFER, ERRDISABLE RECOVERY, ZYXEL DISCOVERY PROTOCOL (ZDP), ZYXEL ONE NETWORK (ZON), IGMP FILTERING, IGMP THROTTLING COMPLIANT STANDARDS : IEEE 802.3, IEEE 802.3U, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3AB, IEEE 802.1P, IEEE 802.3X, IEEE 802.3AD (LACP), IEEE 802.1W, IEEE 802.1X, IEEE 802.1S, IEEE 802.1AB (LLDP), IEEE 802.3AZ STATUS INDICATORS : POWER, SYSTEM, LINK/ACTIVITY EXPANSION / CONNECTIVITY : INTERFACES : 48 X 1000BASE-T - RJ-45 ¦ 6 X - SFP POWER : POWER DEVICE : INTERNAL POWER SUPPLY VOLTAGE REQUIRED : AC 120/230 V ( 50/60 HZ ) POWER CONSUMPTION OPERATIONAL : 40 WATT