Võrguseade ZyXEL Managed Switch GS1920-48HPv2 52 Port Smart Managed PoE 48x Gigabit Copper PoE and 4x Gigabit dual pers

Throughput: 100 Forwarding rate: 74 Packet buffer: 1.5 MAC address table size: 16000 Supported protocols and standards: IEEE 802.3ab 1000BASE-T Ethern IEEE 802.3z 1000BASE-X* IEEE 802.3af PoE* IEEE 802.3at PoE Plus* IEEE 802.3az EEE* IEEE 802.3x flow control IEEE 802.1AB LLDP/LLDP-MED IEEE 802.3ad LACP aggregation* IEEE 802.1D Spanning Tree Protocol (STP)* IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)* IEEE 802.1s Multiple Spanning Tree Protocol (MSTP) IEEE 802.1Q VLAN tagging* IEEE 802.1p Class of Service (CoS) prioritization* IEEE 802.1X port authentication QoS: No. of hardware queues per port: 8* 802.1p queuing methods: SPQ, WRR, WFQ* Storm control: broadcast, multicast, unknown unicast (DLF)* Port-based rate limiting (ingress/egress) Rate limiting per IP/TCP/UDP per port Policy-based rate limiting 802.3x flow control 802.1p Class of Service (SPQ, WFQ, SPQ/WFQ combination capable) DiffServ (DSCP) Security: 802.1X* Port security* Layer 2 MAC filtering Layer 3 IP filtering Layer 4 TCP/UDP socket filteri Static MAC forwarding Multiple RADIUS servers* Multiple TACACS+ servers 802.1x VLAN and 802.1p assignment by RADIUS* Login authentication by RADIUS* Login authentication by TACACS+ TACACS+ accounting Authorization on RADIUS* Authorization on TACACS+ SSL* MAC freeze DHCP snooping IPv4* DHCP snooping IPv6 ARP inspection Static IP-MAC-Port binding Policy-based security filtering Port isolation IP source guard MAC search Guest VLAN* ACL packet filtering (IPv4/IPv6)* CPU protection Interface related trap enable/disable (by port) IPv6 Duplicated Address Detection Management, monitoring, configuration: SNMP v1, v2c, v3 SNMP trap group RMON (1, 2, 3, 9) ICMP echo/echo reply Syslog* IEEE 802.1AB LLDP IEEE 802.1AB LLDP-MED Custom default Syslog (IPv4/IPv6) Display port utilization* Support NebulaFlex for hybrid mod L2 features: L2 multicast IGMP snooping (v1, v2, v3)* IGMP snooping fast Leave Configurable IGMP snooping timer and priority IGMP snooping statistics IGMP throttling MVR support IGMP filtering IGMP snooping immediate leave IGMP proxy mode & snooping mode selection MLD snooping Power consumption: 474.3 Mean time between failures (MTBF): 502.509 Accessories included: Power cable Technical Documentation Assembly kit Power supply: 100 to 240 V AC, 50/60 Hz Dimensions: 441 x 270 x 44 mm Weight: 5.25