Ns3552-8p-2s - 8+2 industrial gigabit managed poe+ switch

8-port 10/100/1000base-t with poe+ 2-ports sfp (fiber) 100/1000base-x rs-232 db9 console interface for basic switch management and setup high-performance switch architecture up to 20gbps non-blocking switch fabric 9k bytes jumbo frame support 8k mac address table, automatic source address learning and ageing igmp (v1/v2/v3) snooping, up to 255 multicast groups with igmp querier mode support, and mld (v1/v2) snooping, up to 255 multicast groups with mld querier mode support vlan support - up to 255 vlans groups out of 4094 vlan ids, mvr (multicast vlan registration), voice vlan, mac-based vlan, protocol-based vlan quality of service (qos), 802.1p priority, 802.1q vlan tag, dscp/tos field in ip packet ieee 802.3ad lacp / static trunk, supports 5 groups of 8-port trunk support advanced security mac filtering and source ip/mac address port-binding complies with ieee 802.3af / ieee 802.3at power over ethernet / end-span pse and up to 8 ieee 802.3af / 802.3at devices powered circuit protection prevent power interference between ports robust hardened design ip30 metal enclosure, din rail and wall mount design wide operating temperature range of -40ºc ~ +75ºc