TP-Link TL-SG2452P T1600G-52PS JetStream 48-Port Gigabit Smart Switch with 4 SFP Slots 802.1Q VLAN Port Security Storm control L2/L3/L4 QoS IGMP snooping Supports 48 802.3at/af-compliant PoE+ ports with a total power supply of 384W L2+ Feature——Static Routing, helps route internal traffic for more efficient use of network resources IP-MAC-Port Binding, ACL, Port Security, DoS Defend, Storm control, DHCP Snooping, 802.1X and Radius Authentication provide you robust security strategies L2/L3/L4 QoS and IGMP PERFORMANCE Bandwidth/Backplane 104Gbps Packet Forwarding Rate 77.4Mpps MAC Address Table 16K Jumbo Frame 9KB Layer 2 Features Link Aggregation Control Protocol (LACP) Up to 512 VLANs simultaneously(out of 4K VLAN IDs) STP/RSTP/MSTP IGMP Snooping Quality of Service 4 priority queues Support IEEE 802.1P DSCP QoS Rate limit feature Security Strategies Access Control List (L2~L4 ACL) Port Security Storm Control SSL and SSH encryptions Management Web-based GUI Command Line Interface(Telnet) SNMP v1/v2c/v3 RMON (1,2,3,9 group) HARDWARE FEATURES Standards and Protocols IEEE 802.3i, IEEE 802.3u, IEEE 802.3ab, IEEE802.3z, IEEE 802.3ad, IEEE 802.3x, IEEE 802.1d, IEEE 802.1s, IEEE 802.1w, IEEE 802.1q, IEEE 802.1p Interface 48 10/100/1000Mbps RJ45 Ports (Auto Negotiation/Auto MDI/MDIX) 4 Gigabit SFP Slots Network Media 10BASE-T: UTP category 3, 4, 5 cable (maximum 100m) 100BASE-TX/1000Base-T: UTP category 5, 5e or above cable (maximum 100m) 1000BASE-X: MMF, SMF Fan Quantity 2 Power Supply 100~240VAC, 50/60Hz Power Consumption Maximum: 40.1W (220V/50Hz) Dimensions ( W x D x H ) 17.3*10.2*1.7 in.(440*260*44 mm) SOFTWARE FEATURES Quality of Service Support 802.1p CoS/DSCP priority Support 4 priority queues Queue scheduling: SP, WRR, SP+WRR Port/Flow-based Rate Limiting Voice VLAN L2 Features IGMP Snooping V1/V2/V3 802.3ad LACP(Up to 6 aggregation groups, containing 4 ports per group) Spanning Tree STP/RSTP/MSTP