Cudy GS2048PS4 Managed L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) Black

Product colour: Black
LED indicators: Link, Power, PoE, Activity
Reset button: Yes
AC input frequency: 50/60 Hz
AC input voltage: 100 - 240 V
Power source: AC
Surge protection: Yes
Surge protection voltage: 8 kV
Security algorithms: SNMPv2, SNMP
MAC address filtering: Yes
Loop protection: Yes
IP-MAC-Port binding: Yes
Access Control List (ACL): Yes
Queue scheduling algorithms: Weighted Round Robin (WRR), Strict Priority Queue (SPQ)
Authentication type: AAA, IEEE 802.1x, RADIUS
DHCP features: DHCP server, DHCP Option 82, DHCP snooping, DHCP client, DHCP relay
MAC address entries: Static MAC address entries
IGMP snooping: Yes
Operating relative humidity (H-H): 5 - 95%
Storage temperature (T-T): -40 - 70 °C
Operating temperature (T-T): 0 - 40 °C
Quality of Service (QoS) support: Yes
Switch type: Managed
Configuring Location Settings (CLI): Yes
System event log: Yes
Switch layer: L2
Full duplex: Yes
VLAN support: Yes
Networking standards: IEEE 802.3af, IEEE 802.3at, IEEE 802.3x, IEEE 802.3u, IEEE 802.3, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3bt
Auto-negotiation: Yes
Port mirroring: Yes
MAC address auto-learning supported: Yes
Half duplex: Yes
Virtual LAN features: Voice VLAN, MAC address-based VLAN, IP subnet–based VLAN, Port-based VLAN, VLAN mapping
10G support: Yes
Flow control support: Yes
Number of VLANs: 4096
Link aggregation: Yes
Spanning tree protocol: Yes
Broadcast storm control: Yes
Auto-sensing: Yes
Processor frequency: 400 MHz
Flash memory: 64 MB
Internal memory: 2048 MB
Firmware upgradeable: Yes
Memory type: DDR3-SDRAM
Mean time between failures (MTBF): 50000 h
Processor model: ARM Cortex-A9
Built-in processor: Yes
Cables included: AC
Routing protocols: VRRP, OSPFv2, RIP-1, RIP-2
USB 2.0 ports quantity: 1
Console port: RJ-45
Basic switching RJ-45 Ethernet ports quantity: 48
SFP+ module slots quantity: 4
Gigabit Ethernet (copper) ports quantity: 48
Basic switching RJ-45 Ethernet ports type: Gigabit Ethernet (10/100/1000)
Switching capacity: 176 Gbit/s
Packet buffer memory: 2 MB
Forwarding rate: 130.944 Mpps
Number of queues: 8
MAC address table: 32000 entries
Jumbo frames support: Yes
Jumbo frames: 12000
Power over Ethernet (PoE) ports quantity: 48
Power over Ethernet (PoE): Yes
Total Power over Ethernet (PoE) budget: 720 W
Power over Ethernet (PoE) power per port: 90 W
Multicast support: Yes