HPE OfficeConnect 1920S 48G 4SFP PPoE+ 370W Switch – JL386A

– Ports : 48 autosensing 10/100/1000 ports (24-Ports PoE+, Cống suất tối đa : 370W, port : 30W); 4 Gigabit SFP ports.
– Memory and processor : ARM Cortex-A9 @ 400 MHz, 256 MB SDRAM, 64 MB flash; packet buffer: 1.5 MB
– Performance : 100 Mb Latency < 7 µs; : 1000 Mb Latency < 2 µs; Throughput up to 77.3 Mpps (64-byte packets); – ——    – Routing/Switching capacity 104 Gbps; Routing table size 32 entries; MAC address table size 16000
– Support : Quality of Service (QoS); Management; Connectivity; Layer 2 switching; Security; Convergence; Resiliency and high availability.
– Layer 3 services : Address Resolution Protocol (ARP): determines the MAC address of another IP host in the same subnet; supports static ARPs; gratuitous ARP allows detection of duplicate IP addresses; proxy ARP allows normal ARP operation between subnets or when subnets are separated by a Layer 2 network; DHCP relay: simplifies management of DHCP addresses in networks with multiple subnets.