HP A5500-48G SI JD370A Layer 2/3 Switch, 48x RJ-45 Gigabit Ethernet, 264 MHz processor, 128MB SDRAM, Ethernet 1000Base-T, Ethernet 100Base-TX, Ethernet 10Base-T, 1x LSPM1CX2P 2-Port 10GbE Local Connect Stacking Module 2 x 10GBase-X Ports, ARP support, Access Control List (ACL) support, Broadcast Storm Control, Committed Access Rate (CAR), DHCP snooping, IGMP snooping, IPv6 support, Jumbo Frames support, MAC address filtering, MLD snooping, Quality of Service (QoS), VLAN support, flow control, layer 2 switching, port mirroring, store and forward, Secure Shell v.2 (SSH2), internal power supply
More info: https://techlibrary.hpe.com/device_help/H3C-Manuals/5500-HI/5500-HI-Installation-Guide(20111031).pdf
