Detail overview
   Hpe Jl259a Aruba 2930f 48g 4sfp+ - Switch - 48 Ports - Managed - Rack-mountable : 
 Key Features : 
  Device Type : Switch - 24 Ports - L3 - Managed - Stackable 
   Enclosure Type : Rack-mountable - 1u 
   Subtype : Gigabit Ethernet 
   Ports : 24 X 10/100/1000 + 4 X Gigabit Sfp (uplink) 
   Performance : Throughput : 41.7 Mpps 
   Switching Capacity : 56 Gbps 
   Latency (1 Gbps) : 3.8 Μs 
   Capacity : Jumbo Frame Size : 9220 ¦ Ipv4 Routing Table Entries : 10000 ¦ Ipv6 Routing Table Entries : 5000 
   Mac Address Table Size : 32k Entries 
   Routing Protocol : Ospf, Rip, Rip-1, Rip-2, Bgp, Igmpv2, Igmp, Ospfv2, Static Ip Routing, Igmpv3, Ospfv3, Static Ipv4 Routing, Static Ipv6 Routing, Ripng, Mld, Cidr 
   Remote Management Protocol : Snmp 1, Snmp 2, Rmon 1, Snmp, Telnet, Snmp 3, Snmp 2c, Ssh, Ssh-2, Cli, Xrmon 
   Encryption Algorithm : Md5, Ssl 
   Authentication Method : Radius, Pap, Chap, Tacacs, Tacacs+ 
   Features : Flow Control, Full Duplex Capability, Dhcp Support, Bootp Support, Arp Support, Vlan Support, Igmp Snooping, Syslog Support, Diffserv Support, Ipv6 Support, Sntp Support, Sflow, Spanning Tree Protocol (stp) Support, Multiple Spanning Tree Protocol (mstp) Support, Access Control List (acl) Support, Quality Of Service (qos), Jumbo Frames Support, Dhcp Server, Stp Root Guard, Uni-directional Link Detection (udld), Lldp Support, Link Aggregation Control Protocol (lacp), Management Information Base (mib), Mac Address Lockout, Dynamic Arp Protection, Dhcp Protection, Dynamic Vlan Support (gvrp), Multiple Vlan Registration Protocol (mvrp), Neighbor Discovery Protocol (ndp), Class Of Service (cos), Type Of Service (tos), Openflow Support, Cpu Protection, Internet Control Message Protocol (icmp), Icmp Router Discovery Protocol (irdp), Virtual Extensible Lan (vxlan), Management Information Base (mib) Ii 
   Compliant Standards : Ieee 802.1d, Ieee 802.1q, Ieee 802.1p, Ieee 802.3af, Ieee 802.3x, Ieee 802.3ad (lacp), Ieee 802.1w, Ieee 802.1x, Ieee 802.1s, Ieee 802.1ad, Ieee 802.1v, Ieee 802.1ab (lldp), Ieee 802.3at, Ieee 802.3az, Ieee 802.1ax 
   Processor : 1 X Arm Cortex-a9 : 1.016 Ghz 
   Ram : 1 Gb - Ddr3 Sdram 
   Flash Memory : 4 Gb 
 Expansion / Connectivity : 
 Interfaces : 
   24 X 1000base-t - Rj-45 
   4 X Gigabit Lan - Sfp 
   1 X Serial (console) 
 Expansion Slots : 
   1 (total) / 1 (free) X Expansion Slot 
   Installed Modules Qty (max) : 0 (installed) / 4 (max) 
 Power : 
   Power Device : Internal Power Supply 
   Installed Qty : 1 
   Voltage Required : Ac 120 V 
   Power Consumption Operational : 29.3 Watt