Detail overview
   Buffalo - Bs-gs20 Series Bs-gs2048 - Switch - 48 Ports - Managed - Desktop, Rack-mountable (bs-gs2048). 
 Key Features : 
  Device Type : Switch - 48 Ports - Managed 
   Enclosure Type : Desktop, Rack-mountable 
   Subtype : Gigabit Ethernet 
   Ports : 46 X 10/100/1000 + 2 X Combo Gigabit Sfp + 2 X Sfp 
   Performance : Throughput : 1488095 Packets Per Second 
   Capacity : Virtual Interfaces (vlans) : 4094 
   Mac Address Table Size : 16384 Entries 
   Jumbo Frame Support : 9216 Bytes 
   Routing Protocol : Igmpv2, Igmp 
   Remote Management Protocol : Snmp 1, Rmon 1, Rmon 2, Rmon 3, Rmon 9, Snmp 2c, Http, Https 
   Encryption Algorithm : Md5, Tls, Peap 
   Authentication Method : Radius, Extensible Authentication Protocol (eap) 
   Features : Flow Control, Auto-negotiation, Trunking, Auto-uplink (auto Mdi/mdi-x), Igmp Snooping, Syslog Support, Dos Attack Prevention, Port Mirroring, Store And Forward, Mac Address Filtering, Broadcast Storm Control, Half Duplex Mode, Full Duplex Mode, Multicast Storm Control, Firmware Upgradable, Sntp Support, Spanning Tree Protocol (stp) Support, Rapid Spanning Tree Protocol (rstp) Support, Dhcp Snooping, Quality Of Service (qos), Ip Precedence, Fanless, Port Based Access Control, Dhcp Client, Energy Efficient Ethernet, Management Information Base (mib), Loop Prevention, Class Of Service (cos), Tagged Vlan, Diffserv Code Point (dscp) Support, 1.5mb Packet Buffer 
   Compliant Standards : Ieee 802.3, Ieee 802.3u, Ieee 802.1d, Ieee 802.1q, Ieee 802.3ab, Ieee 802.1p, Ieee 802.3x, Ieee 802.3ad (lacp), Ieee 802.1w, Ieee 802.1x, Ieee 802.3az 
   Ram : 128 Mb 
   Status Indicators : Power, Link/activity, Diagnostic 
 Expansion / Connectivity : 
   Interfaces : 48 X 1000base-t - Rj-45 ¦ 4 X - Sfp