especificaciones

• 24 ports for 10/100TX plus one expansion slot offering a choice of 100Base-FX, GBIC and Mini-GBIC ports
  
• Supports in-band and out-of-band management
  
• LED status indicators for: power (PWR), link (LNK), Activity (ACT), collision (COL), full duplex (FD)
  
• Slim standalone form
  
• Management via SNMP, web browser, menu-driven, Telnet, CLI and RS-232 console
  
• Supports 14K MAC address entries
  
• 3Mb frame buffer with non-blocking architecture
  
• Supports multicast rate limitation
  
• Supports port-based VLAN
  
• Store-and-forward switching technology
  
• TFTP and HTTP firmware upgrade-able
  
• Supports Jumbo frames up to 1536 bytes
  
• Auto-negotiation and Auto MDI support on RJ-45 port
  
• Supports 802.3x flow control for full-duplex mode and collision-based backpressure for half-duplex mode
  
• FCC Class A & CE approved

descripción

The NSH-550+ offers features such as QoS, port-based VLAN, tag-based VLAN, port trunking, port mirroring, IGMP snooping and many more. 
Whether managing from an ’in-band’ SNMP management station or internet web browser, or ’out-of-band’ on the RS-232 console port, the NSH-550+ facilitates network monitoring, management and troubleshooting.