Combo máy chủ và thiết bị chuyển mạch (Combo switch/ serial device servers) - Moxa

Model: NPort S8455I

Features and Benefits:

  •  4-port RS-232/422/485 serial device server
  •  Serial QoS for configuring serial data transmission priority
  •  2 kV isolation protection for each serial port (S8455I only)
  •  Adjustable pull high/low resistor for RS-485 ports (S8455I only)
  •  Built-in managed Ethernet switch
  •  S8455I fiber models: 2 fiber Ethernet ports and 3 Ethernet ports
  •  S8455I all-copper models: 5 Ethernet ports
  •  S8458 models: 4 fiber Ethernet ports and 4 Ethernet ports
  •  Ethernet redundancy with Turbo Ring and Turbo Chain (recovery time < 20 ms) or RSTP/STP (IEEE 802.1w/D) supported
  •  QoS, IGMP-snooping/GMRP, VLAN, LACP, SNMPv1/v2c/v3, RMON supported
  •  Surge protection for serial, Ethernet, and power