Usb Port; 10/100/1000Base-T Autosensing Ethernet Port - NEC QX-S5500G Series Installation Manual

Installation Guide
QX-S5500G Series Ethernet Switches
 NOTE:
A management Ethernet port is used for an upgrade of software and network management (SNMP and Telnet,
etc.). It isn't possible to use for switching between the interface ports.

10.1.3 USB port

The QX-S5500G Series has one OHC-compliant USB2.0 port that can upload and
download data at a rate up to 480 Mbps. You can use this USB port to access the file
system on the flash of the switch, for example, to upload or download application and
configuration files.
 NOTE:
Use option items of QX series designation for the USB memory used by the switch.

10.1.4 10/100/1000BASE-T autosensing Ethernet port

Every QX-S5500G Series has 10/100/1000BASE-T autosensing Ethernet ports.
Connector type
Interface attributes
Cable
Max transmission distance
Standards
Table 10-3 10/100/1000BASE-T autosensing Ethernet port specifications
Item
RJ-45
10/100/1000Mbps, full duplex
Category-5 (or above) twisted pair cable
100 m (328.08 ft.) over category-5 twisted pair cable
IEEE 802.3i
IEEE 802.3u
IEEE 802.3ab
Specification
10-2
10. Appendix C Ports and LEDs