Huawei AR500 Series Manual page 92

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Attribute
Interface attribute
Frame format
Network protocol
Cable type
USB interface
Do not remove the USB flash drive during a USB-based deployment. Otherwise, the system
will restart.
The USB interface supports USB 2.0 devices and provides upload and download speeds of
480 Mbit/s. You can use the USB interface to upload or download configuration and
application files to the flash memory.
Table 3-78 USB interface attributes
Attribute
Connector type
Standards compliance
Working mode
LTE antenna interface
LTE antenna interfaces of a router include a MAIN interface (for the primary antenna) and a
DIV interface (for the secondary antenna). The primary and secondary antennas work
together. The primary antenna transmits and receives LTE signals, and the secondary antenna
helps improve the quality of received LTE signals.
attributes.
Issue 10 (2019-03-06)
Table 3-78
Copyright © Huawei Technologies Co., Ltd.
Description
MDI/MDIX
NOTE
l MDI stands for medium dependent interface,
an Ethernet interface connection mode.
Ethernet interfaces of most network interface
cards (NICs) are MDI interfaces.
l MDIX stands for medium dependent
interface crossover, a version of MDI. MDIX
interfaces are usually used on hubs or LAN
switches.
Ethernet_II, Ethernet_SAP, Ethernet_SNAP
IP
6.6 Ethernet Cable
lists USB interface attributes.
Description
TYPE-A
USB 2.0
Host
Table 3-79 lists LTE antenna interface
3 Chassis
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