Description
Automatic detection of MDI / MDIX
All ports support auto-polarity MDI / MDIX. This eliminates the need for crossover cables or ports uplink. Any port can be connected to a server, hub, router, or switch using “direct» Ethernet-twisted-pair.
Flow Control
All ports support flow control 802.3x. This feature allows you to prevent the loss of packets by transmitting a signal of a possible buffer overflow. The suspension continues until the packet until the port is ready to receive new data. This provides a reliable connection of all connected devices.
The MB492dn A4 mono multifunction printer combines 4-in-1 automatic duplex copying, printing, scanning and fax functions with high print quality. Ideal for demanding users, the high-performance multifunction printer delivers fast, efficient output at print speeds of 40ppm. 
The ThinkPad USB 3.0 Ultra Dock (40A8) is an universal USB docking solution that not only delivers a premium display experience (up to 4k2k resolution via DisplayPort), but also provides quick and easy connection to all the workspace peripherals you use every day. Simply plug in a single USB 3.0 cable into your Lenovo PC for instant access to up to two external monitors, USB ports, Gigabit Ethernet, headphones/speakers, USB printers, scanners, keyboard, mouse and so on for daily use. The Dock can also charge your mobile devices via two USB always power on ports. 
Built-in High Gain Dual-Polarized Antenna Dedicated metal reflector ensures higher gain and lower noise interference 
