[face] monkey2:019 PNG [/face] has a gigabit nic, 7 types of cable, the interface should also not bad, is every time I open the campus computer network speed is only 600 m, but in the equipment management there uninstall card (not) to unloading the driver detection hardware changes again, then go to the same place speed, speed basic maintain 1000 m, up and down and shaking, delay smaller [face] monkey2:019 PNG [/face] [face] monkey2:019 PNG [/face] [face] monkey2:019 PNG [/face] don't know what the situation, network card advanced Settings is changed according to the website, but a restart all in vain [face] monkey2:019 PNG [/face], every brother please