hi i would like to checked with acer. i am not able to attain any other speed other then 100mpbs from my acer aspire E1 -421. i do not know how come. when i purchase it just 2mth back. i tested other laptop such as my dell inspirion 1420 my compaq pesario 320 my other acer v5 i am able to attain 300 mpbs with my lan port direct from the modem. but when i use my new acer aspire E1 -421 i am not able to attain anything above 100mpbs. can i know what is the reason. i called to the helpdesk and taught me to uninstalled the gigabit driver and reboot the system i am also unable to attain the expected bandwith. is it something wrong with my laptop or the driver or the mother board. pls i am using this laptop for work instead of for home usage. i am working for a telco company in singapore and i am using the equipment for installation for Fiber Optics. i am not able to prove to customer tht the bandwith they applied for with this laptop. can anyone assist me.