[ubuntu] Network Manager Downgrade?

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http://ubuntuforums.org – Hidden wireless WPA security Precise network manager works fine on my Acer Aspire 1 netbook and this Ascer Aspire 5253 widescreen notebook Network controller: Broadcom Corporation BCM43225 802.11b/g/n (rev 01) The Aspire 1 netbook with a lot of fuss I can connect with QQ rarely connects automatically instead Disconnects automatically. The netbook will connect manyually if I do a sudo dhclient wlan0 wait 5 seconds do a Ctrl-c. QQ network manager drop down menu's very slow, sometimes up to a minute to respond to keying in the network name. Yes there's a lau (Hardware)