More on my workaround: it's independent of the network, so I just added this line to my /etc/rc.local:
# Set wireless to 54Mb/s iwconfig wlan0 rate 54M
More on my workaround: it's independent of the network, so I just added this line to my /etc/rc.local:
# Set wireless to 54Mb/s
iwconfig wlan0 rate 54M