1. have u ever heard about the 42 channel ?

2. if someone else very close to my AP has use the channel i already used,and he/she doesn't open the ssid broadcast option,how can i see him/her?
they'll never show up in my scan results. but my download speed will be drop down to the limit.

3. according to the 802.11g,channel 6 has not interfere with only the 1 and 11 channel, it can use the dual channel to both sending and receiving packets in the same time. and channel 345 789 has cross over the #6 frequence range