After connecting to an AP -- ath5k doesn't appear to scan afterwards -- so if you disconnect from the AP you need to reload the module (ath5k) modprobe -r ath5k modprobe ath5k. This is likely related to some other threads related to the stability of the connection with ath5k.....
Update on comment 102:
After connecting to an AP -- ath5k doesn't appear to scan afterwards -- so if you disconnect from the AP you need to reload the module (ath5k) modprobe -r ath5k modprobe ath5k. This is likely related to some other threads related to the stability of the connection with ath5k.....