WPA2 Without Network Manager ============================ This shows how to configure roaming with WPA2-encrypted WLAN networks. The following is my adaption of https://zivwiki.uni-muenster.de/bin/view/Anleitungen/WirelessLANSetupDebian#3_WPA_configuration_for_roaming. ``/etc/network/interfaces`` (*ath1* is the wlan interface, *some_essid* and *another_essid* are "virtual interfaces" defined in ``/etc/wpa_supplicant/roam.conf``):: auto lo iface lo inet loopback auto ath1 allow-hotplug ath1 iface ath1 inet manual wpa-driver wext wpa-roam /etc/wpa_supplicant/roam.conf iface home inet dhcp iface uni inet dhcp ``/etc/wpa_supplicant/roam.conf``:: ctrl_interface=/var/run/wpa_supplicant ctrl_interface_group=0 ap_scan=1 fast_reauth=1 eapol_version=1 network={ id_str="home" ssid= psk= priority=5 } network={ id_str="uni" ssid= psk= priority=3 } Some Hints ---------- Manual control:: ifup ath1 # brings up the pysical interface while redirecting control to wpa_supplicant wpa_cli # type help or status... wpa_action home stop wpa_action uni reload # ...