We got some OpenWRT based VPN gateways which we use to circumvent network obsticals like NATs or Firewalls. At the moment we got:
The default install is not capable authenticating to a WPA PEAP wireless network. You will need to deinstall the wpad-mini package and replace it with the full wpa-supplicant version. According to https://wiki.openwrt.org/doc/uci/wireless/encryption#configure_wpa2_enterprise_client_peap-gtc_using_one_time_password_otp (untested)