Zertifikat runterladen

wget -O /etc/ssl/certs/cacert.org.pem https://www.cacert.org/certs/root.crt

Create a file /etc/netctl/c-base-crew-5ghz.conf with this content (change $crewname and $password to your crew name and password):

Description='Automatically generated profile by wifi-menu'
Interface=wlan0
Connection=wireless
Security=wpa-configsection
ESSID=c-base-crew-5ghz
IP=dhcp
IP6=static                                                                      
Address6=('2a02:f28:4::/64')                                                
Gateway6='2a02:f28:4::1'
Priority=2
WPAConfigSection=(
    'ssid="c-base-crew-5ghz"'
    'key_mgmt=WPA-EAP'
    'eap=PEAP'
    'group=TKIP CCMP'
    'pairwise=TKIP CCMP'
    'anonymous_identity="$crewname"'
    'identity="$crewname"'
    'password="$password"'
    'priority=1'
    'phase2="auth=MSCHAPV2"'
    'ca_cert="/etc/ssl/certs/cacert.org.pem"'
    'subject_match="/C=DE/ST=Berlin/L=Berlin/O=c-base e.V./CN=wlan.cbrp3.c-base.org"'
)

Enable the profile with:

netctl enable c-base-crew-5ghz

And start it with:

netctl switch-to c-base-crew-5ghz

To use the 2.4GHz network remove -5ghz to the network and filename.