t('When at least one group is selected, only people of the listed groups can be part of conversations.')); ?>
t('Guests can still join public conversations.')); ?>
t('Users that cannot use Talk anymore will still be listed as participants in their previous conversations and also their chat messages will be kept.')); ?>
t('Specify commands the users can use in chats')); ?>
t('A STUN server is used to determine the public IP address of participants behind a router.')); ?>
t('The TURN server is used to proxy the traffic from participants behind a firewall.')); ?>
t('An external signaling server can optionally be used for larger installations. Leave empty to use the internal signaling server.')) ?>