The option mode can have 3 values: local, remote, global.
It indicates wether the daemon serves:
- loopback (local)
- external interface (remote)
- both (global)
Change-Id: Ibd6c25da692e607b8e0ce793da11cca88db050a2 Signed-off-by: José Bollo <jose.bollo@iot.bzh>