This option silently authenticates you to proxies when you have saved credentials for them. You will be prompted if authentication fails.
Aɣewwaṛ-a a k-isesteb s wudem awurman deg iqeddacen n apruksi, anda awal uffir yekles. Ticki asesteb ur yeddi ara, a k-d-nessuter awal uffir.