Your network is probably not using the DHCP protocol. Alternatively, the DHCP server may be slow or some network hardware is not working properly.
Azeṭṭa-inek·inem waqil ur iseqdac ara aneggaf DHCP. Neɣ ma ulac, aqeddac DHCP ahat ẓẓay neɣ kra n warrumen n uzeṭṭa ur teddun ara akken iwata.