The Dynamic Host Configuration Protocol (DHCP) functions as a specialized server intended to distribute IP information and other network details to client systems. In cases where a workstation has acquired IP configuration data from an incorrect DHCP server or if another workstation has been assigned the same IP address, you may need to initiate a renewal process and communicate with the DHCP server to release and reacquire your lease for obtaining new IP configuration parameters. Depending on the network's policies and administration, DHCP lease durations may be short, necessitating clients to renew their DHCP IP configurations. Shorter DHCP lease durations are typically utilized in environments where there is a limited pool of addresses that need to be conserved.
Procedures
Renew DHCP Lease via System Preferences






Using Mac Terminal





Helpful Tips
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Typically, on a MAC, en0 is designated for wired Ethernet, while en1 is for WiFi connections.
