"Computer network" knowledge Point record

The UDP port used by the DHCP client is 68

The UDP port used by the DHCP server is 67

DHCP: The client sends a DHCP discovery message to the server (source IP: All 0 has no IP, destination IP: All 1 in this webcast), multiple DHCP servers can send DHCP delivery messages to customers, clients select one and send The DHCP Request packet , the server sends the DHCP acknowledgment message . The lease period is more than half. The client sends the request message , updates the lease period, if the server agrees, sends the acknowledgement message , otherwise, sends back the denial message . The client then needs to reapply for the IP. A DHCP release message can be sent if the client terminates the service prematurely.

"Computer network" knowledge Point record