Dhcp table not updating ip assignments later life dating
You can approach this by manually forcing the clients to check in.
In the Request phase, the client accepts the offer and requests the IP address.
If you insist on doing this from the server end of things, it should be possible to write a custom program to read the entries from a DHCP lease export, and register the addresses, but be sure to run it as the same account that DHCP uses for registrations, or else it may have trouble updating the entries in the future.
I am having a problem with my Windows Server 2008 R2 DHCP server.
After the client is configured, the DHCP server places a lease time on the address, which is based on the lease time setting in the DHCP options window (this value is set in seconds).
The Meraki MX appliance and Z1 teleworker gateway both provide a fully-featured DHCP service.
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This requires that the layer 3 switch or router between the MX and the DHCP clients have DHCP relay functionality configured to relay DHCP requests for that subnet to the MX.