Long issue of the DHCP IP address on mikrotik where to look?

Question

DHCP

When you initially connect the device to mikrotik via wifi and wire.
The address from the DHCP pool is issued for a long time - from several seconds 5 - 10 seconds to 1 minute. (an IP address is being obtained)
When connecting a device that has already received an address and its lease has not yet expired -
instantly.
Advise where to look

Tested and disabled rules firewall
MikroTik RB931-2nD (hAP mini)

Answer 1

The problem seems to have gone away after removing the bridge and re-creating it. Although the parameters of the bridge did not change. So it goes…

Answer 2

Is it in the Mikrotik logs that the IP time is indicated when the client connects? Or is it somehow looked at on the client? You need to look at the logs.

Answer 3

See the loading of the processor on Mikrotik, see if the pool of addresses is enough for everyone. Maybe your pool is over and Mikrotik is waiting for someone to fall off in order to give it to another.

Answer 4

Check that in the settings of a specific DHCP Server, the parameterAuthoritative=yes

Answer 5

Is there a switch? Ports in what mode?