Please help me with a message from the DHCP server (Mikrotik Omnitik):
Time Jan/02/1970 09:12:09
Message default offering lease 192.168.88.249 for 90:F6:52:32:CC:AD without success
Old clients (home computers) obtain addresses, and new customers do not get!
New client: Access Point TP-LINK 841ND
Previously, she worked!