KEA DHCP - Release

2020-09-19 12:27:22.571 DEBUG [kea-dhcp4.packets/12754.140204758890304] DHCP4_BUFFER_RECEIVED received buffer from 192.168.132.20:68 to 192.168.132.1:67 over interface eth0.6
2020-09-19 12:27:22.571 DEBUG [kea-dhcp4.options/12754.140204758890304] DHCP4_BUFFER_UNPACK parsing buffer received from 192.168.132.20 to 192.168.132.1 over interface eth0.6
2020-09-19 12:27:22.571 DEBUG [kea-dhcp4.packets/12754.140204758890304] DHCP4_PACKET_RECEIVED [hwtype=1 f4:8e:38:f0:02:d7], cid=[no info], tid=0x7656713f: DHCPRELEASE (type 7) received from 192.168.132.20 to 192.168.132.1 on interface eth0.6
2020-09-19 12:27:22.571 DEBUG [kea-dhcp4.packets/12754.140204758890304] DHCP4_QUERY_DATA [hwtype=1 f4:8e:38:f0:02:d7], cid=[no info], tid=0x7656713f, packet details: local_address=192.168.132.1:67, remote_address=192.168.132.20:68, msg_type=DHCPRELEASE (7), transid=0x7656713f,
options:
  type=012, len=019: "fabio-Inspiron-7559" (string)
  type=053, len=001: 7 (uint8)
  type=054, len=004: 192.168.132.1 (ipv4-address)
2020-09-19 12:27:22.571 DEBUG [kea-dhcp4.dhcpsrv/12754.140204758890304] DHCPSRV_MYSQL_GET_ADDR4 obtaining IPv4 lease for address 192.168.132.20
2020-09-19 12:27:22.571 DEBUG [kea-dhcp4.dhcpsrv/12754.140204758890304] DHCPSRV_MYSQL_DELETE_ADDR deleting lease for address 192.168.132.20
2020-09-19 12:27:22.591 INFO  [kea-dhcp4.leases/12754.140204758890304] DHCP4_RELEASE [hwtype=1 f4:8e:38:f0:02:d7], cid=[no info], tid=0x7656713f: address 192.168.132.20 was released properly.
2020-09-19 12:27:22.591 DEBUG [kea-dhcp4.dhcpsrv/12754.140204758890304] DHCPSRV_QUEUE_NCR_SKIP [hwtype=1 f4:8e:38:f0:02:d7], cid=[no info]: skip queuing name change request for lease: 192.168.132.20