When a DHCP lease expires, it should be removed from /etc/hosts, but this isn't always happening:
dhcpd[6380]: execute_statement argv[0] = /usr/libexec/vyos/system/on-dhcp-event.sh dhcpd[6380]: execute_statement argv[1] = release dhcpd[6380]: execute: bad arg 2
hostfile-update shared-network-name VLAN101 { authoritative subnet 172.16.101.0/24 { default-router 172.16.101.254 dns-server 172.16.101.254 domain-name guest.example.org failover { local-address 172.16.101.253 name VLAN101 peer-address 172.16.101.252 status secondary } lease 3600 range 0 { start 172.16.101.1 stop 172.16.101.250 } } }