When link is down (e.g. cable unplugged, or NIC disconnected in ESXi) but the interface itself is not in disable state it is still returned as beeing A/D (administrative down) in VyOS 1.3. Instead it shoudl return u/D
VyOS 1.3
vyos@vyos:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description --------- ---------- --- ----------- eth0 - u/u eth1 - u/u eth2 - A/D
VyOS 1.2
vyos@vyos:~$ show interfaces Codes: S - State, L - Link, u - Up, D - Down, A - Admin Down Interface IP Address S/L Description --------- ---------- --- ----------- eth0 - u/u eth1 - u/u eth2 - u/D