root@pve1:~# ip address
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master vmbr0 state UP group default qlen 1000
link/ether 44:a8:42:39:f3:3e brd ff:ff:ff:ff:ff:ff
altname enp1s0f0
3: eno2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 44:a8:42:39:f3:3f brd ff:ff:ff:ff:ff:ff
altname enp1s0f1
4: eno3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 44:a8:42:39:f3:40 brd ff:ff:ff:ff:ff:ff
altname enp2s0f0
5: eno4: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether 44:a8:42:39:f3:41 brd ff:ff:ff:ff:ff:ff
altname enp2s0f1
6: vmbr0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 44:a8:42:39:f3:3e brd ff:ff:ff:ff:ff:ff
inet 192.168.86.5/24 scope global vmbr0
valid_lft forever preferred_lft forever
inet6 fe80::46a8:42ff:fe39:f33e/64 scope link
valid_lft forever preferred_lft forever
15: tap100i0: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master fwbr100i0 state UNKNOWN group default qlen 1000
link/ether 46:ad:ac:d3:4f:f7 brd ff:ff:ff:ff:ff:ff
16: fwbr100i0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
link/ether 9a:90:e9:b8:d1:d8 brd ff:ff:ff:ff:ff:ff
17: fwpr100p0@fwln100i0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master vmbr0 state UP group default qlen 1000
link/ether f6:ed:df:f4:b5:d1 brd ff:ff:ff:ff:ff:ff
18: fwln100i0@fwpr100p0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master fwbr100i0 state UP group default qlen 1000
link/ether ce:bb:9a:46:90:07 brd ff:ff:ff:ff:ff:ff
root@pve1:~# cat /etc/network/interfaces
auto lo
iface lo inet loopback
iface eno1 inet manual
auto vmbr0
iface vmbr0 inet static
address 192.168.86.5/24
gateway 192.168.86.1
bridge-ports eno1
bridge-stp off
bridge-fd 0
iface eno2 inet manual
iface eno3 inet manual
iface eno4 inet manual