$ brctl show bridge name bridge id STP enabled interfaces br-ca218df37e76 8000.0242bf370a3c no veth1904230 veth8501549 vetha89cb54 docker0 8000.02422ca44e9c no virbr0 8000.525400f96568 yes virbr0-nic virbr1 8000.525400a85f07 yes virbr1-nic $ ip l 1: lo: mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: enp3s0: mtu 1500 qdisc fq_codel state UP mode DEFAULT group default qlen 1000 link/ether 08:60:6e:c1:29:c3 brd ff:ff:ff:ff:ff:ff 3: enp5s0: mtu 1500 qdisc fq_codel state UNKNOWN mode DEFAULT group default qlen 1000 link/ether 00:40:f4:5c:0f:5a brd ff:ff:ff:ff:ff:ff 4: docker0: mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default link/ether 02:42:2c:a4:4e:9c brd ff:ff:ff:ff:ff:ff 5: br-ca218df37e76: mtu 1500 qdisc noqueue state UP mode DEFAULT group default link/ether 02:42:bf:37:0a:3c brd ff:ff:ff:ff:ff:ff 7: veth1904230@if6: mtu 1500 qdisc noqueue master br-ca218df37e76 state UP mode DEFAULT group default link/ether c6:cd:22:4b:d8:f4 brd ff:ff:ff:ff:ff:ff link-netnsid 2 9: veth8501549@if8: mtu 1500 qdisc noqueue master br-ca218df37e76 state UP mode DEFAULT group default link/ether 1a:23:1c:a8:e5:88 brd ff:ff:ff:ff:ff:ff link-netnsid 0 11: vetha89cb54@if10: mtu 1500 qdisc noqueue master br-ca218df37e76 state UP mode DEFAULT group default link/ether 3a:b9:0a:63:1a:b8 brd ff:ff:ff:ff:ff:ff link-netnsid 1 12: virbr0: mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default qlen 1000 link/ether 52:54:00:f9:65:68 brd ff:ff:ff:ff:ff:ff 13: virbr0-nic: mtu 1500 qdisc fq_codel master virbr0 state DOWN mode DEFAULT group default qlen 1000 link/ether 52:54:00:f9:65:68 brd ff:ff:ff:ff:ff:ff 28: virbr1: mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default qlen 1000 link/ether 52:54:00:a8:5f:07 brd ff:ff:ff:ff:ff:ff 29: virbr1-nic: mtu 1500 qdisc fq_codel master virbr1 state DOWN mode DEFAULT group default qlen 1000 link/ether 52:54:00:a8:5f:07 brd ff:ff:ff:ff:ff:ff $ ip a 1: lo: 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: enp3s0: mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether 08:60:6e:c1:29:c3 brd ff:ff:ff:ff:ff:ff 3: enp5s0: mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 1000 link/ether 00:40:f4:5c:0f:5a brd ff:ff:ff:ff:ff:ff inet 192.168.178.101/24 brd 192.168.178.255 scope global dynamic noprefixroute enp5s0 valid_lft 846521sec preferred_lft 846521sec inet6 fe80::831b:585b:35d4:496a/64 scope link noprefixroute valid_lft forever preferred_lft forever 4: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2c:a4:4e:9c brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0 valid_lft forever preferred_lft forever 5: br-ca218df37e76: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:bf:37:0a:3c brd ff:ff:ff:ff:ff:ff inet 172.18.0.1/16 brd 172.18.255.255 scope global br-ca218df37e76 valid_lft forever preferred_lft forever inet6 fe80::42:bfff:fe37:a3c/64 scope link valid_lft forever preferred_lft forever 7: veth1904230@if6: mtu 1500 qdisc noqueue master br-ca218df37e76 state UP group default link/ether c6:cd:22:4b:d8:f4 brd ff:ff:ff:ff:ff:ff link-netnsid 2 inet6 fe80::c4cd:22ff:fe4b:d8f4/64 scope link valid_lft forever preferred_lft forever 9: veth8501549@if8: mtu 1500 qdisc noqueue master br-ca218df37e76 state UP group default link/ether 1a:23:1c:a8:e5:88 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::1823:1cff:fea8:e588/64 scope link valid_lft forever preferred_lft forever 11: vetha89cb54@if10: mtu 1500 qdisc noqueue master br-ca218df37e76 state UP group default link/ether 3a:b9:0a:63:1a:b8 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::38b9:aff:fe63:1ab8/64 scope link valid_lft forever preferred_lft forever 12: virbr0: mtu 1500 qdisc noqueue state DOWN group default qlen 1000 link/ether 52:54:00:f9:65:68 brd ff:ff:ff:ff:ff:ff inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0 valid_lft forever preferred_lft forever 13: virbr0-nic: mtu 1500 qdisc fq_codel master virbr0 state DOWN group default qlen 1000 link/ether 52:54:00:f9:65:68 brd ff:ff:ff:ff:ff:ff 28: virbr1: mtu 1500 qdisc noqueue state DOWN group default qlen 1000 link/ether 52:54:00:a8:5f:07 brd ff:ff:ff:ff:ff:ff inet 192.168.179.1/24 brd 192.168.179.255 scope global virbr1 valid_lft forever preferred_lft forever 29: virbr1-nic: mtu 1500 qdisc fq_codel master virbr1 state DOWN group default qlen 1000 link/ether 52:54:00:a8:5f:07 brd ff:ff:ff:ff:ff:ff