Description of problem: physical ovs port would be bound to local net logical switch port if set external_ids:iface-id Version-Release number of selected component (if applicable): ovn2.13-20.12.0-9 How reproducible: Always Steps to Reproduce: systemctl start ovn-northd ovn-nbctl set-connection ptcp:6641 ovn-sbctl set-connection ptcp:6642 systemctl start openvswitch ovs-vsctl set open . external_ids:system-id=hv0 external_ids:ovn-remote=tcp:1.1.173.25:6642 external_ids:ovn-encap-type=geneve external_ids:ovn-encap-ip=1.1.173.25 systemctl start ovn-controller ovs-vsctl add-br br-ln ovs-vsctl set open . external_ids:ovn-bridge-mappings=lnfoo:br-ln ovn-nbctl ls-add ls1 ovn-nbctl lsp-add ls1 ls1p1 ovn-nbctl lsp-set-addresses ls1p1 "00:00:00:01:01:01" ovn-nbctl lsp-add ls1 ls1p2 ovn-nbctl lsp-set-addresses ls1p2 "00:00:00:01:01:02" ovn-nbctl lsp-add ls1 ls1_ln ovn-nbctl lsp-set-type ls1_ln localnet ovn-nbctl lsp-set-addresses ls1_ln unknown ovn-nbctl lsp-set-options ls1_ln network_name=lnfoo ip netns add ls1p1 ovs-vsctl add-port br-int ls1p1 -- set interface ls1p1 type=internal external_ids:iface-id=ls1p1 ip link set ls1p1 netns ls1p1 ip netns exec ls1p1 ip link set ls1p1 address 00:00:00:01:01:01 ip netns exec ls1p1 ip link set ls1p1 up ip netns exec ls1p1 ip addr add 1.1.1.1/24 dev ls1p1 ip netns exec ls1p1 ip addr add 1111::1/64 dev ls1p1 ip netns add ls1p2 ovs-vsctl add-port br-int ls1p2 -- set interface ls1p2 type=internal external_ids:iface-id=ls1p2 ip link set ls1p2 netns ls1p2 ip netns exec ls1p2 ip link set ls1p2 address 00:00:00:01:01:02 ip netns exec ls1p2 ip link set ls1p2 up ip netns exec ls1p2 ip addr add 1.1.1.2/24 dev ls1p2 ip netns exec ls1p2 ip addr add 1111::2/64 dev ls1p2 ip netns add foo1 ovs-vsctl add-port br-ln foo1 -- set interface foo1 type=internal ip link set foo1 netns foo1 ip netns exec foo1 ip link set foo1 up ip netns exec foo1 ip addr ad 1.1.1.3/24 dev foo1 ip netns exec foo1 ip addr add 1111::3/64 dev foo1 ip netns add ls1_ln ovs-vsctl add-port br-int ls1_ln -- set interface ls1_ln type=internal external_ids:iface-id=ls1_ln ip link set ls1_ln netns ls1_ln ip netns exec ls1_ln ip link set ls1_ln up ip netns exec ls1_ln ip addr add 1.1.1.10/24 dev ls1_ln ip netns exec ls1_ln ip addr add 1111::10/64 dev ls1_ln ovn-sbctl show ip netns exec ls1p1 ping 1.1.1.3 -c 1 Actual results: [root@wsfd-advnetlab21 test]# ovn-sbctl show Chassis hv0 hostname: wsfd-advnetlab21.anl.lab.eng.bos.redhat.com Encap geneve ip: "1.1.173.25" options: {csum="true"} Port_Binding ls1_ln <=== localnet port is bound Port_Binding ls1p1 Port_Binding ls1p2 fail to ping 1.1.1.3 Expected results: localnet should not be bound, and ping passed Additional info: [root@wsfd-advnetlab21 test]# rpm -qa | grep -E "openvswitch2.13|ovn2.13" ovn2.13-central-20.12.0-9.el8fdp.x86_64 openvswitch2.13-2.13.0-93.el8fdp.x86_64 ovn2.13-host-20.12.0-9.el8fdp.x86_64 ovn2.13-20.12.0-9.el8fdp.x86_64