The update request that may have added the l2 provisioning block for the router port was:
``` Aug 30 18:47:37.819498 np0038347053 neutron-server[151219]: DEBUG neutron.tests.unit.plugins.ml2.drivers.mechanism_logger [None req-0a3bd173-d64e-4a84-8704-59063a3d0959 None None] update_port_precommit: Aug 30 18:47:37.819498 np0038347053 neutron-server[151219]: key[binding:host_id], -> np0038347053 ```
The update request that may have added the l2 provisioning block for the router port was:
``` server[ 151219] : DEBUG neutron. tests.unit. plugins. ml2.drivers. mechanism_ logger [None req-0a3bd173- d64e-4a84- 8704-59063a3d09 59 None None] update_ port_precommit: server[ 151219] : key[binding: host_id] , -> np0038347053
Aug 30 18:47:37.819498 np0038347053 neutron-
Aug 30 18:47:37.819498 np0038347053 neutron-
```