2. OSPF is broken. Massive messages: 2018-04-18T22:23:14.504801+03:00 kv-per37k7-rtr01.sysadm.in.ua route,ospf,info Ignoring Link State Acknowledgment packet: wrong peer state 2018-04-18T22:23:14.504801+03:00 kv-per37k7-rtr01.sysadm.in.ua route,ospf,info state=Init Resolved. Caused by wrong NAT rul...