dcg-2/ipv4: show protocols all ospf1

ospf1 OSPF master up 2019-07-15 19:26:57 Running

Preference:     150
  Input filter:   only_loopbacks
  Output filter:  only_loopbacks
  Routes:         6 imported, 2 exported, 5 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:             43          0         23          0         20
    Import withdraws:           10          0        ---         28          5
    Export updates:       10802841         19   10802820        ---          2
    Export withdraws:       231897        ---        ---        ---          0