sauerstoff: show protocols all ospfipv4

ospfipv4 OSPF ospf4 up 2021-03-01 Running

Channel ipv4
State:          UP
Table:          ospf4
Preference:     150
Input filter:   ACCEPT
Output filter:  ACCEPT
Routes:         30 imported, 4 exported, 30 preferred
Route change stats:     received   rejected   filtered    ignored   accepted
Import updates:           4161          0          0          0       4161
Import withdraws:          199          0        ---          0        199
Export updates:           4166       4161          0        ---          5
Export withdraws:          200        ---        ---        ---          1