stac: show protocols all ospfipv4

ospfipv4 OSPF ospf4 up 2021-02-25 Running

Channel ipv4
State:          UP
Table:          ospf4
Preference:     150
Input filter:   ACCEPT
Output filter:  ACCEPT
Routes:         30 imported, 6 exported, 30 preferred
Route change stats:     received   rejected   filtered    ignored   accepted
Import updates:           5942          0          0          0       5942
Import withdraws:         1301          0        ---          0       1301
Export updates:           5948       5942          0        ---          6
Export withdraws:         1301        ---        ---        ---          0