pbb-styx: show protocols all ospf_ipv6

ospf_ipv6 OSPF ospf6 up 2021-06-08 18:00:17 Running

Channel ipv6
    State:          UP
    Table:          ospf6
    Preference:     150
    Input filter:   ACCEPT
    Output filter:  ACCEPT
    Routes:         25 imported, 2 exported, 25 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            214          0          0          0        214
      Import withdraws:           62          0        ---          0         62
      Export updates:            216        214          0        ---          2
      Export withdraws:           62        ---        ---        ---          0