gw6/ipv4: show protocols all p_freitbl

p_freitbl Pipe ibgp up 2017-07-07 => freifunk

Preference:     70
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         0 imported, 1617 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:         624351     624340         11          0          0
    Import withdraws:        11515          0        ---          0          0
    Export updates:         624340          0          0          0     624340
    Export withdraws:        11515          0        ---          0      11515