gw9/ipv4: show protocols all p_maintbl

p_maintbl Pipe master up 2017-07-12 => ebgp

Preference:     70
  Input filter:   (unnamed)
  Output filter:  REJECT
  Routes:         15252 imported, 0 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:        3220553          0         87          0    3220466
    Import withdraws:       296326          0        ---          0     296271
    Export updates:        3220466    3220466          0          0          0
    Export withdraws:       296271          0        ---          0          0