genesis01/ipv4: show protocols all default_ext

default_ext Pipe master up 2019-09-27 => ext

Preference:     70
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         3261310 imported, 4 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:     1176640903          7          0          2 1176640894
    Import withdraws:     16739908          0        ---          0   16739908
    Export updates:     1176640903 1176640896          0          3          4
    Export withdraws:     16739908          0        ---          0          0