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:         3282779 imported, 4 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:     2479095969          8          0          2 2479095959
    Import withdraws:     44769106          0        ---          0   44769105
    Export updates:     2479095969 2479095961          0          3          5
    Export withdraws:     44769106          0        ---          0          1