genesis01/ipv4: show protocols all default_ext

default_ext Pipe master up 2019-12-19 => ext

Preference:     70
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         3508813 imported, 3 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:     1851355871          6          0          2 1851355863
    Import withdraws:     69318580          0        ---          0   69318580
    Export updates:     1851355877 1851355865          6          3          3
    Export withdraws:     69318580          0        ---          0          0