rs2-msk/ipv4: show protocols all PCollector

PCollector Pipe master up 2020-12-16 => TCollector

Preference:     70
  Input filter:   (unnamed)
  Output filter:  ACCEPT
  Routes:         0 imported, 228204 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:       15668418   15668256          0          8        154
    Import withdraws:      1789853          0        ---          0        153
    Export updates:       15791209        158          0   11511634    4279417
    Export withdraws:      1789853          0        ---          0    1789700