gw4/ipv4: show protocols all p_ibgptbl

p_ibgptbl Pipe ebgp up 2017-07-04 => ibgp

Preference:     70
  Input filter:   ACCEPT
  Output filter:  (unnamed)
  Routes:         1353 imported, 86 exported
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:        3021175       1150          0          0    3020025
    Import withdraws:       546429          0        ---          0     545371
    Export updates:        3021195    3020025         20          0       1150
    Export withdraws:       546429          0        ---          0       1058