rs2/ipv4: show protocols all rapidlink

rapidlink BGP master up 2019-10-03 Established

Description:    RapidLink SRL
  Preference:     100
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Import limit:   1000
    Action:       restart
  Routes:         5 imported, 465 exported, 5 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:              8          0          0          0          8
    Import withdraws:            3          0        ---          0          3
    Export updates:           4681          8          0        ---       4673
    Export withdraws:         2012        ---        ---        ---       2018
  BGP state:          Established
    Neighbor address: 185.1.45.11
    Neighbor AS:      50084
    Neighbor ID:      194.247.165.7
    Neighbor caps:    refresh restart-aware AS4
    Session:          external route-server AS4
    Source address:   185.1.45.2
    Route limit:      5/1000
    Hold timer:       74/90
    Keepalive timer:  7/30