rs2/ipv4: show protocols all rapidlink

rapidlink BGP master up 2020-02-18 Established

Description:    RapidLink SRL
  Preference:     100
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Import limit:   1000
    Action:       restart
  Routes:         6 imported, 435 exported, 6 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:              6          0          0          0          6
    Import withdraws:            0          0        ---          0          0
    Export updates:            467          6          0        ---        461
    Export withdraws:            7        ---        ---        ---         12
  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:      6/1000
    Hold timer:       71/90
    Keepalive timer:  3/30