lg/ipv4: show protocols all stoARN

stoARN BGP master up 2017-12-17 Established

Description:    sto-arn
  Preference:     100
  Input filter:   ACCEPT
  Output filter:  REJECT
  Routes:         2 imported, 0 exported, 2 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:        5864986          0          0      11127    5853859
    Import withdraws:      3487698          0        ---          0    3487698
    Export updates:       26579899   26579889         10        ---          0
    Export withdraws:      1625972        ---        ---        ---          0
  BGP state:          Established
    Neighbor address: 31.169.49.245
    Neighbor AS:      50304
    Neighbor ID:      185.41.240.1
    Neighbor caps:    refresh AS4
    Session:          internal multihop AS4
    Source address:   134.90.144.238
    Hold timer:       135/180
    Keepalive timer:  50/60