lg/ipv4: show protocols all dpuOSL

dpuOSL BGP master up 2018-05-11 Established

Description:    dpu-osl
  Preference:     100
  Input filter:   ACCEPT
  Output filter:  REJECT
  Routes:         98 imported, 0 exported, 76 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:       11784519          0          0     738570   11045949
    Import withdraws:     10010830          0        ---          0   10010830
    Export updates:      373336118  373336115          3        ---          0
    Export withdraws:     22872834        ---        ---        ---          0
  BGP state:          Established
    Neighbor address: 31.169.49.238
    Neighbor AS:      50304
    Neighbor ID:      31.169.49.238
    Neighbor caps:    refresh AS4
    Session:          internal multihop AS4
    Source address:   134.90.144.238
    Hold timer:       144/180
    Keepalive timer:  21/60