spb-rs2/ipv4: show protocols all Smolnyi

Smolnyi BGP --- up 2020-01-31 Established

Description:    Smolnyi/57334/AS57334
  BGP state:          Established
    Neighbor address: 31.44.186.51
    Neighbor AS:      57334
    Local AS:         50817
    Neighbor ID:      176.97.32.252
    Local capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
      Long-lived graceful restart
    Neighbor capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      4-octet AS numbers
    Session:          external route-server AS4
    Source address:   31.44.186.254
    Hold timer:       146.467/180
    Keepalive timer:  6.838/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         21 imported, 0 filtered, 81715 exported, 21 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             42          0          0         21         21
      Import withdraws:            0          0        ---          0          0
      Export updates:        1136112         22          0        ---    1136090
      Export withdraws:       475484        ---        ---        ---     475484
    BGP Next hop:   31.44.186.254