spb-rs2/ipv4: show protocols all smolnyi

smolnyi BGP --- up 2021-10-07 Established

Description:    smolnyi/57334/AS57334/via Smolnyi
  BGP state:          Established
    Neighbor address: 185.1.152.51
    Neighbor AS:      57334
    Local AS:         50817
    Neighbor ID:      176.97.32.253
    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:   185.1.153.0
    Hold timer:       118.104/180
    Keepalive timer:  41.961/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         19 imported, 0 filtered, 106631 exported, 19 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             19          0          0          0         19
      Import withdraws:            0          0        ---          0          0
      Export updates:        1149576         19          0        ---    1149557
      Export withdraws:       566368        ---        ---        ---     566368
    BGP Next hop:   185.1.153.0