msk-rs2/ipv4: show protocols all cstnet

cstnet BGP --- up 2021-04-05 Established

Description:    cstnet/62429/AS-CSTNET
  BGP state:          Established
    Neighbor address: 185.1.161.30
    Neighbor AS:      62429
    Local AS:         49869
    Neighbor ID:      91.195.16.247
    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 ipv4-mc ipv6 ipv6-mc
      Route refresh
      Graceful restart
      4-octet AS numbers
      Long-lived graceful restart
    Session:          external route-server AS4
    Source address:   185.1.161.0
    Hold timer:       51.275/90
    Keepalive timer:  6.359/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         6 imported, 0 filtered, 104524 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:         489158         12         16        ---     489130
      Export withdraws:       130272        ---        ---        ---     130265
    BGP Next hop:   185.1.161.0