msk-rs2/ipv4: show protocols all StackGroup

StackGroup BGP --- up 2019-07-07 Established

Description:    StackGroup/200044/AS-SG
  BGP state:          Established
    Neighbor address: 31.44.187.108
    Neighbor AS:      200044
    Neighbor ID:      89.249.16.248
    Local capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
    Neighbor capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
    Session:          external route-server AS4
    Source address:   31.44.187.254
    Hold timer:       58.478/90
    Keepalive timer:  3.141/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         46 imported, 0 filtered, 76297 exported
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            285          0          0         59        226
      Import withdraws:           48          0        ---          0         48
      Export updates:         369335        224          9        ---     369102
      Export withdraws:       158982        ---        ---        ---     158944
    BGP Next hop:   31.44.187.254