msk-rs2/ipv4: show protocols all PIN

PIN BGP --- up 2019-04-17 Established

Description:    PIN/44050/AS-PIN/via CDNet
  BGP state:          Established
    Neighbor address: 31.44.187.17
    Neighbor AS:      44050
    Neighbor ID:      95.215.3.9
    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:       62.167/90
    Keepalive timer:  7.740/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart
    Routes:         670 imported, 0 filtered, 71626 exported
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            694          0          0         17        677
      Import withdraws:            6          0        ---          0          6
      Export updates:          93761        547          4        ---      93210
      Export withdraws:        12067        ---        ---        ---      12067
    BGP Next hop:   31.44.187.254