msk-rs2/ipv4: show protocols all selectel

selectel BGP --- up 2021-02-17 Established

Description:    selectel/50340/AS-SELECTEL-MSK/via CDNet
  BGP state:          Established
    Neighbor address: 185.1.160.35
    Neighbor AS:      50340
    Local AS:         49869
    Neighbor ID:      188.93.17.38
    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
      Graceful restart
      4-octet AS numbers
      Long-lived graceful restart
    Session:          external route-server AS4
    Source address:   185.1.161.0
    Hold timer:       68.855/90
    Keepalive timer:  22.600/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart
    Routes:         991 imported, 1 filtered, 102991 exported, 989 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:          16876          0         30      13170       3676
      Import withdraws:         1471          0        ---         13       1467
      Export updates:        1112748       5615        725        ---    1106408
      Export withdraws:       349933        ---        ---        ---     350867
    BGP Next hop:   185.1.161.0