msk-rs1/ipv4: show protocols all nexus

nexus BGP --- up 2021-03-03 Established

Description:    nexus/49778/as-nxss
  BGP state:          Established
    Neighbor address: 185.1.160.120
    Neighbor AS:      49778
    Local AS:         49869
    Neighbor ID:      45.133.99.253
    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
      Graceful restart
      4-octet AS numbers
      Long-lived graceful restart
    Session:          external route-server AS4
    Source address:   185.1.160.255
    Hold timer:       52.392/90
    Keepalive timer:  28.395/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         1 imported, 0 filtered, 102939 exported, 1 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:              2          0          0          1          1
      Import withdraws:            0          0        ---          0          0
      Export updates:         231770          7         24        ---     231739
      Export withdraws:        77545        ---        ---        ---      77541
    BGP Next hop:   185.1.160.255