msk-rs1/ipv4: show protocols all pg19

pg19 BGP --- up 2021-06-18 Established

Description:    pg19/49037/AS-PG19
  BGP state:          Established
    Neighbor address: 185.1.161.56
    Neighbor AS:      49037
    Local AS:         49869
    Neighbor ID:      95.174.97.72
    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
      Extended message
      Graceful restart
        Restart time: 120
        AF supported: ipv4
        AF preserved:
      4-octet AS numbers
      Enhanced refresh
      Long-lived graceful restart
    Session:          external route-server AS4
    Source address:   185.1.160.255
    Hold timer:       168.191/240
    Keepalive timer:  29.432/80
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         71 imported, 0 filtered, 106681 exported, 71 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            160          0          0          0        160
      Import withdraws:         1298          0        ---       1295         74
      Export updates:         430632        248         34        ---     430350
      Export withdraws:       178720        ---        ---        ---     178645
    BGP Next hop:   185.1.160.255