rix-rs1/ipv4: show protocols all pg19

pg19 BGP --- up 2021-12-02 Established

Description:    pg19/49037/as-pg19
  BGP state:          Established
    Neighbor address: 193.27.39.159
    Neighbor AS:      49037
    Local AS:         49634
    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:   193.27.39.100
    Hold timer:       161.699/240
    Keepalive timer:  27.570/80
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         39 imported, 0 filtered, 100073 exported, 39 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:           3315          0          0       3276         39
      Import withdraws:            0          0        ---          0          0
      Export updates:         188412         78          0        ---     188334
      Export withdraws:        66975        ---        ---        ---      66973
    BGP Next hop:   193.27.39.100