rs2/ipv4: show protocols all pb_4_datazyx_as49052_2

pb_4_datazyx_as49052_2 BGP --- start 2019-03-18 Connect Socket: No route to host

Description:    Data ZYX SRL 2
  BGP state:          Connect
    Neighbor address:
    Neighbor AS:      49052
    Last error:       Socket: No route to host
  Channel ipv4
    State:          DOWN
    Table:          t_4_datazyx_as49052_2
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       restart