rix-rs2/ipv4: show protocols all DataClub2

DataClub2 BGP --- start 2020-09-15 Passive BGP Error: Hold timer expired

Description:    DataClub2/203339/as-dataclub
  BGP state:          Passive
    Neighbor address: 193.27.39.5
    Neighbor AS:      203339
    Local AS:         50817
    Last error:       BGP Error: Hold timer expired
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable