tll-rs1/ipv4: show protocols all cdcua2

cdcua2 BGP --- down 14:56:23.329

Description:    cdcua2/49588/AS-SDS
  BGP state:          Down
    Neighbor address: 37.9.49.97
    Neighbor AS:      49588
    Local AS:         57936
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable