kiev-rs1/ipv4: show protocols all arbital

arbital BGP --- start 2021-09-07 Passive Error: Link down

Description:    arbital/44068/AS-ARBITAL
  BGP state:          Passive
    Neighbor address: 146.185.252.22
    Neighbor AS:      44068
    Local AS:         61376
    Last error:       Error: Link down
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable