spb-rs2/ipv4: show protocols all astra

astra BGP --- down 00:15:43.244

Description:    astra/49824/AS-ACTPA
  BGP state:          Down
    Neighbor address: 185.1.152.201
    Neighbor AS:      49824
    Local AS:         50817
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable