spb-rs1/ipv4: show protocols all xtom

xtom BGP --- start 2019-12-23 Passive BGP Error: Hold timer expired

Description:    xtom/6233/AS-XTOM
  BGP state:          Passive
    Neighbor address: 185.1.152.237
    Neighbor AS:      6233
    Last error:       BGP Error: Hold timer expired
  Channel ipv4
    State:          DOWN
    Table:          rib4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable