tll-rs1/ipv4: show protocols all MediaNet

MediaNet BGP --- start 2020-12-02 Passive Received: Bad peer AS

Description:    MediaNet/205226/AS205226
  BGP state:          Passive
    Neighbor address: 37.9.49.18
    Neighbor AS:      205226
    Local AS:         57936
    Last error:       Received: Bad peer AS
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable