msk-rs2/ipv4: show protocols all vsevnet

vsevnet BGP --- start 2020-09-25 Passive

Description:    vsevnet/44882/AS-VSEVNET
  BGP state:          Passive
    Neighbor address: 185.1.160.195
    Neighbor AS:      44882
    Local AS:         49869
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable