spb-rs1/ipv4: show protocols all Pnet

Pnet BGP --- start 2019-09-08 Connect

Description:    Pnet/47149/AS47149
  BGP state:          Connect
    Neighbor address: 31.44.186.207
    Neighbor AS:      47149
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable