spb-rs1/ipv4: show protocols all firstline

firstline BGP --- up 2020-09-09 Established

Description:    firstline/43267/AS-LINETEL/via FirstLine
  BGP state:          Established
    Neighbor address: 185.1.152.107
    Neighbor AS:      43267
    Local AS:         50817
    Neighbor ID:      82.112.184.1
    Local capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
      Long-lived graceful restart
    Neighbor capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      4-octet AS numbers
      Enhanced refresh
    Session:          external route-server AS4
    Source address:   185.1.152.255
    Hold timer:       142.019/180
    Keepalive timer:  24.942/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         53 imported, 2 filtered, 90823 exported, 53 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            235          0         13        120        102
      Import withdraws:           42          0        ---         20         33
      Export updates:        1185114        134      15003        ---    1169977
      Export withdraws:       653323        ---        ---        ---     652610
    BGP Next hop:   185.1.152.255