spb-rs2/ipv4: show protocols all knet

knet BGP --- up 2021-10-16 Established

Description:    knet/51973/AS-KOLT
  BGP state:          Established
    Neighbor address: 185.1.152.140
    Neighbor AS:      51973
    Local AS:         50817
    Neighbor ID:      46.149.32.50
    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:   185.1.153.0
    Hold timer:       137.903/180
    Keepalive timer:  15.817/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         10 imported, 1 filtered, 108452 exported, 7 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             11          0          1          0         10
      Import withdraws:            0          0        ---          1          0
      Export updates:         920478         12          0        ---     920466
      Export withdraws:       593057        ---        ---        ---     593058
    BGP Next hop:   185.1.153.0