spb-rs1/ipv4: show protocols all rkn

rkn BGP --- up 2021-03-26 Established

BGP state:          Established
    Neighbor address: 95.215.0.28
    Neighbor AS:      4200050817
    Local AS:         50817
    Neighbor ID:      95.215.0.28
    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
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
    Session:          external multihop AS4
    Source address:   172.18.19.241
    Hold timer:       179.997/240
    Keepalive timer:  52.427/80
  Channel ipv4
    State:          UP
    Table:          beeline4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Routes:         0 imported, 15559 exported, 0 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:              0          0          0          0          0
      Import withdraws:            0          0        ---          0          0
      Export updates:         860668          0          0        ---     860668
      Export withdraws:       181824        ---        ---        ---     181824
    BGP Next hop:   172.18.19.241
    IGP IPv4 table: beeline4