rs2/ipv4: show protocols all pb_6_pch_as3856_1

pb_6_pch_as3856_1 BGP --- up 2021-01-19 Established

Description:    Packet Clearing House 1
  BGP state:          Established
    Neighbor address: 2001:7f8:64:225::3856:1
    Neighbor AS:      3856
    Neighbor ID:      66.102.34.4
    Local capabilities
      Multiprotocol
        AF announced: ipv6
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
    Neighbor capabilities
      Multiprotocol
        AF announced: ipv6
      Route refresh
      4-octet AS numbers
    Session:          external route-server AS4
    Source address:   2001:7f8:64:225::2
    Hold timer:       124.721/180
    Keepalive timer:  26.794/60
  Channel ipv6
    State:          UP
    Table:          t_6_pch_as3856_1
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   20
      Action:       restart
    Routes:         1 imported, 34633 exported
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:              1          0          0          0          1
      Import withdraws:            0          0        ---          0          0
      Export updates:        2602633          1     132657        ---    2469975
      Export withdraws:      1438462        ---        ---        ---    1450537
    BGP Next hop:   2001:7f8:64:225::2 fe80::20c:29ff:fe28:2d84