lg/ipv4: show protocols all R1_CZH_V4

R1_CZH_V4 BGP master up 2021-07-15 Established

Preference:     100
  Input filter:   ACCEPT
  Output filter:  REJECT
  Routes:         866734 imported, 0 exported, 11 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:       19140803          0          0     252329   18888474
    Import withdraws:      1556073          0        ---          0    1556073
    Export updates:       40521004    2402927   38118077        ---          0
    Export withdraws:       453301        ---        ---        ---          0
  BGP state:          Established
    Neighbor address: 5.226.149.251
    Neighbor AS:      58299
    Neighbor ID:      5.226.149.251
    Neighbor caps:    refresh AS4
    Session:          external multihop AS4
    Source address:   5.226.144.241
    Hold timer:       144/180
    Keepalive timer:  14/60