lg/ipv4: show protocols all R1_CZH_V4

R1_CZH_V4 BGP master up 2021-01-15 Established

Preference:     100
  Input filter:   ACCEPT
  Output filter:  REJECT
  Routes:         842343 imported, 0 exported, 1 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:        3170767          0          0      13385    3157382
    Import withdraws:       475934          0        ---          0     475934
    Export updates:        7286496     324631    6961865        ---          0
    Export withdraws:       112057        ---        ---        ---          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:       164/180
    Keepalive timer:  38/60