spb-rs1/ipv4: show protocols all rpki1

rpki1 RPKI --- up 2021-10-19 Established

Cache server:     95.215.0.29
  Status:           Established
  Transport:        SSHv2
  Protocol version: 1
  Session ID:       8133
  Serial number:    2306
  Last update:      before 62.166 s
  Refresh timer   : 856.833/919
  Retry timer     : ---
  Expire timer    : 7137.833/7200
  Channel roa4
    State:          UP
    Table:          r4
    Preference:     100
    Input filter:   ACCEPT
    Output filter:  REJECT
    Routes:         239213 imported, 0 exported, 239213 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:         249170          0          0       1594     247576
      Import withdraws:        10974          0        ---       2611       8363
      Export updates:              0          0          0        ---          0
      Export withdraws:            0        ---        ---        ---          0
  No roa6 channel