master/ipv4: show protocols all OPTIBIT

OPTIBIT BGP ix up 2021-01-14 Established

Description:    SIBIR-IX-RS-MASTER AS60763
  Preference:     100
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Receive limit:  10000
    Action:       disable
  Routes:         33 imported, 0 filtered, 7530 exported, 32 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:           5832          0          0       5559        273
    Import withdraws:          240          0        ---          0        240
    Export updates:         176109        343        437        ---     175329
    Export withdraws:       123917        ---        ---        ---     123666
  BGP state:          Established
    Neighbor address: 185.1.81.46
    Neighbor AS:      8496
    Neighbor ID:      185.25.62.1
    Neighbor caps:    refresh enhanced-refresh AS4
    Session:          external route-server AS4
    Source address:   185.1.81.1
    Hold timer:       101/180
    Keepalive timer:  1/60