master/ipv4: show protocols all ABV

ABV BGP ix up 2020-06-26 Established

Description:    SIBIR-IX-RS-MASTER AS60763
  Preference:     100
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Receive limit:  200
    Action:       disable
  Routes:         8 imported, 0 filtered, 6444 exported, 8 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:             88          0          0         80          8
    Import withdraws:            0          0        ---          0          0
    Export updates:          21277          8        144        ---      21125
    Export withdraws:        12503        ---        ---        ---      12487
  BGP state:          Established
    Neighbor address: 185.1.81.88
    Neighbor AS:      39735
    Neighbor ID:      89.185.92.1
    Neighbor caps:    refresh restart-aware llgr-aware AS4
    Session:          external route-server AS4
    Source address:   185.1.81.1
    Hold timer:       55/90
    Keepalive timer:  7/30