gb-bgp/ipv6: show protocols all AS6939

AS6939 BGP master up 2018-07-15 Established

Description:    London to AS6939
  Preference:     100
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         52637 imported, 4 exported, 42813 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:         505253          0          2       1496     503755
    Import withdraws:       156206          0        ---         80     156128
    Export updates:        9405502     450191    8955307        ---          4
    Export withdraws:        95338        ---        ---        ---          0
  BGP state:          Established
    Neighbor address: 2001:470:11:55::1
    Neighbor AS:      6939
    Neighbor ID:      216.66.84.50
    Neighbor caps:    refresh AS4
    Session:          external AS4
    Source address:   2001:470:11:55::2
    Hold timer:       135/180
    Keepalive timer:  44/60