krd-rs2/ipv4: show protocols all yuglink

yuglink BGP master start 2017-08-09 Active Socket: Connection refused

Description:    AS42478 Yug-Link-AS Yug-Link Ltd.
  Preference:     100
  Input filter:   yuglink_in
  Output filter:  yuglink_out
  Routes:         0 imported, 0 filtered, 0 exported, 0 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:              0          0          0          0          0
    Import withdraws:            0          0        ---          0          0
    Export updates:              0          0          0        ---          0
    Export withdraws:            0        ---        ---        ---          0
  BGP state:          Active
    Neighbor address: 91.240.225.43
    Neighbor AS:      42478
    Connect delay:    4/5
    Last error:       Socket: Connection refused