tree aca269b05e7cc306ec7989a769787fbeee886eb5
parent 53c5e66442303ee04adc4fdcac27ef0d504b0a9c
author YPZhang <yunpeng@onlab.us> 1461010217 -0700
committer YPZhang <yunpeng@onlab.us> 1461097821 -0700

New method to discover host
    - Add retry to check topology
    - Using arping to discover host
    - Rename the folder

Change-Id: Ifdca303c1cbeb14d2215ef32c74e4d6947160139