@Override
  public boolean areOnEquivalentHost(InternalDistributedMember member1,
      InternalDistributedMember member2) {
    Set<InetAddress> equivalents1 = getEquivalents(member1.getInetAddress());
    return equivalents1.contains(member2.getInetAddress());
  }
Returns true if the two members are on the same equivalent host based on overlapping IP
addresses collected for all NICs during exchange of startup messages.

@param member1 First member
@param member2 Second member
geode-core/src/main/java/org/apache/geode/distributed/internal/ClusterDistributionManager.java