public void clearNetworkHopData() {
    networkHopType.remove();
    metadataVersion.remove();
  }
Byte 0 = no NWHOP Byte 1 = NWHOP to servers in same server-grp Byte 2 = NWHOP tp servers in
other server-grp
geode-core/src/main/java/org/apache/geode/internal/cache/PartitionedRegion.java