code: @Override
  	protected IPv4AddressSeqRange[] createPair(IPAddress lower1, IPAddress upper1,
  			IPAddress lower2, IPAddress upper2) {
  		return new IPv4AddressSeqRange[] {create(lower1, upper1), create(lower2, upper2)};
  	}
docs: /* (non-Javadoc)
  @see inet.ipaddr.IPAddressRange#createPair(inet.ipaddr.IPAddress, inet.ipaddr.IPAddress, inet.ipaddr.IPAddress, inet.ipaddr.IPAddress)