public String retrieveNetworkPool(String adminLink) throws Exception{
		String response = doGet(adminLink + "extension/");
		String networkPools = findElement(response, Constants.VCLOUD_LINK, Constants.NETWORK_POOLS, null);
		
		response = doGet(networkPools);
		String element = findElement(response, Constants.NET_POOL, Constants.NETWORK_POOLS_REF, null);
		if( element == null){
			throw new Exception(" ");
		}
		return element;
	}