public String retriveUrlLogin(){
		String username = adminUser;
		String password = adminPassword;

		String salt = getSalt();
		

		final char DELIMITER = '\u0001';

		for (int i = password.length(); i < 16; i++) {
			password += DELIMITER;
		}

		String input = salt + password;

		for (int i = input.length(); i < 63; i++) {
			input += DELIMITER;
		}

		if(username=="user"){
			input += 'U';
		}else{
			input += DELIMITER;
		}

		Checksum c = new Checksum();

		String hash = c.getCheckSum(input, ChecksumAlgorithm.MD5);

		String loginHash = salt+hash;

		return "http://"+routerIP+"/post_login.xml?hash="+loginHash;
	}