pfSense

	if (is_array($a_client) && isset($a_client['enable'])) {

		$strongswan .= "\t\tattr {\n";

		$cfgservers = array();

		if (!empty($a_client['wins_server1'])) {

			$cfgservers[] = $a_client['wins_server1'];

				if (!empty($a_client['dns_server4'])) {

					$rightdnsservers[] = $a_client['dns_server4'];

				}

				if (count($rightdnsservers)) {

					$rightdnsserver = "\trightdns = " . implode(',', $rightdnsservers) . "\n";

				}

					// supported: ipv4, ipv6, rfc822, email, userfqdn, fqdn, dns, asn1dn, asn1gn, keyid

					// example: $ipsecfin = "\trightid = email:your@email.address\n";

					// example: $ipsecfin = "\tleftsubnet = 1.1.1.1/32,1.1.1.2/32,2.2.2.0/24\n";

					$mobilekey_counter++;