diff --git a/tcpclient.php b/tcpclient.php
index 6965763..7d0bee5 100644
--- a/tcpclient.php
+++ b/tcpclient.php
@@ -57,14 +57,14 @@ class tcpclient
       while (empty ($this->ipv4) && empty ($this->ipv6) && $i < 10)
       {
         $nsRecords = @dns_get_record ($ipOrName, DNS_A + DNS_AAAA);
-        if ($nsRecords === false)
+        if ($nsRecords === false || $nsRecords == array ())
         {
           // There is some problems with CNAME if they are not defined.
           // So enter in this case only if there is no other solution
           $nsRecords = @dns_get_record ($ipOrName, DNS_CNAME);
-          if ($nsRecords === false)
+          if ($nsRecords === false || $nsRecords == array ())
             throw new \Exception ("Can not find the IP for $ipOrName : ".
-              "DNS Error (No A, AAAA, CNAME entries)", 500);
+              "DNS Error (No A, AAAA, CNAME entries)", 404);
         }
         foreach ($nsRecords as $val)
         {
@@ -79,10 +79,10 @@ class tcpclient
       }
       if ($i >= 10)
         throw new \Exception ("Can not find the IP for $ipOrName : ".
-          "CNAME loop", 500);
+          "CNAME loop", 404);
       if (empty ($this->ipv4) && empty ($this->ipv6))
         throw new \Exception ("Can not find the IP for $ipOrName : ".
-          "No A or AAAA record", 500);
+          "No A or AAAA record", 404);
     }
     $port = intval ($port);
     if ($port < 0 || $port > 65535)
@@ -154,16 +154,14 @@ class tcpclient
     * @return false if the client can not found a encryption method with the
     * server
     */
-  public function cryptoEnable ($val,
-    $cryptoMethod = STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT|
-                    STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT,
-    $options = array ())
+  public function cryptoEnable ($val, $cryptoMethod = null, $options = array ())
   {
     if ($this->socket === null)
       throw new \Exception ("Can not send to server $this->ipOrName : ".
         "The server is not connected", 500);
     if ($cryptoMethod === null)
-      $cryptoMethod = STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT|
+      $cryptoMethod = STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT|
+                      STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT|
                       STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT;
     $optionsBase = array ("ssl" => array (
       "peer_name" => $this->ipOrName,