diff --git a/lmwsip.py b/lmwsip.py
index 519b497..ac79ad1 100644
--- a/lmwsip.py
+++ b/lmwsip.py
@@ -28,7 +28,8 @@ Support for:
 
     def __init__(self, user=None, password=None,
             host="sip-lmw.rws.nl", port=443, meetnet="LMW", ssl = True,
-            check_ssl = True, timeout = 10, log = None, cleartelnet = False):
+            check_ssl = True, timeout = 10, log = None, cleartelnet = False,
+            reconnecttime=540):
         """LmwSip(user, password, [host], [port], [meetnet], [ssl], [check_ssl], [timeout], [log])
 
 user(optinal): Lmw user name
@@ -37,23 +38,26 @@ host(optional): Default sip-lmw.rws.nl
 port(optional): Default 443
 meetnet(optional): Default LMW
 ssl(optional): Default true
-check_ssl(optional): true
-timeout(optional): 10
-log(optional): None
-cleartelnet: False
+check_ssl(optional): Default true
+timeout(optional): Default 10
+log(optional): Default None
+cleartelnet(optional): Default False
+reconnecttime(optional): Default 540
 
-Opens the connection and logs in
+Opens the connection and logs in.
 """
-        self.user        = user
-        self.password    = password
-        self.host        = host
-        self.port        = port
-        self.meetnet     = meetnet
-        self.ssl         = ssl
-        self.check_ssl   = check_ssl
-        self.timeout     = timeout
-        self._socket     = None
-        self.cleartelnet = cleartelnet
+        self.user          = user
+        self.password      = password
+        self.host          = host
+        self.port          = port
+        self.meetnet       = meetnet
+        self.ssl           = ssl
+        self.check_ssl     = check_ssl
+        self.timeout       = timeout
+        self.cleartelnet   = cleartelnet
+        self.reconnecttime = reconnecttime
+        self._connecttime   = time.time()
+        self._socket       = None
         if (log != None):
             self.log = log
             self.log.debug("LmwSip.init")
@@ -67,6 +71,8 @@ Opens the connection and logs in
             self.connect()
             if (self.user != None):
                 self.login()
+            else:
+                self.reconnecttime = 0
 
     def lasttime(self, parameter):
         #
@@ -106,6 +112,7 @@ connects to lmw with tcp using the values of the object creation.
 """
         try:
             self._tcp     = socket.create_connection((self.host, self.port))
+            self._connecttime   = time.time()
         except Exception as e:
             self.log.error("LmwSip.connect(%s, %s) failed: %s",
                                self.host, self.port, e)  
@@ -134,11 +141,31 @@ connects to lmw with tcp using the values of the object creation.
             pass
         self._socket = None
 
+    def reconnectcheck(self):
+        """Checks if the connection is longer open than the reconnect time.
+After this time a logout is sent and a new connection is created.
+
+This prevents the 10 minute server timeout"""
+        if self.reconnecttime > 0:
+            ct = time.time() - self._connecttime
+            if ct > self.reconnecttime:
+                self.log.debug("LmwSip.reconnectcheck: reconnect after %i seconds" % ct)
+                #
+                # Disable check for the reconnect
+                #
+                self.reconnecttime = - self.reconnecttime
+                self.logout()
+                time.sleep(1)
+                self.connect()
+                self.login()
+                self.reconnecttime = - self.reconnecttime
+
     def send(self, sipcmd):
         """send(sipcmd)
 
 send a sip command to the server
 """
+        self.reconnectcheck()
         if self._socket != None:
             try:
                 logcmd = sipcmd.strip('\r')