diff --git a/lmwsip/tests/__init__.py b/lmwsip/tests/__init__.py
index 9d0ea34..6017a73 100755
--- a/lmwsip/tests/__init__.py
+++ b/lmwsip/tests/__init__.py
@@ -47,6 +47,10 @@ class lmwsipTest(unittest.TestCase):
         self.login()
         self.assertEqual(type(self.sip.ti()), str)
 
+    def test_telnetti(self):
+        self.login(cleartelnet=True)
+        self.assertEqual(type(self.sip.ti()), str)
+
     def test_cmd(self):
         self.login()
         self.assertEqual(type(self.sip.cmd("WN", "DUMMY", "D10", "+00:59", "2020-01-01", "00:00")), str)