diff --git a/sedbgmux.py b/sedbgmux.py
index a94fe1e..3995ebf 100755
--- a/sedbgmux.py
+++ b/sedbgmux.py
@@ -192,6 +192,18 @@ class SEDbgMuxApp(cmd2.Cmd):
             self.peer.disp.register(ch)
             ch.establish(opts.DPRef)
 
+    terminate_parser = cmd2.Cmd2ArgumentParser()
+    terminate_parser.add_argument('ConnRef',
+                                  type=lambda v: int(v, 16),
+                                  help='ConnRef in hex')
+
+    @cmd2.with_argparser(terminate_parser)
+    @cmd2.with_category(CATEGORY_DBGMUX)
+    def do_terminate(self, opts) -> None:
+        ''' Terminate connection with a Data Provider '''
+        msg = dict(ConnRef=opts.ConnRef)
+        self.peer.send(DbgMuxFrame.MsgType.ConnTerminate, msg)
+
 
 ap = argparse.ArgumentParser(prog='sedbgmux', description=SEDbgMuxApp.DESC,
                              formatter_class=argparse.ArgumentDefaultsHelpFormatter)