Set BatchMode to yes for portforwarder's ssh. This also implies ServerAliveInterval...

diff --git a/modules/portforwarder/templates/xinetd.erb b/modules/portforwarder/templates/xinetd.erb
index 2d8b99441b1a776d4ac82e809876de853029cb60..c2209355f2d4751cd9af11e8e1cd4d6dfc2d9506 100644 (file)
--- a/modules/portforwarder/templates/xinetd.erb
+++ b/modules/portforwarder/templates/xinetd.erb
@@ -19,7 +19,7 @@ template = 'service @@TARGET_HOST@@@@TARGET_PORT@@
         group           = portforwarder
         instances       = 10
         server          = /usr/bin/ssh
-        server_args     = -o PreferredAuthentications=publickey -o EscapeChar=none -C @@TARGET_HOST@@ forward-to @@TARGET_PORT@@
+        server_args     = -o PreferredAuthentications=publickey -o EscapeChar=none -o BatchMode=yes -C @@TARGET_HOST@@ forward-to @@TARGET_PORT@@
         cps             = 0 0
 }
 '