Increase the timeout before re-pinging. DNS acquisition can take a while.

BUG=chromium-os:36197
TEST=Ran it.

Change-Id: I0d86311ca925a3b0a6a802620a0aa01e825c5c8e
Reviewed-on: https://gerrit.chromium.org/gerrit/37771
Tested-by: Chris Sosa <sosa@chromium.org>
Reviewed-by: Paul Stewart <pstew@chromium.org>
Commit-Ready: Chris Sosa <sosa@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/38152
Reviewed-by: Chris Sosa <sosa@chromium.org>
diff --git a/recover_duts/hooks/check_ethernet.hook b/recover_duts/hooks/check_ethernet.hook
index 6e48db8..9c4f7e1 100755
--- a/recover_duts/hooks/check_ethernet.hook
+++ b/recover_duts/hooks/check_ethernet.hook
@@ -68,7 +68,7 @@
   done
   initctl stop flimflam || echo "Flimflam was not running."
   initctl start flimflam
-  sleep 5
+  sleep 30
 }
 
 # Loop through all ethernet devices and see if we can connect to our default