From 3f845636159298fb18b6d6c455066d0344a61bee Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Wed, 3 Oct 2012 22:19:25 +0200 Subject: conntrackd: fix crash if ExpectationSync is enabled on old Linux kernels ExpectationSync requires Linux kernel >= 3.5 to work sanely, document this. Still, we don't want to crash if someone enables expectation sync with old Linux kernels (like 2.6.32). Reported-by: James Gutholm Tested-by: James Gutholm Signed-off-by: Pablo Neira Ayuso --- doc/manual/conntrack-tools.tmpl | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'doc/manual') diff --git a/doc/manual/conntrack-tools.tmpl b/doc/manual/conntrack-tools.tmpl index 47e6f84..63a53e4 100644 --- a/doc/manual/conntrack-tools.tmpl +++ b/doc/manual/conntrack-tools.tmpl @@ -660,6 +660,13 @@ Sync { Synchronization of expectations + Check your Linux kernel version first + + The synchronization of expectations require a Linux kernel >= 3.5 + to work appropriately. + + + The connection tracking system provides helpers that allows you to filter multi-flow application protocols like FTP, H.323 and SIP among many others. These protocols usually split the control and data traffic in -- cgit v1.2.3