update static/schema information

[pve-docs.git] / pve-firewall-host-opts.adoc

diff --git a/pve-firewall-host-opts.adoc b/pve-firewall-host-opts.adoc
index 2c1226330555c15cf135ec105a625f4be2d97b5a..1dfcf5a23f7d82394cc1de19132a43f7dc5c1b91 100644 (file)
--- a/pve-firewall-host-opts.adoc
+++ b/pve-firewall-host-opts.adoc
@@ -22,6 +22,10 @@ Enable NDP (Neighbor Discovery Protocol).
 
 Allow invalid packets on connection tracking.
 
+`nf_conntrack_helpers`: `<string>` ('default =' ``)::
+
+Enable conntrack helpers for specific protocols. Supported protocols: amanda, ftp, irc, netbios-ns, pptp, sane, sip, snmp, tftp
+
 `nf_conntrack_max`: `<integer> (32768 - N)` ('default =' `262144`)::
 
 Maximum number of tracked connections.