shorewall6-ecn 5 ecn shorewall6 ECN file /etc/shorewall6/ecn Use this file to list the destinations for which you want to disable ECN (Explicit Congestion Notification). The columns in the file are as follows. INTERFACE - interface Interface through which host(s) communicate with the firewall HOST(S) (Optional) - [-|address-or-address-range[,address-or-address-range]...] Comma-separated list of host and/or network addresses. If left empty or supplied as "-", ::/0 is assumed. If your kernel and ip6tables include iprange match support then IP address ranges are also permitted. /etc/shorewall6/ecn shorewall6(8), shorewall6-accounting(5), shorewall6-actions(5), shorewall6-blacklist(5), shorewall6-hosts(5), shorewall6-interfaces(5), shorewall6-maclist(5), shorewall6-params(5), shorewall6-policy(5), shorewall6-providers(5), shorewall6-route_rules(5), shorewall6-routestopped(5), shorewall6-rules(5), shorewall6.conf(5), shorewall6-tcclasses(5), shorewall6-tcdevices(5), shorewall6-tcrules(5), shorewall6-tos(5), shorewall6-tunnels(5), shorewall-zones(5)