*Note:* The Shorewall (IPv4) variables are prefixed by `shorewall_`, whereas the Shorewall6 (IPv6) variables are prefixed by `shorewall6_`.
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@@ -136,6 +143,10 @@ Assign any shell variables that you need in the `/etc/shorewall/params` file. Se
## Changelog
### Master Branch
**Changed:* The generated `shorewall_rules` now take into account the `?` prefix that was introduced at Shorewall version 4.6, and therefore will omit it if the installed Shorewall version is older.