readme: firewall hooks usage explanation

3 years ago · 644dd93b66
1 changed files with 3 additions and 0 deletions
--- a/docs/readme.eng.md
+++ b/docs/readme.eng.md
@ -869,6 +869,9 @@ INIT_FW_PRE_DOWN_HOOK="/etc/firewall.zapret.hook.pre_down"
 INIT_FW_POST_DOWN_HOOK="/etc/firewall.zapret.hook.post_down"
 ```

+Hooks are extremely useful if you need nftables sets populated by zapret scripts.
+nfsets can only belong to one table. You have to write rule there and synchorize them with zapret scripts.
+
 ## Installation

 ### Checking ISP