diff --git a/iptables/rules4.conf b/iptables/rules4.conf
index d953cbc..fcf2923 100644
--- a/iptables/rules4.conf
+++ b/iptables/rules4.conf
@@ -16,6 +16,8 @@
 -A OUTPUT -o lo -j ACCEPT
 -A OUTPUT -o ens3 -j ACCEPT
 -A DOCKER-USER -i ens3 -j FILTERS
+-A FORWARD -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
+-A FORWARD -i ens3 -d 172.22.1.0/24 -j FILTETRS
 -A FILTERS -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
 -A FILTERS -m conntrack --ctstate NEW -p tcp --dport 25 -j ACCEPT
 -A FILTERS -m conntrack --ctstate NEW -p tcp --dport 80 -j ACCEPT