diff --git a/DMZ.sh b/DMZ.sh
index 762cbc8..68cd5dd 100644
--- a/DMZ.sh
+++ b/DMZ.sh
@@ -17,6 +17,10 @@ mailPort=888
 vpn_gwPort=443
 wwwPort=587
 smtpPort=80
+sudo yum install iptables-services -y
+sudo systemctl stop firewalld
+sudo systemctl disable firewalld
+sudo systemctl mask firewalld
 
 sudo iptables -F
 sudo ifconfig enp0s8 $ip netmask $mask25
diff --git a/INTERNAL.sh b/INTERNAL.sh
index 8814049..b7246cf 100644
--- a/INTERNAL.sh
+++ b/INTERNAL.sh
@@ -10,7 +10,10 @@ mask24=255.255.255.0
 ftp=192.168.10.2
 datastore=192.168.10.3
 dhcpClient=192.168.10.4
-
+sudo yum install iptables-services -y
+sudo systemctl stop firewalld
+sudo systemctl disable firewalld
+sudo systemctl mask firewalld
 sudo iptables -F
 sudo ifconfig enp0s8 $ip netmask $mask24
 sudo ip route add 23.214.219.128/25 via $routerIp
diff --git a/ROUTER.sh b/ROUTER.sh
index 83f6198..abf859d 100644
--- a/ROUTER.sh
+++ b/ROUTER.sh
@@ -37,7 +37,11 @@ sudo ifconfig enp0s8 23.214.219.254 netmask 255.255.255.128
 sudo ifconfig enp0s9 192.168.10.254 netmask 255.255.255.0
 sudo ifconfig enp0s3 87.248.214.97 netmask 255.255.255.0
 
-
+sudo yum install iptables-services -y
+sudo systemctl stop firewalld
+sudo systemctl disable firewalld
+sudo systemctl mask firewalld
+sudo systemctl enable iptables
 sudo iptables -F
 sudo iptables -t nat -F
 sudo iptables -t mangle -F
diff --git a/relatorio.pdf b/relatorio.pdf
index 617d708..9e9fe5f 100644
Binary files a/relatorio.pdf and b/relatorio.pdf differ
diff --git a/relatorio.synctex.gz b/relatorio.synctex.gz
new file mode 100644
index 0000000..714664d
Binary files /dev/null and b/relatorio.synctex.gz differ
diff --git a/relatorio.tex b/relatorio.tex
index a826dbb..283c6b4 100644
--- a/relatorio.tex
+++ b/relatorio.tex
@@ -16,6 +16,7 @@
 \section{Introduction}
 
 \section{Firewall}
+Sigmasigmaboy123
 \subsection{Packet fileter with NAT}
 \subsection{Packet filtering without NAT}
 \subsection{External Network}