diff --git a/ncac/centos7/setup.sh b/ncac/centos7/setup.sh
index d2a01a1..0a7fe5c 100644
--- a/ncac/centos7/setup.sh
+++ b/ncac/centos7/setup.sh
@@ -326,6 +326,7 @@ updateFirewall(){
     firewall-cmd --permanent --zone=public --add-port=443/tcp
     firewall-cmd --permanent --zone=public --add-port=3306/tcp
     firewall-cmd --permanent --zone=public --add-port=102/tcp
+    firewall-cmd --permanent --zone=public --add-port=123/udp
     firewall-cmd --reload
 }
 
diff --git a/ncac/package/centos7/ntp-4.2.6p5-29.el7.centos.2.x86_64.rpm b/ncac/package/centos7/ntp-4.2.6p5-29.el7.centos.2.x86_64.rpm
new file mode 100644
index 0000000..9c53ef2
Binary files /dev/null and b/ncac/package/centos7/ntp-4.2.6p5-29.el7.centos.2.x86_64.rpm differ