Merge pull request #1168 from gravitl/bugfix_v0.14.2_readme_fix

changing ports in quick installer

README.md

@@ -46,7 +46,7 @@ a platform for modern, blazing fast virtual networks
 **For production-grade installations, visit the [Install Docs](https://netmaker.readthedocs.io/en/master/install.html).**  
 **For an HA install using helm on k8s, visit the [Helm Repo](https://github.com/gravitl/netmaker-helm/).**
 1. Get a cloud VM with Ubuntu 20.04 and a public IP.
-2. Open ports 443, 80, 53, 8883, and 51821-51830/udp on the VM firewall and in cloud security settings.
+2. Open ports 443, 53, and 51821-51830/udp on the VM firewall and in cloud security settings.
 3. Run the script **(see below for optional configurations)**:
 
 `wget -qO - https://raw.githubusercontent.com/gravitl/netmaker/master/scripts/nm-quick.sh | sudo bash`