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README.md

@@ -13,7 +13,19 @@ mDNS supports various types of DNS records, such as A, CNAME, MX, TXT, and other
 
 ## Usage
 
-First, get the script and make it executable:
+Open ports 53 in your firewall:
+```sh
+sudo ufw enable
+sudo ufw allow 53/tcp
+sudo ufw allow 53/udp
+```
+
+Don't forget 22 for SSH:
+```sh
+sudo ufw allow 22
+```
+
+Get the script and make it executable:
 ```sh
 curl -O https://raw.githubusercontent.com/MarlikAlmighty/mdns/master/ubuntu-server-install.sh
 chmod +x ubuntu-server-install.sh

ubuntu-server-install.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-echo "Installing mDNS"
+echo "Installing mdns server..."
 
 	if [ "$EUID" -ne 0 ]; then
     echo "Sorry, you need to run this as root"
@@ -101,16 +101,6 @@ echo "error while restart systemd-resolved, exit."
 exit 1
 fi
 
-ufw enable -y
-ufw allow ssh
-ufw allow 8081/tcp
-ufw allow 53/tcp
-ufw allow 53/udp
-ERR=$?
-if [[ $ERR != 0 ]]; then
-echo "here is error: ufw allow 53 ports, do it manually"
-fi
-
 systemctl start mdns
 ERR=$?
 if [[ $ERR != 0 ]]; then
@@ -126,7 +116,7 @@ exit 1
 fi
 
 # add hostname to /etc/hosts
-echo $(hostname -I | cut -d\  -f1) $(hostname) | sudo tee -a /etc/hosts > /dev/null
+# echo $(hostname -I | cut -d\  -f1) $(hostname) | sudo tee -a /etc/hosts > /dev/null
 
 echo "Done, mdns is installed."