## Q1: 403 Forbidden

- Incorrect File permission
- Check permission of files under /var/www/html

sudo ls -l /var/www/html/

- Use ==chmod== to change file permission

sudo chmod 777 /var/www/html/*

- Incorrect nginx setting
- Use ifconfig to check the server IP

ifconfig

- Check settings with correct server IP

sudo vim /etc/nginx/sites-enabled/default

- index.html file not exists
- Check the files under /var/www/html

sudo ls -l /var/www/html/

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## Q2: Unable to connect with https

- Use ==http== instead of https, and type the address manually
- Incorrect nginx setting
- Use ifconfig to check the server IP

ifconfig

- Check settings with correct server IP

sudo vim /etc/nginx/sites-enabled/default

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## Q3: End Kernel panic

- Change the number of CPU core from ==1 to 2== in the virtualbox setting

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## Test steps

1. Make sure you can ping the server from the client using "ping {server_ip}"
2. Reload the nginx server
3. Open the website from "server" side make sure the website is available. And make sure you type "http" instead of "https".
4. Open the website from client VM