# Test/verify configuration.
sudo nginx -t
# View base configuration.
sudo cat /etc/nginx/nginx.conf
# View default site configuration.
sudo cat /etc/nginx/sites-enabled/default
# List enabled sites.
ls -l /etc/nginx/sites-enabled/
# List available sites.
ls /etc/nginx/sites-available/
# Enable site via a symbolic link.
sudo ln -s /etc/nginx/sites-available/SITE_CONFIG_FILE_NAME /etc/nginx/sites-enabled/
# Remove symbolic link/enabled site.
sudo rm SITE_CONFIG_FILE_NAME
sudo unlink SITE_CONFIG_FILE_NAME
# Remove with confirmation.
sudo rm -i SITE_CONFIG_FILE_NAME
# View access logs.
sudo cat /var/log/nginx/access.log
# Get top 20 most used user agents.
sudo cat /var/log/nginx/access.log | awk -F\" '{print $6}' | sort | uniq -c | sort -nr | head -20
# Restart nginx.
sudo systemctl restart nginx