Apache Tomcat Default Port 8080 & Configuration

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🔌 Default Ports

8080

tcp

HTTP

8443

tcp

HTTPS

8005

tcp

Shutdown port

8009

tcp

AJP Connector

📦 Installation Command

apt install tomcat10 tomcat10-admin tomcat10-docs

⚙️ Configuration Files

/etc/tomcat10/server.xml
/etc/tomcat10/web.xml
/etc/tomcat10/tomcat-users.xml
/etc/tomcat10/context.xml

📂 Default Directories

config: /etc/tomcat10
data: /var/lib/tomcat10/webapps
logs: /var/log/tomcat10
catalina_home: /usr/share/tomcat10
catalina_base: /var/lib/tomcat10

🔐 Default Credentials

Username:N/A (must configure)

Password:N/A (must configure)

💡 No default manager credentials. Add to /etc/tomcat10/tomcat-users.xml: <user username='admin' password='password' roles='manager-gui,admin-gui'/>

📌 Dependencies

default-jdkdefault-jre

⚠️ Conflicts

N/A (uses different ports) Port: jenkins (8080)Port: any Java app on 8080

✅ Works With

nginx (reverse proxy)apache2 (mod_jk)mysqlpostgresql

🛡️ Security Notes

Remove default apps (ROOT, docs, examples), disable shutdown port remotely, use strong manager passwords, run as non-root user, enable SSL

❓ Frequently Asked Questions

What is Tomcat default port?

Tomcat uses port 8080 for HTTP and 8443 for HTTPS by default.

Why does Tomcat use port 8080?

Port 8080 avoids conflict with Apache/Nginx on port 80 and doesn't require root privileges.

Where is Tomcat config?

Main config is server.xml in /etc/tomcat/ or CATALINA_HOME/conf/.