> For the complete documentation index, see [llms.txt](https://viperone.gitbook.io/pentest-everything/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://viperone.gitbook.io/pentest-everything/everything/ports.md).

# Ports

- [Nmap Commands for port discovery](https://viperone.gitbook.io/pentest-everything/everything/ports/nmap-commands-for-port-discovery.md)
- [Port 21 | FTP](https://viperone.gitbook.io/pentest-everything/everything/ports/port-21-or-ftp.md)
- [Port 25 | SMTP](https://viperone.gitbook.io/pentest-everything/everything/ports/25-smtp.md)
- [Port 53 | DNS](https://viperone.gitbook.io/pentest-everything/everything/ports/port-53-dns.md)
- [Port 88 | Kerberos](https://viperone.gitbook.io/pentest-everything/everything/ports/port-88-or-kerberos.md)
- [Ports 111 | 32771 | rpcbind](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-111-or-32771-or-rpcbind.md)
- [Port 123 | NTP](https://viperone.gitbook.io/pentest-everything/everything/ports/port-123-or-ntp.md)
- [Ports 137 | 138 | 139 | NetBIOS](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-137-or-138-or-139-or-netbios.md)
- [Ports 139 | 445 | SMB](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-139-445-smb.md)
- [Ports 161 | 162 | SNMP](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-161-162-snmp.md)
- [Port 389 | LDAP](https://viperone.gitbook.io/pentest-everything/everything/ports/ldap.md)
- [Ports 1099 | Java RMI](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-1099-or-java-rmi.md)
- [Ports 2049 | NFS](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-2049-nfs.md)
- [Port 3389 | RDP](https://viperone.gitbook.io/pentest-everything/everything/ports/port-3389-or-rdp.md)
- [Ports 8080 | 8180 | Apache Tomcat](https://viperone.gitbook.io/pentest-everything/everything/ports/ports-8080-8180-apache-tomcat.md)