Port
Port 515 — LPD
Port 515 (TCP) is used by LPD. Line Printer Daemon.
Port 515 at a glance
| Property | Value |
|---|---|
| Port number | 515 |
| Transport | TCP |
| Service | LPD |
| Category | Well-known port |
What it is used for
Line Printer Daemon.
Security considerations
Legacy printing; firewall externally.
See our full TCP/UDP port reference and learn how firewalls filter ports in the CyberOps course.
Frequently asked questions
What is port 515 used for?
Port 515 (TCP) is used by LPD. Line Printer Daemon.
Is port 515 TCP or UDP?
Port 515 uses TCP.
Is it safe to open port 515?
Legacy printing; firewall externally.
Related
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