Port 520 — RIP
Quick reference for TCP/UDP port 520, used by RIP. Includes what the service does, security guidance and related ports.
Port
520
Protocol
UDP
Service
RIP
What is port 520?
Routing Information Protocol.
What port does RIP use?
RIP listens on port 520 by default.
Security guidance
Medium risk — open with care
Port 520 (RIP) can safely face the internet if you keep the software up to date, restrict admin endpoints, and use TLS where possible. Audit who can reach it and watch your logs.
Frequently asked
What is port 520 used for?+
Port 520 is the standard TCP/UDP port for RIP. Routing Information Protocol.
What port does RIP use?+
RIP listens on port 520 by default.
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