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High port (10001–65535) Medium risk Community convention

Port 15672 RABBITMQ-MANAGEMENT

Quick answer

Port 15672 is the community default for rabbitmq-management, using TCP.

Check and block Is it safe? Troubleshooting FAQ
TransportTCP
RiskMedium
Typical useMessage queues and streaming

What is port 15672 used for?

Port 15672 is widely used by rabbitmq-management (TCP), a community convention rather than an IANA assignment. RabbitMQ management web UI and HTTP API port. It sits above the registered range, where most numbers are transient client ports. A fixed high port is worth documenting precisely because tooling often assumes the default.

Ports are the transport-layer address a service listens on. A client that wants to reach rabbitmq-management connects to port 15672. If nothing is listening, the connection is refused. That is why a port conflict appears whenever two processes try to bind the same number.

Use the commands below to confirm whether port 15672 is actually in use before you change firewall rules. Blocking the port stops new inbound traffic at the firewall, but it does not stop a local process from listening, and it does not remove the service from the machine.

Because this number is not IANA-assigned, a different application may legitimately use it on a machine you do not control. Always identify the actual listening process before deciding that the port belongs to this technology.

Browse all Message queues and streaming ports

This port number is not assigned by IANA. The entry documents a widely adopted community convention.

Check and block port 15672

Copy-ready commands for the protocols assigned to this port. Run the check first, then block only what should not be reachable.

Check on Linux

sudo ss -tlpn 'sport = :15672'

Check on Windows

Get-NetTCPConnection -LocalPort 15672 -State Listen -ErrorAction SilentlyContinue

Block with UFW

sudo ufw deny 15672/tcp

Block with iptables

sudo iptables -A INPUT -p tcp --dport 15672 -j DROP

These commands are examples for a typical host. Check the listener before you change firewall rules, and persist iptables rules with iptables-save or netfilter-persistent. On Windows, use Windows Defender Firewall or New-NetFirewallRule for persistent blocks. The iptables rules here cover IPv4; mirror them with ip6tables if IPv6 is enabled.

Is port 15672 safe to expose?

Medium

The RabbitMQ management UI exposes queue and user administration. Change the default guest account and restrict it to trusted networks. Expose this port only when the service is actually needed. Keep it patched, prefer an encrypted alternative, and limit source addresses with a firewall allowlist.

Where port 15672 is usually used

Most traffic on port 15672 falls into these scenarios. The demo below is a safe way to confirm the listener before you change anything.

Demo

Read the RabbitMQ overview

The management API returns queue and node information; change the default guest account before exposing it.

curl -u guest:guest http://127.0.0.1:15672/api/overview

Common problems with port 15672

Connection refused or timed out

Refused usually means the host is reachable but nothing is listening on port 15672. A timeout more often means a firewall drop, a wrong host or a service bound to a different interface.

Port already in use

Find the process holding the port with sudo ss -tlpn 'sport = :15672' or sudo lsof -i :15672. Stop that process or configure it to bind another port; killing it without identifying it can take down a production service.

Firewall rule did not survive a reboot

UFW and Windows Firewall keep rules across restarts. Raw iptables rules do not: save them with iptables-save or the netfilter-persistent package, and re-apply after upgrades that reset the ruleset.

The port is blocked but still reachable

A firewall rule filters inbound traffic; it does not close the listener. Confirm with the check command above and bind the service to 127.0.0.1 when only local clients need it.

Port 15672 at a glance

Port number15672
Service namerabbitmq-management
Transport protocolTCP
CategoryMessage queues and streaming
RangeHigh port (10001–65535)
Risk levelMedium
ReferenceCommunity convention (not IANA-assigned)
Registry descriptionRabbitMQ management web UI and HTTP API port
SourceCommunity convention

Frequently asked questions

What is port 15672 used for?

Port 15672 (RABBITMQ-MANAGEMENT) uses TCP. RabbitMQ management web UI and HTTP API port (community convention, not an IANA assignment).

How do I check if port 15672 is open?

On Linux run `sudo ss -tlpn 'sport = :15672'`. On Windows run `Get-NetTCPConnection -LocalPort 15672 -State Listen -ErrorAction SilentlyContinue` in PowerShell. If the port is open, the output shows a process listening on port 15672; empty output usually means nothing is bound to it.

How do I block port 15672?

With UFW run `sudo ufw deny 15672/tcp`. With iptables run `sudo iptables -A INPUT -p tcp --dport 15672 -j DROP`. Persist the iptables rules with your distribution's netfilter-persistent or iptables-save tooling so they survive a reboot.

Is port 15672 safe to expose?

The RabbitMQ management UI exposes queue and user administration. Change the default guest account and restrict it to trusted networks. Nevertheless, expose this port only when the service is actually needed. Keep it patched, prefer an encrypted alternative, and limit source addresses with a firewall allowlist.

See all Message queues and streaming ports

Primary data: IANA Service Name and Transport Protocol Port Number Registry. This number is a community convention, not an IANA assignment.

Last reviewed 2026-10-30 · Methodology · About · Privacy