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Registered port (1024–10000) Standard/Low risk

Port 2415 CODIMA-RTP

Quick answer

Port 2415 is the IANA-assigned codima-rtp port for Codima Remote Transaction Protocol (TCP / UDP).

Check and block Is it safe? Troubleshooting FAQ
TransportTCP / UDP
RiskStandard/Low
Typical useVoice and real-time media

What is port 2415 used for?

Port 2415 is assigned to codima-rtp and uses TCP / UDP. The IANA registry describes the service as “Codima Remote Transaction Protocol”. It sits in the registered range, the block used by databases, application servers and developer tooling. Port conflicts here are common when several local services start at once.

Ports are the transport-layer address a service listens on. A client that wants to reach codima-rtp connects to port 2415. A TCP connection is refused when nothing is listening, while a UDP request simply goes unanswered. That is why a port conflict appears whenever two processes try to bind the same number.

Use the commands below to confirm whether port 2415 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.

Browse all Voice and real-time media ports

Source: IANA Service Name and Transport Protocol Port Number Registry. Registered assignee: [Sylvia_Ross].

Check and block port 2415

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 = :2415' sudo ss -ulpn 'sport = :2415'

Check on Windows

Get-NetTCPConnection -LocalPort 2415 -State Listen -ErrorAction SilentlyContinue Get-NetUDPEndpoint -LocalPort 2415 -ErrorAction SilentlyContinue

Block with UFW

sudo ufw deny 2415/tcp sudo ufw deny 2415/udp

Block with iptables

sudo iptables -A INPUT -p tcp --dport 2415 -j DROP sudo iptables -A INPUT -p udp --dport 2415 -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 2415 safe to expose?

Standard/Low

This port is not on our curated list of services with a widely exploited profile. Exposure is only safe when the listening service is intended, patched and protected by a firewall. Keep the listening service patched and remove it if unused. A default-deny firewall policy with explicit allow rules is still the safest baseline.

Where port 2415 is usually used

Most traffic on port 2415 falls into these scenarios. The demo below is a safe way to confirm the listener before you change anything.

Demo

Probe the signalling port

SIP and media traffic may use TCP or UDP depending on the provider, so confirm the transport before you test.

nc -vz 127.0.0.1 2415

Common problems with port 2415

Connection refused or timed out

Refused usually means the host is reachable but nothing is listening on port 2415. 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 = :2415' or sudo lsof -i :2415. 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 2415 at a glance

Port number2415
Service namecodima-rtp
Transport protocolTCP / UDP
CategoryVoice and real-time media
RangeRegistered port (1024–10000)
Risk levelStandard/Low
Registered assignee[Sylvia_Ross]
Registry descriptionCodima Remote Transaction Protocol
SourceIANA Service Name and Transport Protocol Port Number Registry

Frequently asked questions

What is port 2415 used for?

Port 2415 (CODIMA-RTP) uses TCP / UDP. Codima Remote Transaction Protocol.

How do I check if port 2415 is open?

On Linux run `sudo ss -tlpn 'sport = :2415'` and `sudo ss -ulpn 'sport = :2415'`. On Windows run `Get-NetTCPConnection -LocalPort 2415 -State Listen -ErrorAction SilentlyContinue` and `Get-NetUDPEndpoint -LocalPort 2415 -ErrorAction SilentlyContinue` in PowerShell. If the port is open, the output shows a process listening on port 2415; empty output usually means nothing is bound to it.

How do I block port 2415?

With UFW run `sudo ufw deny 2415/tcp` and `sudo ufw deny 2415/udp`. With iptables run `sudo iptables -A INPUT -p tcp --dport 2415 -j DROP` and `sudo iptables -A INPUT -p udp --dport 2415 -j DROP`. Persist the iptables rules with your distribution's netfilter-persistent or iptables-save tooling so they survive a reboot.

Is port 2415 safe to expose?

This port is not on our curated list of services with a widely exploited profile. Exposure is only safe when the listening service is intended, patched and protected by a firewall. Nevertheless, keep the listening service patched and remove it if unused. A default-deny firewall policy with explicit allow rules is still the safest baseline.

See all Voice and real-time media ports

Primary data: IANA Service Name and Transport Protocol Port Number Registry.

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