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// Other services

Port 2134: AVENUE

Port 2134 is assigned by IANA to avenue (AVENUE).

2134

How avenue works

Other services
client:2134avenueresponse client:2134avenueresponse

The client sends a request to port 2134 and the avenue service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned1 registered service
Range
Registered (1024-49151)
Category
Other services
01 Security

Is port 2134 dangerous?

We have no specific security note for port 2134. Its risk depends on the program actually listening on it. General advice for other services services:

  • Close the port if nothing on the host needs it.
  • Identify the process that listens on it (commands below) before opening it in a firewall.
  • Expose a service only to the networks that use it.
02 Registry

IANA registry entries for port 2134

ServicePortTransportDescriptionReferenceUpdated
avenue 2134 TCP, UDP AVENUE - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2134, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2134'      # process listening on 2134
sudo lsof -nP -i :2134

macOS

sudo lsof -nP -i :2134

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2134 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2134
netstat -ano | findstr :2134

From another machine

nmap -p 2134 -sV <host>
sudo nmap -sU -p 2134 <host>
nc -zv <host> 2134

Block it in the firewall

sudo ufw deny 2134/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2134" -Direction Inbound -LocalPort 2134 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2134 used for?

Port 2134 is assigned by IANA to avenue (AVENUE).

Is port 2134 TCP or UDP?

Port 2134 is registered for TCP and UDP.

Is it safe to open port 2134?

It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.

How do I check if port 2134 is open?

On Linux run "ss -ltnup 'sport = :2134'", on macOS "lsof -nP -i :2134", and on Windows "netstat -ano | findstr :2134" to see the local process. From another machine, "nmap -p 2134 <host>" shows whether it is reachable.

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