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// Other services

Port 2068: Avocent AuthSrv Protocol

Port 2068 is assigned by IANA to avauthsrvprtcl (Avocent AuthSrv Protocol).

2068

How avauthsrvprtcl works

Other services
client:2068avauthsrvprtclresponse client:2068avauthsrvprtclresponse

The client sends a request to port 2068 and the avauthsrvprtcl 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 2068 dangerous?

We have no specific security note for port 2068. 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 2068

ServicePortTransportDescriptionReferenceUpdated
avauthsrvprtcl 2068 TCP, UDP Avocent AuthSrv Protocol - -

// source: IANA service name and port number registry

03 Check it

Which program uses port 2068, and is it reachable?

Linux

sudo ss -ltnup 'sport = :2068'      # process listening on 2068
sudo lsof -nP -i :2068

macOS

sudo lsof -nP -i :2068

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 2068 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 2068
netstat -ano | findstr :2068

From another machine

nmap -p 2068 -sV <host>
sudo nmap -sU -p 2068 <host>
nc -zv <host> 2068

Block it in the firewall

sudo ufw deny 2068/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 2068" -Direction Inbound -LocalPort 2068 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 2068 used for?

Port 2068 is assigned by IANA to avauthsrvprtcl (Avocent AuthSrv Protocol).

Is port 2068 TCP or UDP?

Port 2068 is registered for TCP and UDP.

Is it safe to open port 2068?

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 2068 is open?

On Linux run "ss -ltnup 'sport = :2068'", on macOS "lsof -nP -i :2068", and on Windows "netstat -ano | findstr :2068" to see the local process. From another machine, "nmap -p 2068 <host>" shows whether it is reachable.

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