Identified unused TCP ports opened on IP addresses of Linkerd. How to disable it?

[kavinkvb]

What is the issue?

While scanning the IP address of Linkerd using nmap tool, it lists various opened TCP ports and gives a bad gateway response for most of the ports. We haven't specified those ports in services of Linkerd as well. But still we are facing this .

How to disable this scenario?

How can it be reproduced?

Using nmap tool with below command

nmap

Logs, error output, etc

The sample output of nmap command:

output of linkerd check -o short

NA

Environment

Kubernetes version:1.27.7 Cluster environment: Azure Linkerd version : 2.14.x

Possible solution

While scanning the IP address with nmap tools unused TCP ports shouldn't list down

Additional context

No response

Would you like to work on fixing this bug?

None