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DMSP Server — Common Ports

System

Community software entries: links are references, not individual verification.

Role Unconfirmed (1)

158
tcpSystem

Distributed Mail System Protocol port for mail routing and transmission

DistributedMailServiceProtocolServer

Scope

Port associations on this page are community-database references (common usage), not a live measurement of any machine; confirm with the official documentation before deployment.

Frequently asked questions

What port does DMSP Server use?

DMSP Server commonly uses these ports: 158. These are community database references — actual configuration may differ.

How do I check if DMSP Server is running?

Run sudo ss -tlpn 'sport = :158' on the server to check for listening processes on these ports. Also use systemctl status <service> to check the service state. Without root you may not see other users' processes. A listening port alone does not prove the software identity — verify with the config file and process name.

What category does DMSP Server belong to?

DMSP Server belongs to the System category. This page lists the software's port associations and their roles.