mhs5200_set_duty_cycle · MHS-5200A MCP Server MCP

WHAT IT DOES

What mhs5200_set_duty_cycle does on MHS-5200A MCP Server

AI agents use mhs5200_set_duty_cycle to create or update resources in MHS-5200A MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MHS-5200A MCP Server environment.

WHY IT NEEDS A POLICY

Why mhs5200_set_duty_cycle needs a policy

Based on the naming convention consistent with sibling tools (mhs5200_set_amplitude, mhs5200_set_frequency, etc.), this tool likely sets the duty cycle parameter on the signal generator. This is a Write operation — it modifies a device setting reversibly via serial connection. The description is empty, which lowers confidence.

From the tool's definition Tool name 'mhs5200_set_duty_cycle' and server context 'Enables control of MHS-5200A series signal generators via serial connection, including frequency, amplitude, waveform, and sweep settings.'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mhs5200_set_duty_cycle Rate-limited

mhs5200_set_duty_cycle stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "mhs5200_set_duty_cycle": {
      "limits": [
        {
          "counter": "mhs5200_set_duty_cycle_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches MHS-5200A MCP Server, so you can run agents against it safely.

FAQ

Questions about mhs5200_set_duty_cycle

What does the mhs5200_set_duty_cycle tool do? +

mhs5200_set_duty_cycle. It is categorised as a Write tool in the MHS-5200A MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on mhs5200_set_duty_cycle? +

Register the MHS-5200A MCP Server MCP server in PolicyLayer and add a rule for mhs5200_set_duty_cycle: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches MHS-5200A MCP Server. Nothing to install.

What risk level is mhs5200_set_duty_cycle? +

mhs5200_set_duty_cycle is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit mhs5200_set_duty_cycle? +

Yes. Add a rate_limit block to the mhs5200_set_duty_cycle rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block mhs5200_set_duty_cycle completely? +

Set action: deny in the PolicyLayer policy for mhs5200_set_duty_cycle. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides mhs5200_set_duty_cycle? +

mhs5200_set_duty_cycle is provided by the MHS-5200A MCP Server MCP server (naonaome/mhs5200a-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.