create_ipv4_subnet_for_zone · CloudStack MCP Server MCP

WHAT IT DOES

What create_ipv4_subnet_for_zone does on CloudStack MCP Server

AI agents use create_ipv4_subnet_for_zone to create or update resources in CloudStack MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your CloudStack MCP Server environment.

WHY IT NEEDS A POLICY

Why create_ipv4_subnet_for_zone needs a policy

This tool creates a new IPv4 subnet, which is a reversible Write operation. It does not execute arbitrary code (Execute), delete resources (Destructive), or move money (Financial). While creating network infrastructure has operational impact, it can be modified or removed later. The medium severity reflects that misconfigured subnets could disrupt network connectivity but are not irreversible or financially damaging.

From the tool's definition Tool name is 'create_ipv4_subnet_for_zone' and description states 'Create IPv4 subnet for zone'. The verb 'create' and the action of establishing a new subnet are Write operations that modify infrastructure configuration.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_ipv4_subnet_for_zone Rate-limited

create_ipv4_subnet_for_zone 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": {
    "create_ipv4_subnet_for_zone": {
      "limits": [
        {
          "counter": "create_ipv4_subnet_for_zone_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 CloudStack MCP Server, so you can run agents against it safely.

FAQ

Questions about create_ipv4_subnet_for_zone

What does the create_ipv4_subnet_for_zone tool do? +

Create IPv4 subnet for zone. It is categorised as a Write tool in the CloudStack 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 create_ipv4_subnet_for_zone? +

Register the CloudStack MCP Server MCP server in PolicyLayer and add a rule for create_ipv4_subnet_for_zone: 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 CloudStack MCP Server. Nothing to install.

What risk level is create_ipv4_subnet_for_zone? +

create_ipv4_subnet_for_zone is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_ipv4_subnet_for_zone? +

Yes. Add a rate_limit block to the create_ipv4_subnet_for_zone 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 create_ipv4_subnet_for_zone completely? +

Set action: deny in the PolicyLayer policy for create_ipv4_subnet_for_zone. 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 create_ipv4_subnet_for_zone? +

create_ipv4_subnet_for_zone is provided by the CloudStack MCP Server MCP server (mozg31337/cloudstack-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.