create_endpoint_group · ACI MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_endpoint_group does on ACI MCP Server

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

WHY IT NEEDS A POLICY

Why create_endpoint_group needs a policy

This tool creates a new network configuration object (endpoint group) in a production Cisco ACI fabric. While reversible via deletion, misconfiguration could disrupt network segmentation, traffic policies, and security boundaries affecting multiple applications and tenants.

From the tool's definition Tool name is 'create_endpoint_group' with description 'Create a new endpoint group'. The verb 'create' indicates data creation. Sibling tools include destructive operations (delete_*), confirming this is a state-modifying system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_endpoint_group Rate-limited

create_endpoint_group 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_endpoint_group": {
      "limits": [
        {
          "counter": "create_endpoint_group_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 ACI MCP Server, so you can run agents against it safely.

FAQ

Questions about create_endpoint_group

What does the create_endpoint_group tool do? +

Create a new endpoint group. It is categorised as a Write tool in the ACI 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_endpoint_group? +

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

What risk level is create_endpoint_group? +

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

Can I rate-limit create_endpoint_group? +

Yes. Add a rate_limit block to the create_endpoint_group 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_endpoint_group completely? +

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

create_endpoint_group is provided by the ACI MCP Server MCP server (jim-coyne/aci_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.