mikrotik_create_custom_chain_with_rules

WHAT IT DOES

What mikrotik_create_custom_chain_with_rules does on MikroTik Cursor MCP

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

WHY IT NEEDS A POLICY

Why mikrotik_create_custom_chain_with_rules needs a policy

This tool creates firewall chains and rules on a MikroTik router, which is a Write operation (creating new network security policy objects). However, it carries high severity because misconfigured firewall rules could open security holes, block legitimate traffic, or disrupt network operations across the entire router and all connected networks.

From the tool's definition 'Create a complete custom chain with jump rule and rules inside it' — creates new firewall chain and associated rules

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mikrotik_create_custom_chain_with_rules Rate-limited

mikrotik_create_custom_chain_with_rules 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": {
    "mikrotik_create_custom_chain_with_rules": {
      "limits": [
        {
          "counter": "mikrotik_create_custom_chain_with_rules_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 MikroTik Cursor MCP, so you can run agents against it safely.

FAQ

Questions about mikrotik_create_custom_chain_with_rules

What does the mikrotik_create_custom_chain_with_rules tool do? +

Create a complete custom chain with jump rule and rules inside it. It is categorised as a Write tool in the MikroTik Cursor MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on mikrotik_create_custom_chain_with_rules? +

Register the MikroTik Cursor MCP server in PolicyLayer and add a rule for mikrotik_create_custom_chain_with_rules: 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 MikroTik Cursor MCP. Nothing to install.

What risk level is mikrotik_create_custom_chain_with_rules? +

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

Can I rate-limit mikrotik_create_custom_chain_with_rules? +

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

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

mikrotik_create_custom_chain_with_rules is provided by the MikroTik Cursor MCP server (kevinpez/mikrotik-cursor-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.