network_interface_get

Get details of a specific network interface by its ID (e.g.

SERVERTruenas SOURCEspranab/truenas-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/spranab-truenas-mcp/network-interface-get.md

WHAT IT DOES

What network_interface_get does on Truenas

AI agents call network_interface_get to retrieve information from Truenas without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why network_interface_get is rated Low

This tool retrieves configuration and status information about a network interface. It is a read-only query that does not modify, execute, delete, or create any system resources. The 'get' operation pattern confirms data retrieval semantics. No blast radius if misused by an agent, as it only returns information that would be available through standard system queries.

From the tool's definition Tool name is 'network_interface_get' and description states 'Get details of a specific network interface by its ID', indicating a retrieval operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs network_interface_get safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Truenas, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For network_interface_get, this is the rule to start with:

network_interface_get Allowed

network_interface_get is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "network_interface_get": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Truenas, apply this rule, and every network_interface_get call is checked against it from then on.

FAQ

Questions about network_interface_get

What does the network_interface_get tool do? +

Get details of a specific network interface by its ID (e.g. It is categorised as a Read tool in the Truenas MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on network_interface_get? +

Register the Truenas MCP server in PolicyLayer and add a rule for network_interface_get: 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 Truenas. Nothing to install.

What risk level is network_interface_get? +

network_interface_get is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit network_interface_get? +

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

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

network_interface_get is provided by the Truenas MCP server (spranab/truenas-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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