List all device types in the inventory with counts.
AI agents call get_device_types to retrieve information from Netmiko MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a simple enumeration/listing of device types and their counts—a pure read operation with no side effects. It retrieves information for visibility or auditing purposes. While the broader server enables command execution and configuration management (Execute/Write/Destructive categories), this specific tool is narrowly scoped to inventory introspection.
From the tool's definition Tool name 'get_device_types' and description 'List all device types in the inventory with counts' indicate a read-only query operation that retrieves and enumerates metadata from an inventory without modification.
Attacks that exploit this kind of access
List all device types in the inventory with counts. It is categorised as a Read tool in the Netmiko MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Netmiko MCP Server MCP server in PolicyLayer and add a rule for get_device_types: 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 Netmiko MCP Server. Nothing to install.
get_device_types is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_device_types 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.
Set action: deny in the PolicyLayer policy for get_device_types. 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.
get_device_types is provided by the Netmiko MCP Server MCP server (ntunes/netmiko-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →