Power cycle a specific port on a device (PoE restart)
AI agents invoke unifi_power_cycle_port to trigger actions in UniFi Network MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
This tool executes a command that directly affects network infrastructure hardware state. Misuse could disrupt connectivity for devices connected to that PoE port, affecting network availability. The action is hardware-triggered and depends on which port is targeted.
From the tool's definition The tool performs 'Power cycle a specific port on a device (PoE restart)' - this is an active external operation that triggers hardware state changes (power recycling via PoE).
Attacks that exploit this kind of access
Power cycle a specific port on a device (PoE restart). It is categorised as a Execute tool in the UniFi Network MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the UniFi Network MCP Server MCP server in PolicyLayer and add a rule for unifi_power_cycle_port: 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 UniFi Network MCP Server. Nothing to install.
unifi_power_cycle_port is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the unifi_power_cycle_port 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 unifi_power_cycle_port. 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.
unifi_power_cycle_port is provided by the UniFi Network MCP Server MCP server (ruashots/unifi-network-mcp). 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.
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