pfsense_post_diagnostics_reboot
POST /api/v2/diagnostics/reboot
This record as markdown: /tools/abl030-pfsense-mcp/pfsense-post-diagnostics-reboot.md
What pfsense_post_diagnostics_reboot does on Pfsense
AI agents invoke pfsense_post_diagnostics_reboot to trigger actions in Pfsense. 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.
Why pfsense_post_diagnostics_reboot is rated High
Rebooting a firewall is an external operation with significant blast radius: it drops all active connections, disrupts network traffic, and causes downtime for all systems behind the firewall. It is an Execute action (triggering an external system operation), not Destructive (no data is permanently deleted), but the severity is critical due to the potential for complete network outage.
From the tool's definition POST /api/v2/diagnostics/reboot — triggers a system reboot of the pfSense firewall
Attacks that exploit this kind of access
The rule that runs pfsense_post_diagnostics_reboot safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Pfsense, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For pfsense_post_diagnostics_reboot, this is the rule to start with:
pfsense_post_diagnostics_reboot stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Pfsense, apply this rule, and every pfsense_post_diagnostics_reboot call is checked against it from then on.
Questions about pfsense_post_diagnostics_reboot
POST /api/v2/diagnostics/reboot. It is categorised as a Execute tool in the Pfsense MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Pfsense MCP server in PolicyLayer and add a rule for pfsense_post_diagnostics_reboot: 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 Pfsense. Nothing to install.
pfsense_post_diagnostics_reboot 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 pfsense_post_diagnostics_reboot 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 pfsense_post_diagnostics_reboot. 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.
pfsense_post_diagnostics_reboot is provided by the Pfsense MCP server (abl030/pfsense-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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