pfsense_delete_interface_bridge
DELETE /api/v2/interface/bridge
This record as markdown: /tools/abl030-pfsense-mcp/pfsense-delete-interface-bridge.md
What pfsense_delete_interface_bridge does on Pfsense
AI agents call pfsense_delete_interface_bridge to permanently remove resources in Pfsense, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why pfsense_delete_interface_bridge is rated Critical
This tool irreversibly deletes interface bridge configurations. Deleting a bridge is a destructive action that removes network infrastructure and cannot be easily recovered without manual reconfiguration. The blast radius is critical as it could isolate network segments, disrupt VPN connectivity, or sever critical network paths depending on the bridge's role in the firewall's topology.
From the tool's definition Tool name contains 'delete' and description shows DELETE HTTP method targeting interface bridge configuration. pfSense bridges are network infrastructure components whose deletion cannot be undone and would immediately disrupt network connectivity.
Attacks that exploit this kind of access
The rule that runs pfsense_delete_interface_bridge 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_delete_interface_bridge, this is the rule to start with:
pfsense_delete_interface_bridge is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Pfsense, apply this rule, and every pfsense_delete_interface_bridge call is checked against it from then on.
Questions about pfsense_delete_interface_bridge
DELETE /api/v2/interface/bridge. It is categorised as a Destructive tool in the Pfsense MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Pfsense MCP server in PolicyLayer and add a rule for pfsense_delete_interface_bridge: 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_delete_interface_bridge is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the pfsense_delete_interface_bridge 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_delete_interface_bridge. 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_delete_interface_bridge 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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