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dhcp_static_mappings

Read-only

Retrieves DHCP static reservations (MAC ↔ IP) for a firewall target to verify reserved leases without manual lookup.

Instructions

[READ] DHCP static (reserved) mappings (MAC ↔ IP).

Args: target: Firewall target name from config; omit for the default.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
targetNo

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.8.0

TDQS

B3.4/5.0
Behavior3/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

The readOnlyHint annotation already declares this is a safe read, so the [READ] tag is largely redundant. The description does add the useful fact that it returns MAC↔IP pairings, but says nothing about pagination, empty results, or auth requirements beyond the annotation-covered safety profile.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness4/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Front-loaded with a bracketed mode tag followed by the resource and a compact Args block. Every line earns its place with no filler, though the [READ] tag duplicates the annotation.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a single-optional-parameter read tool with no output schema, there is little more an agent needs: it knows it is safe, what it returns conceptually, and how the one parameter behaves. Return-shape detail is the only minor omission.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 0% and the parameter has no description, so the description carries the burden here. It explains that "target" is a firewall target name from config and that omitting it selects the default, which is meaningful semantics the schema does not supply. Only the string format/valid values remain unspecified.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

"DHCP static (reserved) mappings (MAC ↔ IP)" states a concrete resource and even hints at the returned data shape, and "static (reserved)" implicitly distinguishes it from dynamic-lease tools. It doesn't explicitly name its closest sibling dhcp_leases, so it falls short of full sibling differentiation.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The [READ] marker signals it is a read operation, but there is no statement of when to use this rather than dhcp_leases or any other DHCP/status tool, and no prerequisites or exclusions are given. Usage must be inferred from the name alone.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.