This record as markdown: /tools/ikuai-mcp-server/get-multi-line-dns.md
What get_multi_line_dns does on Ikuai
AI agents call get_multi_line_dns to retrieve information from Ikuai without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_multi_line_dns is rated Low
This tool retrieves DNS configuration data from an iKuai router without side effects. While it is a Read operation, the severity is elevated to 'medium' because DNS configuration is security-sensitive information that could be used to understand network topology, identify DNS servers in use, or inform subsequent attacks if an AI agent were compromised or operated without proper authorization.
From the tool's definition Tool name 'get_multi_line_dns' and description '获取多线路 DNS 配置' (get multi-line DNS configuration) indicates retrieval of DNS configuration settings without modification.
Attacks that exploit this kind of access
The rule that runs get_multi_line_dns safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ikuai, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_multi_line_dns, this is the rule to start with:
get_multi_line_dns is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Ikuai, apply this rule, and every get_multi_line_dns call is checked against it from then on.
Questions about get_multi_line_dns
获取多线路 DNS 配置. It is categorised as a Read tool in the Ikuai MCP Server, which means it retrieves data without modifying state.
Register the Ikuai MCP server in PolicyLayer and add a rule for get_multi_line_dns: 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 Ikuai. Nothing to install.
get_multi_line_dns 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_multi_line_dns 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_multi_line_dns. 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_multi_line_dns is provided by the Ikuai MCP server (gxxHuang/ikuai-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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