This record as markdown: /tools/ikuai-mcp-server/list-pppoe-online-users.md
What list_pppoe_online_users does on Ikuai
AI agents call list_pppoe_online_users 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 list_pppoe_online_users is rated Low
This tool retrieves information about currently connected PPPoE users on the iKuai router. It is a read-only operation that queries existing data without side effects. Severity is medium rather than low because knowledge of active user sessions could be sensitive information useful for reconnaissance or user targeting in a compromised agent scenario, though the direct harm is limited to information disclosure.
From the tool's definition Tool name 'list_pppoe_online_users' and description '列出当前在线账号' (list current online accounts) indicates querying/retrieving active PPPoE user session data with no modification or deletion.
Attacks that exploit this kind of access
The rule that runs list_pppoe_online_users 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 list_pppoe_online_users, this is the rule to start with:
list_pppoe_online_users 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 list_pppoe_online_users call is checked against it from then on.
Questions about list_pppoe_online_users
列出当前在线账号. 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 list_pppoe_online_users: 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.
list_pppoe_online_users 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 list_pppoe_online_users 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 list_pppoe_online_users. 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.
list_pppoe_online_users 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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