// MCP TOOL REFERENCE

SIPFLOW TOOLS

22 tools from the Sipflow MCP Server, categorised by risk level.

View the Sipflow policy → Token cost: 12,011 tokens →
// ALL 22 SIPFLOW TOOLS
READ 15 tools
Read compare_sdp_offer_answer [cost: free (pure CPU, no network) | read-only] Diff a SIP/SDP offer and answer and surface the issues tha... Read detect_sip_stack [cost: free (pure CPU, no network) | read-only] Identify the SIP product behind a piece of input. Works on... Read detect_sip_vendor_from_config [cost: free (pure CPU, no network) | read-only] Heuristic-only sibling of `detect_sip_stack`, scoped to ve... Read diff_sip_messages [cost: free (pure CPU, no network) | read-only, no persistence] Take two SIP messages (typically the same ... Read dns_diagnose_sip_target [cost: external_io (DNS via Cloudflare + Google; TLS handshake + a SIP OPTIONS keepalive to public targets ... Read fetch_sipflow_share [cost: external_io (Mongo + S3 fetch on the Sipflow backend) | read-only, no persistence | rate limit: shar... Read lookup_response_code [cost: free (pure CPU, no network) | read-only] Instant static lookup of a SIP response code (100-699). Re... Read lookup_sip_header [cost: free (pure CPU, no network) | read-only] Instant lookup of a SIP header by canonical or compact for... Read render_sip_ladder [cost: free (pure CPU, no network) | read-only] Parse a raw SIP trace (PCAP-decoded text, sngrep export, s... Read search_sip_docs [cost: rag (one embed + one vector search) | read-only, network: outbound to embed model only] Vector sear... Read stir_attestation_explainer [cost: free (pure CPU, no network) | read-only] Static explainer for STIR/SHAKEN: maps attestation levels ... Read troubleshoot_response_code [cost: rag (one embed + one vector search) | read-only, network: outbound to embed model only | rate-limite... Read validate_e164_number [cost: free (pure CPU, no network) | read-only] Parse a phone number, normalize to E.164, and classify it.... Read validate_stir_shaken_identity [cost: external_io (HTTPS fetch of the x5u cert) | read-only] Verify a SIP `Identity:` JWS (RFC 8224 / SHA... Read webrtc_sip_checklist [cost: free (pure CPU, no network) | read-only] Return a curated checklist of WebRTC ↔ SIP requirements (W...
WRITE 1 tools
Write submit_sipflow_feedback [cost: write (single MongoDB row) | rate-limited per IP: 3/min, 20/day] Send the Sipflow team feedback whe...
DESTRUCTIVE 2 tools
Destructive review_sip_config [cost: free (pure CPU, no network) | read-only] Use this when the user asks 'review my config' or attaches... Destructive sip_ladder_example [cost: free (pure CPU, no network) | read-only] Return a hand-curated SIP scenario as a Mermaid `sequenceD...
EXECUTE 4 tools
Execute lint_sip_request [cost: free (pure CPU, no network) | read-only, no persistence] Run RFC 3261 / RFC 3325 / RFC 8224 / RFC 8... Execute minimize_sip_trace [cost: free (pure CPU, no network) | read-only, no persistence] Reduce a raw SIP trace to a compact form s... Execute parse_sdp [cost: free (pure CPU, no network) | read-only] Parse a Session Description Protocol body and return a str... Execute parse_sip_message [cost: free (pure CPU, no network) | read-only, no persistence] Parse a single raw SIP message (request OR...
// FAQ
How many tools does the Sipflow MCP server have? +

The Sipflow MCP server exposes 22 tools across 4 categories: Read, Write, Destructive, Execute.

How do I enforce policies on Sipflow tools? +

Route the Sipflow server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do Sipflow tools fall into? +

Sipflow tools are categorised as Read (15), Write (1), Destructive (2), Execute (4). Each category has a recommended default policy.

Let agents act without letting them run wild.

Route your MCP servers through PolicyLayer and every tool call is checked against your policy before it runs — allow, deny, or require approval. Per-identity grants. Full audit log. Live in minutes.

SECURE YOUR MCP →

Free to start. No card required.

4,600+ MCP servers and 31,000+ tools scanned and risk-classified.

// GET IN TOUCH

Have a question or want to learn more? Send us a message.

Message sent.

We'll get back to you soon.