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SIP Message Parser

Parse a raw SIP request or response into start line, headers, and body, with optional SDP parsing and normalized line endings.

1. Input SIP Message

Paste your SIP message below

Advanced Options

2. Parsed Message

INVITE sip:[email protected] SIP/2.0
Via
SIP/2.0/UDP client.example.com:5060;branch=z9hG4bK776asdhds
Max-Forwards
70
From
"Alice" <sip:[email protected]>;tag=1928301774
CSeq
1 INVITE
Contact
Content-Type
application/sdp
Content-Length
219
SDP (application/sdp)
v=0
o=alice 2890844526 2890844526 IN IP4 client.example.com
s=-
c=IN IP4 client.example.com
t=0 0
m=audio 49170 RTP/AVP 0 8 101
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv

3. Message Summary

Message TypeRequest
MethodINVITE
SIP VersionSIP/2.0
TransportUDP
Status Code-
Total Headers9
Content-Length219
Has BodyYes
Content-Typeapplication/sdp

4. Headers List

ViaSIP/2.0/UDP client.example.com:5060;branch=z9hG4bK776asdhds
Max-Forwards70
From"Alice" <sip:[email protected]>;tag=1928301774
CSeq1 INVITE
Contact<sip:[email protected]:5060>
Content-Typeapplication/sdp
Content-Length219

What is SIP Message Parser?

Parse a raw SIP request or response into start line, headers, and body, with optional SDP parsing and normalized line endings. One raw SIP message pasted as text. Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.

Open the tool

What the tool does

  • Input: One raw SIP message pasted as text.
  • Controls and processing: Parse SDP, normalize line endings, show raw message, switch parsed/raw views, and copy the body.
  • Output: Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.

How to use it

  1. Provide the input. One raw SIP message pasted as text.
  2. Review the settings. Parse SDP, normalize line endings, show raw message, switch parsed/raw views, and copy the body.
  3. Generate, inspect, and export. Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.

Key features

  • Input: One raw SIP message pasted as text.
  • Controls and processing: Parse SDP, normalize line endings, show raw message, switch parsed/raw views, and copy the body.
  • Output: Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.

Useful workflows

  • Parse a raw SIP request or response into start line, headers, and body, with optional SDP parsing and normalized line endings.
  • Use it when you need this deliverable or diagnostic result: Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.
  • Place it before the next verified workflow step: running header checks and comparing the message with the relevant call flow.

Limits and safety notes

  • Parsing a message successfully does not mean it is valid for a specific SIP transaction or interoperable with every stack. Folded headers, compact forms, malformed delimiters, duplicate headers, binary bodies, and vendor extensions need explicit tests.

Troubleshooting

  • Paste only the raw value or message expected by the tool; preserve quotes, delimiters, escaping, and line endings, then test a minimal valid sample.
  • If parsing succeeds but the meaning is wrong, compare the output with the target standard or runtime; successful parsing is not proof of operational validity.
  • Parsing a message successfully does not mean it is valid for a specific SIP transaction or interoperable with every stack. Folded headers, compact forms, malformed delimiters, duplicate headers, binary bodies, and vendor extensions need explicit tests.

Frequently asked questions

What is SIP Message Parser?

Parse a raw SIP request or response into start line, headers, and body, with optional SDP parsing and normalized line endings.

How do I use SIP Message Parser?

Provide the expected input, review the page settings, then verify the result before copying or downloading it. Expected output: Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.

What input does it accept?

One raw SIP message pasted as text.

What output does it produce?

Structured start line, parsed headers, body, optional SDP fields, raw/parsed views, and copy actions.

What are the limits?

Parsing a message successfully does not mean it is valid for a specific SIP transaction or interoperable with every stack. Folded headers, compact forms, malformed delimiters, duplicate headers, binary bodies, and vendor extensions need explicit tests.

Related AppKiro tools

Start with a verified input

Test with a small, non-sensitive sample, verify the key settings and output, then apply the result to the real workflow.

Open the tool