Spam score for SIP: a proposal for semantics

Document Type Expired Internet-Draft (individual)
Authors Jan Seedorf  , Saverio Niccolini  , Henning Schulzrinne 
Last updated 2008-02-18
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


This document reports a proposal for semantics of SIP spam scoring in order to achieve a flexible signalling standardization allowing an incremental adoption of the scoring mechanism. This approach can give early experimental implementers the possibility to start using spam scoring extensions in an explorative fashion without running into interoperability problems.


Jan Seedorf (
Saverio Niccolini (
Henning Schulzrinne (

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)