1. Page - 1 79 th IETF – Beijing, November 2010 A Framework for the Control and Measurement of Wavelength Switched Optical Networks (WSON) with Impairments Young Lee ylee@huawei.comylee@huawei.com Huawei Greg Bernsteingregb@grotto-networking.com Grotto Networkinggregb@grotto-networking.com Dan Lidanli@huawei.comdanli@huawei.com Huawei Giovanni Martinelligiomarti@cisco.comgiomarti@cisco.com Cisco draft-ietf-ccamp-wson-impairments-02.txt

2. Page - 2 79 th IETF – Beijing, November 2010 Contributors Ming Chen (Huawei) Gabriele Galimberti (Cisco) Rebecca Han (Huawei) Alberto Tanzi (Cisco) Moustafa Kattan (Cisco) Dirk Schroetter (Cisco) Daniele Ceccarelli (Ericsson) Elisa Bellagamba (Ericsson) Diego Caviglia (Ericsson)

3. Page - 3 79 th IETF – Beijing, November 2010 A Framework for WSONs with Impairments Scope – This document discusses how the definition and characterization of optical fiber, devices, subsystems, and network elements contained in various ITU-T recommendations can be combined with GMPLS control plane protocols and mechanisms to support Impairment Aware Routing and Wavelength Assignment (IA-RWA) in optical networks.

4. Page - 4 79 th IETF – Beijing, November 2010 Minor Updates Changes from 03to 04: –Various editorials –Added a detailed discussion on model RWA+D(IV) and R + D(WA & IV) in Section 3.2.3 –Deleted discussion on properties on impairment info model in Section 4.1.1 and moved them to impairment info draft. –Added contributors: Daniele Ceccarelli Elisa Bellagamba Diego Caviglia

5. Page - 5 79 th IETF – Beijing, November 2010 Next Steps/Issues Update document based on recent liaison from ITU-T Continue refining requirements, architectures and models Stable and ready to move WG LC?