Use Cases for SF Aware Topology Models draft-bryskin-teas-use-cases-sf-aware-topo-model-02 Igor Bryskin (Huawei Technologies) Xufeng Liu (Jabil) James Guichard (Huawei Technologies) Young Lee (Huawei Technologies) Luis Miguel Contreras (Telefonika) Danielle Ceccarelli (Eriksson) Jeff Tantsura (Nuage Networks)

Changes since IETF100 Jeff Tantsura has joined as a co-author Application – aware topology use case is added Figures illustrating use cases are updated On– and off-line discussions Editorial changes

SF Aware Network Topology L2x SF1 L23 L32 N3 L3x L21 N2 SF3 L24 L12 L34 L36 L42 L43 L1x N1 L14 L41 N4 SF5 L45 SF6 L15 L54 L63 L51 L56 L65 L5x N5 L156 L165 N6 L6x SF1 Example: SF-aware TE topology 3

SFC with TE constraints L2x SF1 L23 L32 N3 L3x L21 N2 SF3 L24 L12 L34 L36 L42 L43 L1x N1 L14 L41 N4 SF5 L45 SF6 L15 L54 L63 L51 L56 L65 L5x N5 L156 N6 L6x L165 SF1

Application Aware Topology Examples: Web caches, Content Distribution Networks (CDNs), High Frequency Trading (HFT) 5

Next steps Solicit more feedback from WG Relationship with ETSI Impact on IETF Network Slicing (COMS) work Working Group adoption?