Results of San-Jose meeting March 16-20 ITU-T SG15 Q13 Results of San-Jose meeting March 16-20

Q13 « metric » Participants 32 Contributions from participants 52 Documents from rapp & editors 19 Documents written for drafting 7

Version focussing on SyncE Existing documents Definitions Architecture Performance Functional model Clock specification Test equipment TDM SyncE CES G.810 G.803 G.8261 G.8261 G.823/4/5 G.8261 G.8261 G.781/783 G.8264* G.781 G.8261 G.811/2/3 G.8262 G.8263 O.171/172 *AAP closed October 28, Version focussing on SyncE *:

Documents in progress SyncE packet based methods frequency time Definitions Architecture Performance Functional model Clock specification Test equipment G.810 Extension of G.810? G.8261 G.8261 G.pactiming-bis G.8261 G.8261 G.pactiming-bis G.8264* G.781 G.8264 Telecom profile G.pacmod-bis G.8262 G.8263 G.8263 Under analysis in Q5/4 In progress

Main progress in San Jose Architecture Metric Network requirements test G.8263 Clock model G.8264 Telecom profile:progress on text Creation of a specific rec for frequency only profiles SSM

G.8261 PSN requirements Discussion related to SyncE in access PSN Metric Discussion on new « percentile metrics » Discussion on time of departure/ arrival of timing packets PSN Test (appendix VI) Agreement to develop a network emulator specification Agreement to replace existing method with Eth switches

G.8266 Scope agreed Definitions related to time distribution agreed Table for time and phase requirements agreed

G.8263 Removal of CES clock from table of content Creation of a model for packet clock

G.8264 Discussions on PTP general architecture Master slave scenario Protection Proposal agreed to define an Hypothetical Reference circuit PTP profile Agreed announce messages part of profile Agreed that unicast mode is mandatory for slaves Agreed that multicast mode is not mandatory for slaves Can be implemented Discussion on security A new recommendation will be consented in oct 2009 on PTP profile for frequency only Text prepared for drafting SSM discussion on extension via TLV

G.8265 Boundary & Transparent Clock were discussed based on contribution Start of discussions Several points need clarification

Other subjects for information Several results from field or labs presented Description of effect of routers on timing distribution Presentation of IEEE802.3az EEE Generation of a list of SyncE capable Eth interfaces