1 June 2012 COR1000 Telecoms Project UK Link Committee

2 Agenda Current Position Next Steps Schedule Communications Approach

3 IX Network Current Position Schedule for new IX Hardware rollout is in progress for Geographical areas. Xoserve’s Customer Lifecycle team is contacting Shippers to confirm planned rollout schedules The geographical schedule is now provided in this update and further communication with Customers will continue as part of the IX Upgrade Rollout plan Xoserve wrote to Shippers to request information on the use of XFTM Audit files and we received a number of questions which have been responded to. –No issues were identified to use 2 audit files for the interim period with 2 file transfer systems in operation. This design will be progressed and further communication provided to Shippers to share this in detail in July 12 UKLC update.

4 IX Network Proposed Next Steps Complete analysis phase – In progress, due to complete in June 2012 An extended Proof of Concept (PoC) to prove the appropriate end user solution. – To be completed at the start of July Internally test that the proposed solution is fit for purpose for the end user estate. – To be completed by the middle of July Roll out this solution to a single IX end user and refresh them onto the new IX Network to prove the solution in the live environment. – To be completed by the end of July. Conduct a ‘Pilot’ where 3 external IX end users are refreshed onto the new Network. This will validate that the planned refresh activities developed by Cable and Wireless Worldwide are valid. – To be completed by the first week of August Commence with the rollout to all IX end user sites. To commence from the middle of August 12 and to be completed by the middle of December 2012.

5 Rollout Schedule The migration schedule will be carried out on a regional geographical plan. Cable & Wireless will start communications with individual shippers six weeks prior to the refresh window to confirm all activities including circuit provision appointments, engineer visits and to arranging the date and time for the migration outage window. The current migration window for each region is as follows: StartFinish Scotland07/08/1216/08/12 Tyne & Wear21/08/1223/08/12 Leeds28/08/1204/09/12 Manchester05/09/1211/09/12 Midlands12/09/1227/09/12 Bristol02/10/1204/10/12 Winchester09/10/1217/10/12 London18/10/1204/12/12 Cambridge05/12/1213/12/12

6 Roll Out Communications Approach You will be contacted by the Xoserve Customer Lifecycle Team to alert you to the tranche you are in and the timeframe that is being proposed for your site/s Cable and Wireless Worldwide will then contact your nominated technical contact to arrange the specific date and details of the cutover to the new network and equipment