Provider Reference Infrastructure Sharing Offer ______________________________________________________________________ 6. Operational Requirements Processes covering provisioning and maintenance of the interfaces between Provider and the Infrastructure Seeker are contained in the Dark Fiber Service Operations & Maintenance Manual at Annex H of this Agreement. 7. Technical Description A technical description of the Dark Fiber Service is contained in Annex G of this Agreement. 8. Billing The billing arrangements for this Service are set out in Annex B of this Agreement. DATE Page 4