Provider Reference Infrastructure Sharing Offer ______________________________________________________________________ [Infrastructure Provider may modify this Service Description to assure consistency with Technical and Operation & Maintenance Manuals, subject to approval by the Authority] 1. Introduction This Annex defines the Dark Fiber Service. The processes and technical information to support the implementation of this service are described in the Operations & Maintenance Manual (Annex H of this Agreement) and Technical Manual (Annex G of this Agreement). All equipment and plant that is deployed as part of the implementation of this Service shall comply with the relevant national and international standards, as appropriate and as defined within this Agreement. All installation procedures used must comply with standard industry practices and national and international standards, where appropriate and as defined within this Agreement. 2. Service Description The Dark Fiber Service will be provided on a dedicated point-to-point connection terminating at an ODF that provides physical connectivity between the ODF of the Provider and the Infrastructure Seeker’s ODF. Physical connectivity to the co-location facility will be provided by means of an Internal Patch Cable or External Patch Cable. The Dark Fiber Service allows the Infrastructure Seeker to connect appropriate optical transmission technologies to the fiber so allowing the Infrastructure Seeker to deliver its own transmission services. The Dark Fiber Service can only be offered on fibers, which are terminated at an ODF at the Provider’s site. 3. Geographic Restrictions The Dark Fiber Service will be offered at locations and routes, which are listed in Annex J of this Agreement. The Infrastructure Seeker requesting the Dark Fiber Service must have physical access to the Provider ODF by means of a co-location Service under the terms and conditions of this Agreement. The Dark Fiber Service will be provided subject to the Infrastructure Seeker agreeing to observe the operational limitations and national and international standards when connecting its own equipment to the dark fiber. The implementation of the Dark Fiber Service will be subject to physical and/or technical limitations and unforeseen costs highlighted during the implementation of this Service. DATE Page 2