Physical Architecture 59.2.1 CenturyLink's network architecture in any given local exchange area and/or LATA can vary markedly from another local exchange area/LATA. Using one or more of the NIMs herein, the Parties will agree to a physical architecture plan for a specific LATA, or if appropriate based on other requirements in Section 59, Local Calling Area. The physical architecture plan, as described in the Local Interconnection POI Profile, will be discussed during joint implementation planning. CLEC and CenturyLink agree to Interconnect their networks through existing and/or new Interconnection Facilities between CLEC switch(es) and CenturyLink's End Office Switch(es) and/or Tandem Switch(es). The physical architecture plan will be in accordance with Forecasting and Planning requirements in Article IV.
Additional Features Additional Features are invoiced at the start of the first Contract Year following the Contract Year in which such Additional Features are activated.