Common use of Technical References Clause in Contracts

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s =s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Intermedia is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Sprint is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Xxxxxxxx is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Intermedia is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s LECs in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC TELIGENT is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC SBCT is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical ATechnical Reference Schedule”Schedule@), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s =s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Sprint is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “A Technical Reference Schedule”Schedule@ ), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s =s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Sprint is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s =s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC Frontier is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.

Technical References. The Parties agree that the Technical References listed on Schedule 2.3 (the “Technical Reference Schedule”), are generally accepted guidelines for interface and performance parameters of equipment and facilities used by LEC’s in the United States for delivering Telephone Exchange Service. These Technical References are used by the Parties in specifying suitable equipment and facilities components for use in their respective networks, and for assuring interoperability between components that collectively comprise such networks. Each Party will strive to their utmost ability to comply with these industry standards, but will not be liable for any non-non- compliance by any vendor furnishing such equipment or facilities, provided that such equipment/facilities are of a type generally deployed throughout the industry, currently or at the time deployed. Nothing in this Section shall require a Party to deliver performance, functionality or capabilities from specific equipment or facilities beyond that intended by its vendor. CLEC ICG is entitled to request through the BFR process functions and capabilities described in the Technical References listed in Schedule 2.3 which CBT has not deployed or activated in its own network.