Common use of Physical Architectures Clause in Contracts

Physical Architectures. 4.3.1 Level 3 shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇-▇▇; ▇▇▇/▇▇ (▇) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, and other terms and conditions in the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3-IPs: (a) a physical or virtual Collocation node BA establishes at the Level 3-IP; and/or (b) a physical or virtual Collocation node established separately at the Level 3-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 (and any necessary multiplexing), to the Level 3-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities.

Physical Architectures. 4.3.1 Level 3 NorthPoint shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇NorthPoint established at the BA-▇▇IP; ▇▇▇/▇▇and/or (▇b) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 NorthPoint has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 NorthPoint shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 NorthPoint may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, intervals and other terms and conditions in conditionsin the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3NorthPoint-IPs: (a) a physical physical, virtual or virtual other alternative Collocation node BA establishes at the Level 3NorthPoint-IP; and/or (b) a physical physical, virtual or virtual other alternative Collocation node established separately at the Level 3NorthPoint-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 NorthPoint (and any necessary multiplexing), to the Level 3NorthPoint-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3NorthPoint-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 NorthPoint any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available.Parties.‌ 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities. 4.3.9 In recognition of the large number and variety of BA-IPs available for use by NorthPoint, NorthPoint’s ability to select from among those points to minimize the amount of transport it needs to provide or purchase, and the fewer number of NorthPoint-IPs available to BA to select from for similar purposes, NorthPoint shall charge BA no more than a non-distance sensitive Entrance Facility charge as provided in Exhibit A for the transport of traffic from a BA-IP to a NorthPoint-IP in any given LATA.

Physical Architectures. 4.3.1 Level 3 MFN shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇MFN established at the BA-▇▇IP; ▇▇▇/▇▇and/or (▇b) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 MFN has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 MFN shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 MFN may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, and other terms and conditions in the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3MFN-IPs: (a) a physical physical, virtual or virtual other alternative Collocation node BA establishes at the Level 3MFN-IP; and/or (b) a physical physical, virtual or virtual other alternative Collocation node established separately at the Level 3MFN-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 MFN (and any necessary multiplexing), to the Level 3MFN-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3MFN-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 MFN any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities. 4.3.9 In recognition of the large number and variety of BA-IPs available for use by MFN, MFN’s ability to select from among those points to minimize the amount of transport it needs to provide or purchase, and the fewer number of MFN-IPs available to BA to select from for similar purposes, MFN shall charge BA no more than a non-distance sensitive Entrance Facility charge as provided in Exhibit A for the transport of traffic from a BA-IP to a MFN-IP in any given LATA.

Physical Architectures. 4.3.1 Level 3 NorthPoint shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇NorthPoint established at the BA-▇▇IP; ▇▇▇/▇▇and/or (▇b) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 NorthPoint has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 NorthPoint shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 NorthPoint may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, intervals and other terms and conditions in conditionsin the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3NorthPoint-IPs: (a) a physical physical, virtual or virtual other alternative Collocation node BA establishes at the Level 3NorthPoint-IP; and/or (b) a physical physical, virtual or virtual other alternative Collocation node established separately at the Level 3NorthPoint-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 NorthPoint (and any necessary multiplexing), to the Level 3NorthPoint-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3NorthPoint-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 NorthPoint any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities. 4.3.9 In recognition of the large number and variety of BA-IPs available for use by NorthPoint, NorthPoint’s ability to select from among those points to minimize the amount of transport it needs to provide or purchase, and the fewer number of NorthPoint-IPs available to BA to select from for similar purposes, NorthPoint shall charge BA no more than a non-distance sensitive Entrance Facility charge as provided in Exhibit A for the transport of traffic from a BA-IP to a NorthPoint-IP in any given LATA.

Physical Architectures. 4.3.1 Level 3 MFN shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇-▇▇MFN established at the BA- IP; ▇▇▇/▇▇and/or (▇b) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 MFN has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 MFN shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 MFN may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, intervals and other terms and conditions in the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3MFN-IPs: (a) a physical physical, virtual or virtual other alternative Collocation node BA establishes at the Level 3MFN-IP; and/or (b) a physical physical, virtual or virtual other alternative Collocation node established separately at the Level 3MFN-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 MFN (and any necessary multiplexing), to the Level 3MFN-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3MFN-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 MFN any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities. 4.3.9 In recognition of the large number and variety of BA-IPs available for use by MFN, MFN’s ability to select from among those points to minimize the amount of transport it needs to provide or purchase, and the fewer number of MFN-IPs available to BA to select from for similar purposes, MFN shall charge BA no more than a non-distance sensitive Entrance Facility charge as provided in Exhibit A for the transport of traffic from a BA-IP to a MFN-IP in any given LATA.‌

Physical Architectures. 4.3.1 Level 3 shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇-▇▇; ▇▇▇/▇▇ (▇) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, and other terms and conditions in the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3-IPs: (a) a physical or virtual Collocation node BA establishes at the Level 3-IP; and/or (b) a physical or virtual Collocation node established separately at the Level 3-IP by a third party with whom BA ▇▇ has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 (and any necessary multiplexing), to the Level 3-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities.

Physical Architectures. 4.3.1 Level 3 shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇-▇▇; ▇▇▇/▇▇ (▇) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, and other terms and conditions in the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available.available.‌ 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3-IPs: (a) a physical or virtual Collocation node BA establishes at the Level 3-IP; and/or (b) a physical or virtual Collocation node established separately at the Level 3-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 (and any necessary multiplexing), to the Level 3-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities.

Physical Architectures. 4.3.1 Level 3 MFN shall have the sole right and discretion to specify any of the following three methods for interconnection at any of the BA-IPs: (a) a physical or virtual Collocation node ▇▇▇▇▇ ▇ ▇▇▇▇▇▇▇▇▇▇▇ ▇▇ ▇▇▇ ▇▇MFN established at the BA-▇▇IP; ▇▇▇/▇▇and/or (▇b) a physical or virtual Collocation node established separately at the BA-IP by a third party with whom Level 3 MFN has contracted for such purposes; and/or (c) an Entrance Facility and transport (where applicable) leased from BA (and any necessary multiplexing), to the BA-IP. 4.3.2 Level 3 MFN shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation arrangement it establishes at a BA-IP pursuant to Section 13. 4.3.3 Level 3 MFN may order from BA any of the Interconnection methods specified above in accordance with the rates, order intervals, intervals and other terms and conditions in the Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, Level 3 shall interconnect with BA at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.4 BA shall have the sole right and discretion to specify any of the following methods for Interconnection at any of the Level 3MFN-IPs: (a) a physical physical, virtual or virtual other alternative Collocation node BA establishes at the Level 3MFN-IP; and/or (b) a physical physical, virtual or virtual other alternative Collocation node established separately at the Level 3MFN-IP by a third party with whom BA has contracted for such purposes; and/or (c) an Entrance Facility leased from Level 3 MFN (and any necessary multiplexing), to the Level 3MFN-IP. 4.3.5 BA shall provide its own facilities or purchase necessary transport for the delivery of traffic to any Collocation node it establishes at a Level 3MFN-IP pursuant to Section 13. 4.3.6 BA may order from Level 3 MFN any of the Interconnection methods specified above in accordance with the order intervals and other terms and conditions, including, without limitation, rates and charges, set forth in this Agreement, in any applicable Tariff(s), or as may be subsequently agreed to between the Parties. Under each of the options specified above, BA shall interconnect with Level 3 at a DS1 or DS3 level; provided, however, that upon mutual agreement of the Parties higher speed connections (e.g., optical connections) may be made, when and where available. 4.3.7 Under any of the architectures described in this subsection 4.2, and subject to mutual agreement between the Parties, either Party may utilize the Traffic Exchange Trunks for the termination of InterLATA Toll Traffic in accordance with the terms contained in Section 5 and pursuant to the other Party's Switched Exchange Access Service Tariffs. The other Party's Switched Exchange Access Service rates shall apply to such facilities. 4.3.8 The publication “Bellcore Technical Publication GR-342-CORE; High Capacity Digital Special Access Service, Transmission Parameter Limits and Interface Combination” describes the specification and interfaces generally utilized by BA and is referenced herein to assist the Parties in meeting their respective Interconnection responsibilities. 4.3.9 In recognition of the large number and variety of BA-IPs available for use by MFN, MFN’s ability to select from among those points to minimize the amount of transport it needs to provide or purchase, and the fewer number of MFN-IPs available to BA to select from for similar purposes, MFN shall charge BA no more than a non-distance sensitive Entrance Facility charge as provided in Exhibit A for the transport of traffic from a BA-IP to a MFN-IP in any given LATA.‌