Common use of Physical File Characteristics Clause in Contracts

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSA’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA for the purpose of data transmission. Where a dedicated line is required, McLeodUSA will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSA. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA will be the responsibility of McLeodUSA. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA end for the purpose of data transmission will be the responsibility of McLeodUSA.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Your Communication Connection over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAYour Communication Connection’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Your Communication Connection for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Your Communication Connection will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Your Communication Connection will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAYour Version 2Q01: 07/19/01 Communication Connection. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Your Communication Connection will be the responsibility of McLeodUSAYour Communication Connection. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Your Communication Connection’s end for the purpose of data transmission will be the responsibility of McLeodUSAYour Communication Connection.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Pinnacle over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAPinnacle’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Pinnacle for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Pinnacle will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Pinnacle will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAPinnacle. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Pinnacle will be the responsibility of McLeodUSAPinnacle. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Pinnacle end for the purpose of data transmission will be the responsibility of McLeodUSAPinnacle.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Broadslate over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSABroadslate’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Broadslate for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Broadslate will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Broadslate will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSABroadslate. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Broadslate will be the responsibility of McLeodUSABroadslate. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Broadslate’s end for the purpose of data transmission will be the responsibility of McLeodUSA.Broadslate. Version 3Q00: 11/28/00

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Centennial over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSACentennial’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Centennial for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Centennial will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Centennial will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSACentennial. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Centennial will be the responsibility of McLeodUSACentennial. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Centennial’s end for the purpose of data transmission will be the responsibility of McLeodUSACentennial.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Interlink Network Resources over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSA’s Interlink Network Resources’ Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Interlink Network Resources for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Interlink Network Resources will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Interlink Network Resources will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAInterlink Network Resources. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Interlink Network Resources will be the responsibility of McLeodUSAInterlink Network Resources. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Interlink Network Resources’ end for the purpose of data transmission will be the responsibility of McLeodUSAInterlink Network Resources.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA QuantumShift over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAQuantumShift’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA QuantumShift for the purpose of data transmission. Where a dedicated line is required, McLeodUSA QuantumShift will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA QuantumShift will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAQuantumShift. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA QuantumShift will be the responsibility of McLeodUSAQuantumShift. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA QuantumShift’s end for the purpose of data transmission will be the responsibility of McLeodUSA.QuantumShift. Version 3Q00: 11/28/00

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA CBX Communications over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSA’s CBX Communications’ Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA CBX Communications for the purpose of data transmission. Where a dedicated line is required, McLeodUSA CBX Communications will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA CBX Communications will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSACBX Communications. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA CBX Communications will be the responsibility of McLeodUSACBX Communications. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA CBX Communications’ end for the purpose of data transmission will be the responsibility of McLeodUSACBX Communications.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Verizon Avenue over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAVerizon Avenue’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Verizon Avenue for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Verizon Avenue will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Verizon Avenue will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAVerizon Avenue. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Verizon Avenue will be the responsibility of McLeodUSAVerizon Avenue. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Verizon Avenue end for the purpose of data transmission will be the responsibility of McLeodUSAVerizon Avenue.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Buy-Tel over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSABuy-Tel’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Buy-Tel for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Buy-Tel will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Buy-Tel will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSABuy-Tel. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Buy-Tel will be the responsibility of McLeodUSABuy-Tel. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Buy-Tel’s end for the purpose of data transmission will be the responsibility of McLeodUSA.Buy-Tel. Version 2Q01: 07/25/01

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed EODUF feed will be distributed to McLeodUSA Synopsis Communications Inc. over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSASynopsis Communications Inc.’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Synopsis Communications Inc. for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Synopsis Communications Inc. will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Synopsis Communications Inc. will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by an individual case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSA. Synopsis Communications Version R1Q02: 02/26/02 Inc.. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Synopsis Communications Inc. will be the responsibility of McLeodUSA. Synopsis Communications Inc.. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by an individual case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Synopsis Communications Inc.’s end for the purpose of data transmission will be the responsibility of McLeodUSA.Synopsis Communications Inc..

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Al-Call over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAAl-Call’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Al-Call for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Al-Call will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Al-Call will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAAl-Call. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Al-Call will be the responsibility of McLeodUSAAl-Call. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Al-Call end for the purpose of data transmission will be the responsibility of McLeodUSAAl-Call.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA PaeTec over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAPaeTec’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA PaeTec for the purpose of data transmission. Where a dedicated line is required, McLeodUSA PaeTec will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA PaeTec will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAPaeTec. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA PaeTec will be the responsibility of McLeodUSAPaeTec. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA PaeTec end for the purpose of data transmission will be the responsibility of McLeodUSAPaeTec.

Physical File Characteristics. 6.2.1 7.6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Knology over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSA’s Knology's Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Knology for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Knology will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Knology will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAKnology. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Knology will be the responsibility of McLeodUSAKnology. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, software that is required on McLeodUSA Knology's end for the purpose of data transmission will be the responsibility of McLeodUSAKnology.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Sail NetWorks over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSASail NetWorks’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Sail NetWorks for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Sail NetWorks will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Sail NetWorks will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSASail NetWorks. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Sail NetWorks will be the responsibility of McLeodUSASail NetWorks. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. Version 2Q00: 8/17/00 All equipment, including modems and software, that is required on McLeodUSA Sail NetWorks’s end for the purpose of data transmission will be the responsibility of McLeodUSASail NetWorks.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Max-Tel over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAMax-Tel’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Max-Tel for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Max-Tel will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Max-Tel will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAMax-Tel. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Max-Tel will be the responsibility of McLeodUSAMax-Tel. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Max-Tel end for the purpose of data transmission will be the responsibility of McLeodUSAMax-Tel.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA MET Communications over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAMET Communications’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA MET Communications for the purpose of data transmission. Where a dedicated line is required, McLeodUSA MET Communications will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA MET Communications will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAMET Communications. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA MET Communications will be the responsibility of McLeodUSAMET Communications. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA MET Communications end for the purpose of data transmission will be the responsibility of McLeodUSAMET Communications.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Knology over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSA’s Knology's Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-non- compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Knology for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Knology will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Knology will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAKnology. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Knology will be the responsibility of McLeodUSAKnology. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Knology's end for the purpose of data transmission will be the responsibility of McLeodUSA.Knology. Attachment 1 Page 35 EXHIBIT E

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Dialogica Communications over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSA’s Dialogica Communicatons’ Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Dialogica Communications for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Dialogica Communications will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Dialogica Communications will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSADialogica Communications. Version 3Q00: 11/28/00 Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Dialogica Communications will be the responsibility of McLeodUSADialogica Communications. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Dialogica Communicatons’ end for the purpose of data transmission will be the responsibility of McLeodUSADialogica Communications.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Advantel over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAAdvantel’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Advantel for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Advantel will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Advantel will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAAdvantel. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Advantel will be the responsibility of McLeodUSAAdvantel. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Advantel’s end for the purpose of data transmission will be the responsibility of McLeodUSAAdvantel.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed EODUF feed will be distributed to McLeodUSA Colmena Corp. over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAColmena Corp.’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Colmena Corp. for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Colmena Corp. will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Colmena Corp. will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by an individual case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSA. Colmena Corp.. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Colmena Corp. will be the responsibility of McLeodUSA. Colmena Corp.. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by an individual case basis between the partiesParties. Version R1Q02: 02/26/02 All equipment, including modems and software, that is required on McLeodUSA Colmena Corp.’s end for the purpose of data transmission will be the responsibility of McLeodUSA.Colmena Corp..

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Excelink Communications over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAExcelink Communications’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Excelink Communications for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Excelink Communications will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Excelink Communications will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAExcelink Communications. Additionally, all message toll charges associated with the use of Version 3Q00: 11/28/00 the dial circuit by McLeodUSA Excelink Communications will be the responsibility of McLeodUSAExcelink Communications. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Excelink Communications’s end for the purpose of data transmission will be the responsibility of McLeodUSAExcelink Communications.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Xxxx Communications over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAXxxx Communications’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Xxxx Communications for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Xxxx Communications will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Xxxx Communications will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAXxxx Communications. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Xxxx Communications will be the responsibility of McLeodUSAXxxx Communications. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Xxxx Communications’s end for the purpose of data transmission will be the responsibility of McLeodUSAXxxx Communications.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA ACCESS Integrated over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAACCESS Integrated’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA ACCESS Integrated for the purpose of data transmission. Where a dedicated line is required, McLeodUSA ACCESS Integrated will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA ACCESS Integrated will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAACCESS Integrated. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA ACCESS Integrated will be the responsibility of McLeodUSAACCESS Integrated. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA ACCESS Integrated end for the purpose of data transmission will be the responsibility of McLeodUSAACCESS Integrated.

Physical File Characteristics. 6.2.1 7.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Accutel over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSAAccutel’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 7.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Accutel for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Accutel will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Accutel will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAAccutel. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Accutel will be the responsibility of McLeodUSAAccutel. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Accutel’s end for the purpose of data transmission will be the responsibility of McLeodUSAAccutel.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed File will be distributed to McLeodUSA over their existing Optional Daily Usage File (ODUF) feedOronoco via an agreed medium with CONNECT:Direct being the preferred transport method. The EODUF messages will be intermingled among McLeodUSA’s Optional Daily Usage File (ODUF) messages. The EODUF ODUF feed will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF ODUF feed will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). Details such as dataset name and delivery schedule will be addressed during negotiations of the distribution medium. There will be a maximum of one dataset per workday per OCN. 6.2.2 Data circuits (private line or dial-up) may will be required between BellSouth and McLeodUSA Oronoco for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Oronoco will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Oronoco will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by an individual case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSAOronoco. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Oronoco will be the responsibility of McLeodUSAOronoco. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by an individual case basis between the partiesParties. All equipment, including modems and software, that is required on McLeodUSA Oronoco end for the purpose of data transmission will be the responsibility of McLeodUSAOronoco.

Physical File Characteristics. 6.2.1 The Enhanced Optional Daily Usage Feed will be distributed to McLeodUSA Cbeyond over their existing Optional Daily Usage File (ODUF) feed. The EODUF messages will be intermingled among McLeodUSACbeyond’s Optional Daily Usage File (ODUF) messages. The EODUF will be a variable block format (2476) with an LRECL of 2472. The data on the EODUF will be in a non-compacted EMI format (175 byte format plus modules). It will be created on a daily basis (Monday through Friday except holidays). 6.2.2 Data circuits (private line or dial-up) may be required between BellSouth and McLeodUSA Cbeyond for the purpose of data transmission. Where a dedicated line is required, McLeodUSA Cbeyond will be responsible for ordering the circuit, overseeing its installation and coordinating the installation with BellSouth. McLeodUSA Cbeyond will also be responsible for any charges associated with this line. Equipment required on the BellSouth end to attach the line to the mainframe computer and to transmit successfully ongoing will be negotiated on a case by case basis. Where a dial-up facility is required, dial circuits will be installed in the BellSouth data center by BellSouth and the associated charges assessed to McLeodUSACbeyond. Additionally, all message toll charges associated with the use of the dial circuit by McLeodUSA Cbeyond will be the responsibility of McLeodUSACbeyond. Associated equipment on the BellSouth end, including a modem, will be negotiated on a case by case basis between the parties. All equipment, including modems and software, that is required on McLeodUSA Cbeyond end for the purpose of data transmission will be the responsibility of McLeodUSACbeyond.