Network Channel (NC), Network Channel Interface (NCI

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August 2002 Network Channel (NC), Network Channel Interface (NCI)...

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Network Channel (NC), Network Channel Interface (NCI) & Secondary Network Channel Interface (SECNCI) Guide For UNE Hi-Cap Facilities in Verizon East (ME, NH, VT, RI, MA, CT, NY, NJ, PA, DE, DC, MD, VA & WV)

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August 2002

NOTICES Disclaimer This documentation is for general information purposes only. This documentation does not obligate Verizon to provide services in the manner described herein. Verizon reserves the right as its sole option to modify or revise the information contained in this documentation at any time without prior notice. In addition to and without limitation of any other limitation of liability of Verizon or its affiliated companies set forth in an applicable contract or tariff, or elsewhere, in no event shall Verizon or its affiliated companies, or their agents, employees, directors, officers, representatives, or suppliers, be liable under contract, warranty, tort (including but not limited to the negligence of Verizon or its affiliates), or any other legal theory, for any incidental, consequential, special or indirect damages arising from or relating to this document or its contents, even if advised of the possibility of such damages. In this document, any usage of Verizon, VZ or state abbreviations refers to territories served by the former Bell Atlantic Corporation. © 2001 Verizon Corporation All rights reserved.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August 2002

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UNE IOF TRANSPORT – OC12 Termination Type – OC12 * CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

(SPEC FIELD = UNBALL) Description OC12 (Short Range LED) OC12 (Short Range LED) OC12 (Short Range LED) OC12 (Short Range LED)

NC Code OD-OD-OD-OD--

NCI Code 02SOF.E 02QBF.LL 02QBF.LL 02SOF.E

SECNCI Code 02SOF.E 02QBF.LL 02SOF.E 02QBF.LL

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

OC12 (Short Range Laser) OC12 (Short Range Laser) OC12 (Short Range Laser) OC12 (Short Range Laser)

OD-OD-OD-OD--

02SOF.F 02QBF.LL 02QBF.LL 02SOF.F

02SOF.F 02QBF.LL 02SOF.F 02QBF.LL

Termination Type – OC12c * CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

Description OC12 – Concatenated (Short Range LED) OC12 – Concatenated (Short Range LED) OC12 – Concatenated (Short Range LED) OC12 – Concatenated (Short Range LED)

NC Code OD-R OD-R OD-R OD-R

NCI Code 02SOF.E 02QBF.LL 02QBF.LL 02SOF.E

SECNCI Code 02SOF.E 02QBF.LL 02SOF.E 02QBF.LL

CLEC CO to CLEC CO OC12 – Concatenated (Short Range Laser) OD-R 02SOF.F 02SOF.F Colloc to Colloc OC12 – Concatenated (Short Range Laser) OD-R 02QBF.LL 02QBF.LL Colloc to CLEC CO OC12 – Concatenated (Short Range Laser) OD-R 02QBF.LL 02SOF.F CLEC CO to Colloc OC12 – Concatenated (Short Range Laser) OD-R 02SOF.F 02QBF.LL * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. Attenuators are ordered using the 11th position of the NCI code

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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UNE IOF TRANSPORT – OC3 Termination Type – OC3 * CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

(SPEC FIELD = UNBALL) Description OC3 (Short Range LED) OC3 (Short Range LED) OC3 (Short Range LED) OC3 (Short Range LED)

NC Code OB-OB-OB-OB--

NCI Code 02SOF.E 02QBF.LL 02QBF.LL 02SOF.E

SECNCI Code 02SOF.E 02QBF.LL 02SOF.E 02QBF.LL

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

OC3 (Short Range Laser) OC3 (Short Range Laser) OC3 (Short Range Laser) OC3 (Short Range Laser)

OB-OB-OB-OB--

02SOF.F 02QBF.LL 02QBF.LL 02SOF.F

02SOF.F 02QBF.LL 02SOF.F 02QBF.LL

Termination Type – OC3c * CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

Description OC3 - Concatenated (Short Range LED) OC3 - Concatenated (Short Range LED) OC3 - Concatenated (Short Range LED) OC3 - Concatenated (Short Range LED)

NC Code OB-R OB-R OB-R OB-R

NCI Code 02SOF.E 02QBF.LL 02QBF.LL 02SOF.E

SECNCI Code 02SOF.E 02QBF.LL 02SOF.E 02QBF.LL

CLEC CO to CLEC CO OC3 - Concatenated (Short Range Laser) OB-R 02SOF.F 02SOF.F Colloc to Colloc OC3 - Concatenated (Short Range Laser) OB-R 02QBF.LL 02QBF.LL Colloc to CLEC CO OC3 - Concatenated (Short Range Laser) OB-R 02QBF.LL 02SOF.F CLEC CO to Colloc OC3 - Concatenated (Short Range Laser) OB-R 02SOF.F 02QBF.LL * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. Attenuators are ordered using the 11th position of the NCI code

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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UNE IOF TRANSPORT – DS3 Termination Type – DS3 * CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

(SPEC FIELD = UNBALL) Line Coding & Framing M32 Framing M32 Framing M32 Framing M32 Framing

NC Code HF-HF-HF-HF--

NCI Code 04DS6.44 04QB6.33A 04QB6.33A 04DS6.44

SECNCI Code 04DS6.44 04QB6.33A 04DS6.44 04QB6.33A

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

C-Bit Parity (Channelized) C-Bit Parity (Channelized) C-Bit Parity (Channelized) C-Bit Parity (Channelized)

HFCHFCHFCHFC-

04DS6.44I 04QB6.33C 04QB6.33C 04DS6.44I

04DS6.44I 04QB6.33C 04DS6.44I 04QB6.33C

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

C-Bit Parity (Unchannelized) C-Bit Parity (Unchannelized) C-Bit Parity (Unchannelized) C-Bit Parity (Unchannelized)

HFCHFCHFCHFC-

04DS6.44A 04QB6.33B 04QB6.33B 04DS6.44A

04DS6.44A 04QB6.33B 04DS6.44A 04QB6.33B

* Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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UNE IOF TRANSPORT – DS1 (SPEC FIELD = UNBALL) Termination Type – DS1 *

Line Coding & Framing

NC Code

NCI Code

SECNCI Code

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

AMI, SF AMI, SF AMI, SF AMI, SF

HC-HC-HC-HC--

04DS9.15 04QB9.11 04QB9.11 04DS9.15

04DS9.15 04QB9.11 04DS9.15 04QB9.11

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

AMI, ESF AMI, ESF AMI, ESF AMI, ESF

HCD-HCD-HCD-HCD--

04DS9.1K 04QB9.11 04QB9.11 04DS9.1K

04DS9.1K 04QB9.11 04DS9.1K 04QB9.11

CLEC CO to CLEC CO Colloc to Colloc Colloc to CLEC CO CLEC CO to Colloc

B8ZS, ESF B8ZS, ESF B8ZS, ESF B8ZS, ESF

HCEHCEHCEHCE-

04DS9.1S 04QB9.11 04QB9.11 04DS9.1S

04DS9.1S 04QB9.11 04DS9.1S 04QB9.11

CLEC CO to CLEC CO B8ZS, SF HCZ04DS9.15B 04DS9.15B Colloc to Colloc B8ZS, SF HCZ04QB9.11 04QB9.11 Colloc to CLEC CO B8ZS, SF HCZ04QB9.11 04DS9.15B CLEC CO to Colloc B8ZS, SF HCZ04DS9.15B 04DS9.15B * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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UNE LOOPS – DS3 (SPEC FIELD = UNBALL) Termination Type – DS3 * Line Coding & Framing NC Code NCI Code SECNCI Code Colloc to End-user M32 Framing HF-04QB6.33A 04DS6.44 Colloc to End-user C-Bit Parity (Channelized) HFC04QB6.33C 04DS6.44I Colloc to End-user C-Bit Parity (Unchannelized) HFC04QB6.33B 04DS6.44A * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

UNE LOOPS – DS1 (SPEC FIELD = UNBALL) Termination Type – DS1 * Line Code & Framing NC Code NCI Code SECNCI Code Colloc to End-user AMI, SF HC-04QB9.11 04DU9.BN Colloc to End-user AMI, ESF HCD04QB9.11 04DU9.1KN Colloc to End-user B8ZS, ESF HCE04QB9.11 04DU9.1SN Colloc to End-user B8ZS, SF HCZ04QB9.11 04DU9.DN * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

UNE DARK FIBER (IOF & LOOP) (SPEC FIELD = UNBALL) Line Code & Framing

Termination Type – DF * NC Code NCI Code SECNCI Code Colloc to Colloc (DF-IOF) LX-02QBF.LLX 02QBF.LLX Colloc to CLEC CO (DF-IOF) LX-02QBF.LLX 02FCF.X Colloc to End-user (DF-LOOP) LX-02QBF.LLX 02FCF.X * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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UNE MUX – HIGH SPEED FACILITY (DS3) (SPEC FIELD = UNBALL) Line Code & Framing

SR Flavor/Termination Type – DS3 * NC Code NCI Code SECNCI Code Mux, High Speed DS3 HF-M 04QB6.33 Mux, High Speed DS3 B8ZS Compatible HFZM 04QB6.33 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

UNE MUX – HIGH SPEED FACILITY (DS1) (SPEC FIELD = UNBALL) SR Flavor/Termination Type – DS1 * Line Code & Framing NC Code NCI Code SECNCI Code Mux, High Speed DS1 AMI, SF HC-M 04QB9.11 Mux, High Speed DS1 AMI, ESF HCDM 04QB9.11 Mux, High Speed DS1 B8ZS, ESF HCEM 04QB9.11 Mux, High Speed DS1 B8ZS, SF HCZM 04QB9.11 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

UNE MUX – LOW SPEED CHANNEL (DS1) (SPEC FIELD = UNBALL) SR Flavor/Termination Type – DS1 * Line Coding & Framing NC Code NCI Code SECNCI Code Mux, Low Speed DS1 AMI, SF HC-04QB6.33 04QB9.11 Mux, Low Speed DS1 AMI, ESF HCD04QB6.33 04QB9.11 Mux, Low Speed DS1 B8ZS, ESF HCE04QB6.33 04QB9.11 Mux, Low Speed DS1 B8ZS, SF HCZ04QB6.33 04QB9.11 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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EEL LOOPS – DS3 (SPEC FIELD = UNB1OT) Termination Type – DS3 * Line Coding & Framing NC Code NCI Code SECNCI Code Colloc to End-user M32 Framing HF-04QB6.33A 04DS6.44 CLEC CO to End-user M32 Framing HF-04DS6.44 04DS6.44 Colloc to End-user C-Bit Parity (Channelized) HFC04QB6.33C 04DS6.44I CLEC CO to End-user C-Bit Parity (Channelized) HFC04DS6.44I 04DS6.44I Colloc to End-user C-Bit Parity (Unchannelized) HFC04QB6.33B 04DS6.44A CLEC CO to End-user C-Bit Parity (Unchannelized) HFC04DS6.44A 04DS6.44A * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

PAGE: 8

EEL LOOPS – DS1 Termination Type – DS1 * Colloc to End-user CLEC CO to End-user

(SPEC FIELD = UNB1OT) Line Code & Framing NC Code NCI Code AMI, SF HC-04QB9.11 AMI, SF HC-04DS9.15

SECNCI Code 04DU9.BN 04DU9.BN

Colloc to End-user CLEC CO to End-user

AMI, ESF AMI, ESF

HCDHCD-

04QB9.11 04DS9.1K

04DU9.1KN 04DU9.1KN

Colloc to End-user CLEC CO to End-user

B8ZS, ESF B8ZS, ESF

HCEHCE-

04QB9.11 04DS9.1S

04DU9.1SN 04DU9.1SN

Colloc to End-user B8ZS, SF HCZ04QB9.11 04DU9.DN CLEC CO to End-user B8ZS, SF HCZ04DS9.15B 04DU9.DN * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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EEL LOOPS – DS0 (SPEC FIELD = UNB1OT) Termination Type – DS0 * Description NC Code NCI Code SECNCI Code Colloc to End-user 56 kbps DDS Loop XH-04QC5.OOP 04DU5.56 Colloc to End-user 56 kpbs DDS Loop w/Secondary Channel XHB04QC5.OOP 04DU5.56S Colloc to End-user Switched 56 kpbs DDS Loop XH-E 04QC5.OOP 04DU5.56A Colloc to End-user 64 kpbs DDS Loop XD-04QC5.OOQ 04DU5.64 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

EEL LOOPS – VOICE GRADE (SPEC FIELD = UNB1OT) Termination Type – VG * Description NC Code NCI Code SECNCI Code Colloc to End-user 2W Ground start Closed end @ end user LY-02QC3.OOB 02GS2 Colloc to End-user 2W Ground start Open end @ end user LY-02QC3.OOC 02GO2 Colloc to End-user 2W Loop start Closed end @ end user LY-02QC3.OOD 02LS2 Colloc to End-user 2W Transmission only – no Signaling LY-02QC3.OOF 02NO2 Colloc to End-user 2W Reverse Battery-Term @ end user LY-02QC2.RVO 02RV2.T Colloc to End-user 2W Reverse Battery-Orig. @ end user LY-02QC2.RVT 02RV2.O Colloc to End-user 4W Duplex Signaling LY-04QC2.DXO 04DX2 Colloc to End-user 4W Ground Start – Closed end @ end user LY-04QC2.OOB 04GS2 Colloc to End-user 4W Ground start – Open end @ end user LY-04QC2.OOC 04GO2 Colloc to End-user 4W Loop Start –Closed end @ end user LY-04QC2.OOD 04LS2 Colloc to End-user 4W Loop Start – Open end @ end user LY-04QC2.OOE 04LO2 Colloc to End-user 4W Transmission – No Signaling LY-04QC2.OOF 04NO2 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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EEL BACKBONES – DS3& DS1 SR Termination Type – DS3 * Colloc to Verizon SWC CLEC CO to Verizon SWC Colloc to Verizon SWC CLEC CO to Verizon SWC

(SPEC FIELD = UNB1OT) Line Code & Framing NC Code AMI, SF HF-M AMI, SF HF-M B8ZS compatible facility HFZM B8ZS compatible facility HFZM

SR Termination Type – DS1 * Colloc to Verizon SWC

Line Code & Framing AMI, SF

NCI Code 04QB6.33 04DS6.44 04QB6.33 04DS6.44

NC Code HC-M

SECNCI Code N/A N/A N/A N/A

NCI Code SECNCI Code 04QB9.11 N/A 04QB6.33 ** CLEC CO to Verizon SWC AMI, SF HC-M 04DS9.15 N/A 04DS6.44 ** Colloc to Verizon SWC AMI, ESF HCDM 04QB9.11 N/A 04QB6.33 ** CLEC CO to Verizon SWC AMI, ESF HCDM 04DS9.1K N/A 04DS6.44 ** Colloc to Verizon SWC B8ZS, ESF HCEM 04QB9.11 N/A 04QB6.33 ** CLEC CO to Verizon SWC B8ZS, ESF HCEM 04DS9.1S N/A 04DS6.44 ** Colloc to Verizon SWC B8ZS, SF HCZM 04QB9.11 N/A 04QB6.33 ** CLEC CO to Verizon SWC B8ZS, SF HCZM 04DS9.15B N/A 04DS6.44 ** * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. ** NCI Code (04QB6.33 & 04DS6.44) required when ordering DS1-level EEL backbone riding a DS3-level EEL backbone

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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EEL DS1 M-LOOPS SR Flavor/Termination Type – DS1 * Colloc to End-user CLEC CO to End-user

(SPEC FIELD = UNB1OT) Line Code & Framing NC Code AMI, SF HC-AMI, SF HC--

NCI Code 04QB6.33 04DS6.44

SECNCI Code 04DU9.BN 04DU9.BN

Colloc to End-user CLEC CO to End-user

AMI, ESF AMI, ESF

HCDHCD-

04QB6.33 04DS6.44

04DU9.1KN 04DU9.1KN

Colloc to End-user CLEC CO to End-user

B8ZS, ESF B8ZS, ESF

HCEHCE-

04QB6.33 04DS6.44

04DU9.1SN 04DU9.1SN

Colloc to End-user B8ZS, SF HCZ04QB6.33 04DU9.DN CLEC CO to End-user B8ZS, SF HCZ04DS6.44 04DU9.DN * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

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EEL M - LOOPS: DS0 Termination Type – DS0 * Colloc to End-user

(SPEC FIELD = UNB1OT) Description 56 kbps DDS Loop

NC Code XH--

CLEC CO to End-user

56 kbps DDS Loop

XH--

Colloc to End-user

56 kpbs DDS Loop w/Secondary Channel

XHB-

CLEC CO to End-user

56 kpbs DDS Loop w/Secondary Channel

XHB-

Colloc to End-user

Switched 56 kpbs DDS Loop

XH-E

CLEC CO to End-user

Switched 56 kpbs DDS Loop

XH-E

Colloc to End-user

64 kpbs DDS Loop

XD--

NCI Code 04QB6.33 04QB9.11 04DS6.44 04DS9.15

SECNCI Code 04DU5.56

04QB6.33 04QB9.11 04DS6.44 04DS9.15

04DU5.56S

04QB6.33 04QB9.11 04DS6.44 04DS9.15

04DU5.56A

04DU5.56

04DU5.56S

04DU5.56A

04QB6.33 04DU5.64 04QB9.11 CLEC CO to End-user 64 kpbs DDS Loop XD-04DS6.44 04DU5.64 04DS9.15 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. Note: With EEL M-Loops, the NCI code applies to the highest level service of the Backbone. 04QB6.33 & 04DS6.44 when an EEL DS3 Backbone is the highest level. 04QB9.11 & 04DS9.15 when an EEL DS1 Backbone is the highest level.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

PAGE: 13

EEL M - LOOPS: VOICE GRADE Termination Type – VG * Colloc to End-user

(SPEC FIELD = UNB1OT) Description 2W Ground start Closed end @ end user

NC Code LY--

CLEC CO to End-user

2W Ground start Closed end @ end user

LY--

Colloc to End-user

2W Ground start Open end @ end user

LY--

CLEC CO to End-user

2W Ground start Open end @ end user

LY--

Colloc to End-user

2W Transmission only – no Signaling

LY--

CLEC CO to End-user

2W Transmission only – no Signaling

LY--

Colloc to End-user

2W Reverse Battery-Term @ end user

LY--

CLEC CO to End-user

2W Reverse Battery-Term @ end user

LY--

NCI Code 04QB6.33 04QB9.11 04DS6.44 04DS9.15

SECNCI Code 02GS2

04QB6.33 04QB9.11 04DS6.44 04DS9.15

02GO2

04QB6.33 04QB9.11 04DS6.44 04DS9.15

02NO2

04QB6.33 04QB9.11 04DS6.44 04DS9.15

02RV2.T

02GS2

02GO2

02NO2

02RV2.T

* Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. Note: With EEL M-Loops, the NCI code applies to the highest level service of the Backbone. 04QB6.33 & 04DS6.44 when an EEL DS3 Backbone is the highest level. 04QB9.11 & 04DS9.15 when an EEL DS1 Backbone is the highest level.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

PAGE: 14

EEL M-LOOPS: VOICE GRADE Termination Type – VG * Colloc to End-user

(SPEC FIELD = UNB1OT) Description 2W Reverse Battery-Orig. @ end user

NC Code LY--

CLEC CO to End-user

2W Reverse Battery-Orig. @ end user

LY--

Colloc to End-user

4W Duplex Signaling

LY--

CLEC CO to End-user

4W Duplex Signaling

LY--

Colloc to End-user

4W Ground Start – Closed end @ end user LY--

CLEC CO to End-user

4W Ground Start – Closed end @ end user LY--

Colloc to End-user

4W Ground start – Open end @ end user

LY--

CLEC CO to End-user

4W Ground start – Open end @ end user

LY--

NCI Code 04QB6.33 04QB9.11 04DS6.44 04DS9.15

SECNCI Code 02RV2.O

04QB6.33 04QB9.11 04DS6.44 04DS9.15

04DX2

04QB6.33 04QB9.11 04DS6.44 04DS9.15

04GS2

04QB6.33 04QB9.11 04DS6.44 04DS9.15

04GO2

02RV2.O

04DX2

04GS2

04GO2

* Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. Note: With EEL M-Loops, the NCI code applies to the highest level service of the Backbone. 04QB6.33 & 04DS6.44 when an EEL DS3 Backbone is the highest level. 04QB9.11 & 04DS9.15 when an EEL DS1 Backbone is the highest level.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

PAGE: 15

EEL M-LOOPS: VOICE GRADE Termination Type – VG * Colloc to End-user

(SPEC FIELD = UNB1OT) Description 4W Loop Start –Closed end @ end user

NC Code LY--

CLEC CO to End-user

4W Loop Start –Closed end @ end user

LY--

Colloc to End-user

4W Loop Start – Open end @ end user

LY--

CLEC CO to End-user

4W Loop Start – Open end @ end user

LY--

Colloc to End-user

4W Transmission – No Signaling

LY- -

NCI Code 04QB6.33 04QB9.11 04DS6.44 04DS9.15

SECNCI Code 04LS2

04QB6.33 04QB9.11 04DS6.44 04DS9.15

04LO2

04LS2

04LO2

04QB6.33 04NO2 04QB9.11 CLEC CO to End-user 4W Transmission – No Signaling LY- 04DS6.44 04NO2 04DS9.15 * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR. Note: With EEL M-Loops, the NCI code applies to the highest level service of the Backbone. 04QB6.33 & 04DS6.44 when an EEL DS3 Backbone is the highest level. 04QB9.11 & 04DS9.15 when an EEL DS1 Backbone is the highest level.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

PAGE: 16

DEDICATED TRANSIT SERVICE - DTS (SPEC field = UNBALL) Termination Type – DS1 *

Line Coding & Framing

NC Code

NCI Code

SECNCI Code

Colloc to Colloc

AMI, SF

HC--

04QB9.11

04QB9.11

Colloc to Colloc

B8ZS, ESF

HCE-

04QB9.11

04QB9.11

*Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

DEDICATED TRANSIT SERVICE - DTS Termination Type – DS3 * Colloc to Colloc

(SPEC FIELD = UNBALL) Line Coding & Framing

NC Code HF--

NCI Code 04QB6.33

SECNCI Code 04QB6.33

Colloc to Colloc

M32 Framing

HF--

04QB6.33A

04QB6.33A

Colloc to Colloc

C-Bit Parity (Channelized)

HFC-

04QB6.33C

04QB6.33C

Colloc to Colloc

C-Bit Parity (Unchannelized)

HFC-

04QB6.33B

04QB6.33B

* Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002

PAGE: 17

UNBUNDLED FEEDER SUBLOOP ELEMENT - UFSE (SPEC field = UNBFSE) Termination Type – DS1 *

Line Coding & Framing

NC Code

NCI Code

SECNCI Code

Colloc to CRTEE

AMI, SF

HC--

04QB9.11

04QE9.11

Colloc to CRTEE

AMI, ESF

HCD--

04QB9.11

04QE9.11

Colloc to CRTEE

B8ZS, ESF

HCE-

04QB9.11

04QE9.1S

Colloc to CRTEE B8ZS, SF HCZ04QB9.11 04QE9.1S *Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

UNBUNDLED FEEDER SUBLOOP ELEMENT - UFSE Termination Type – DS3 * Colloc to CRTEE

(SPEC FIELD = UNBFSE) Line Coding & Framing M32 Framing

NC Code HF--

NCI Code 04QB6.33A

SECNCI Code 04QE6.33

Colloc to CRTEE

C-Bit Parity (Channelized)

HFC-

04QB6.33C

04QE6.33I

Colloc to CRTEE C-Bit Parity (Unchannelized) HFC04QB6.33B 04QE6.33A * Termination type refers to entries in ACTL field (A-End) and SECLOC field (Z-End) as populated on ASR.

Verizon proprietary - subject to the restrictions on the notices page. Release Date: August, 2002