P.S.C. NO. 3 - TELEPHONE FRONTIER TELEPHONE OF ROCHESTER, INC. ACCESS Original Page No. 1 ACCESS SERVICE ISSUING CARRIER FRONTIER TELEPHONE OF ROCHESTER, INC. NO CONCURRING CARRIERS NO CONNECTING CARRIERS NO OTHER PARTICIPATING CARRIERS Issued: November 17, 1997 Effective: February 2, 1998 Issued By: President, 180 S. Clinton Ave., Rochester, NY 14646 P.S.C. NO. 3 - TELEPHONE FRONTIER TELEPHONE OF ROCHESTER, INC. ACCESS Original Page No. 2 ACCESS SERVICE EXPLANATION OF SYMBOLS (C) (D) (I) (M) (N) (R) (T) (Z) - To signify changed regulation To signify discounted rate or regulation To signify increase To signify matter relocated without change To signify new rate or regulation To signify reduction To signify change in text but no change in rate or regulation To signify a correction EXPLANATION OF ABBREVIATIONS ac ADA AML ANI AP AT&T BD BHMC CAROT CI CO COCTX Cont'd CPE Ctx DA db dBrnC dBrnCO dBV dc DDA EDD ELEPL EML EPL ERL ESS ESSX - Alternating current Abbreviated Dialing Arrangement Actual Measured Loss Automatic Number Identification Program Audio American Telephone and Telegraph Company Business Day Busy Hour Minutes of Capacity Centralized Automatic Reporting on Trunks Changes Interface Central Office Central Office Centrex Continued Customer Provided Equipment Centrex Directory Assistance Decibel Decibel Reference Noise C-Message Weighting Decibel Reference Noise C-Message Referenced to 0 Decibel(s) relative to 1 volt (reference) Direct Current Digital Data Access Envelope Delay Distortion Equal Level Echo Path Loss Expected Measure Loss Echo Path Loss Echo Return Loss Electronic Switching System Electronic Switching System Exchange Issued: November 17, 1997 Effective: February 2, 1998 Issued By: President, 180 S. Clinton Ave., Rochester, NY 14646 P.S.C. NO. 3 - TELEPHONE FRONTIER TELEPHONE OF ROCHESTER, INC. ACCESS Original Page No. 3 ACCESS SERVICE EXPLANATION OF ABBREVIATIONS (Cont’d) f FID F.C.C. FX HC Hz IC ICB ICL kbps kHz LATA Ma MHz MMUC MRC MT MTS MTS/WATS - NPA NRC NTS NXX OTLP PBX PCM PLR POT rms RSM RSS SRL SSN SWC - frequency Field Identifier Federal Communications Commission Foreign Exchange High Capacity Hertz Interstate Customer Individual Case Basis Inserted Connection Loss Kilobits per second kilohertz Local Access and Transport Area milliamperes Megabits per second Minimum Monthly Usage Charge Monthly Recurring Charge Metallic Message Telecommunications Service(s) Message Telecommunications Service and/or Wide Area Telecommunications Service Numbering Plan Area Nonrecurring Charge Non-Traffic Sensitive Three-Digit Central Office Code Zero Transmission Level Point Private Branch Exchange Pulse Code Modulation Private Line Ringdown Point of Termination root-mean-square Remote Switching Modules Remote Switching Systems Singing Return Loss Switched Service Network Serving Wire Center Issued: November 17, 1997 Effective: February 2, 1998 Issued By: President, 180 S. Clinton Ave., Rochester, NY 14646 P.S.C. NO. 3 - TELEPHONE FRONTIER TELEPHONE OF ROCHESTER, INC. ACCESS Original Page No. 4 ACCESS SERVICE EXPLANATION OF ABBREVIATIONS (Cont’d) TES TG TLP TSPS TV USOC VG V&H WA WATS WD - Telephone Exchange Service(s) Telegraph Grade Transmission Level Point Traffic Service Position System Television Uniform Service Order Code Voice Grade Vertical & Horizontal Wideband Analog Wide Area Telecommunications Service(s) Wideband Data Issued: November 17, 1997 Effective: February 2, 1998 Issued By: President, 180 S. Clinton Ave., Rochester, NY 14646 P.S.C. NO. 3 - TELEPHONE FRONTIER TELEPHONE OF ROCHESTER, INC. ACCESS Original Page No. 5 ACCESS SERVICE REFERENCE TO OTHER TARIFFS Whenever reference is made in this tariff to other tariffs, the reference is to the tariffs in force as of the effective date of this tariff, and to amendments thereto and successive issues thereof. REFERENCE TO TECHNICAL PUBLICATIONS The following technical publication is referenced in this tariff and may be obtained from the National Exchange Carrier Association, Inc., Director-Tariff and Regulatory Matters, 100 So. Jefferson Road, Whippany, N.J. 07981 and the Federal Communications Commission’s commercial contractor. PUB AS No. 1, ISSUE II Access Service Issued: May, 1984 Available: May, 1984 PUB AS No. 1, ISSUE II Access Service Addendum Issued: March, 1987 Available: March, 1987 The following technical publications are referenced in this tariff and may be obtained from Bell Communications Research, Inc., Distribution Storage Center, 60 New England Avenue, Piscataway, N.J. 08854. Technical Reference: PUB 41451 Issued: January, 1983 Available: May 17, 1983 TR-NPL-000334, Issue No. 1 Issued: June, 1986 Available: July, 1986 Special Report SR-EOP-000191, Issue No. 1 Issued: April, 1985 Available: September, 1985 Multiple Exchange Carrier Access Billing Guidelines (MECAB) Issued: November, 1987 Available: January, 1988 Multiple Exchange Carrier Ordering and Design Guidelines (MECOD) Issued: November, 1985 Available: January, 1988 The following publication is referenced in this tariff and may be obtained from the Federal Communications Commission’s commercial contractor. National Exchange Carrier Association, Inc. Tariff F.C.C. No. 4 Issued: January, 1987 Available: January, 1987 Issued: November 17, 1997 Effective: February 2, 1998 Issued By: President, 180 S. Clinton Ave., Rochester, NY 14646