1、ANSI/TIA-968-B-1-2012APPROVED: June 22, 2012REAFFIRMED: February 16, 2017 TelecommunicationsTelephone Terminal Equipment Technical Requirements for Connection of Terminal Equipment to the Telephone Network-Addendum 1TIA-968-B-1(Addendum to TIA-968-B)June 2012Adopted by ACTAAugust 6, 2012PREFACEThis
2、document, Telecommunications Telephone Terminal Equipment: Technical Requirements for Connection of Terminal Equipment to the Telephone Network has been established pursuant to the Federal Communication Commissions (“FCC”) Report and Order in the 2000 Biennial Review of Part 68 of the Commissions Ru
3、les and Regulations, CC Docket No. 99-216, FCC 00-400, adopted November 9, 2000 and released December 21, 2000 (“Order” or “R (b) there is no assurance that the Document will be approved by any Committee of TIA or any other body in its present or any other form; (c) the Document may be amended, modi
4、fied or changed in the standards development or any editing process. The use or practice of contents of this Document may involve the use of intellectual property rights (“IPR”), including pending or issued patents, or copyrights, owned by one or more parties. TIA makes no search or investigation fo
5、r IPR. When IPR consisting of patents and published pending patent applications are claimed and called to TIAs attention, a statement from the holder thereof is requested, all in accordance with the Manual. TIA takes no position with reference to, and disclaims any obligation to investigate or inqui
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7、oes not warrant or represent that procedures or practices suggested or provided in the Manual have been complied with as respects the Document or its contents. If the Document contains one or more Normative References to a document published by another organization (“other SSO”) engaged in the formu
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16、UT SUCH LIMITATIONS. ANSI/TIA-968-B-1 iTABLE OF CONTENTS 1. SCOPE .1 2. CHANGES TO INFORMATIVE REFERENCES 1 3. CHANGES TO TABLES AND FIGURES .1 ANSI/TIA-968-B-1 iiFOREWORD (This foreword is not part of this Standard.) This addendum was developed to update informative references and to correct severa
17、l tables and figures in TIA-968-B, Telecommunications Telephone Terminal Equipment Technical Requirements for Connection of Terminal Equipment to the Telephone Network. This addendum was produced by Subcommittee TR-41.9, Technical and Administrative Regulatory Considerations. It was developed in acc
18、ordance with TIA procedural guidelines, and represents the consensus position of the Subcommittee, which served as the formulating group. It also received the concurrence of Engineering Committee TR-41, User Premises Telecommunications Requirements. The leadership of the TR-41.9 Technical and Admini
19、strative Regulatory Subcommittee (Ad Hoc Co-Chairs: Phillip Havens, Littelfuse, and Randy Ivans, UL) acknowledges the written contributions provided by the following individuals in the development of this addendum. Organization Representative TIA-968-B-1 Verizon Trone Bishop Editor Broadcom Rafi Rah
20、amim Cisco Tim Lawler Suggestions for improvement of this document are welcome. They should be sent to: Telecommunications Industry Association Engineering Department Suite 300 2500 Wilson Boulevard Arlington, VA 22201 ( http:/www.tiaonline.org ) ANSI/TIA-968-B-1 1 1. SCOPE This addendum provides ch
21、anges to TIA-968-B, Telecommunications Telephone Terminal Equipment Technical Requirements for Connection of Terminal Equipment to the Telephone Network. Clause 2 lists informative references that have been revised. Clause 3 makes corrections to several tables and figures related to VDSL2. All other
22、 clauses in TIA-968-B are not affected. Words that appear in underlined italics in this addendum are intended as instructions to the reader. 2. CHANGES TO INFORMATIVE REFERENCES On pages 90, 95, 101, 104, 115, 121, 126, 130, 134, 136, 157, and 161 change all TIA TSB-31-C references to TIA TSB-31-D.
23、On page 182, change C.9 to the following: TIA TSB-31-D (2011), Rationale and Measurement Guidelines for U.S. Network Protection. On page 182, change C.10 to the following: TIA TSB-129-B, U.S. Network Connections Regulatory Approval Guide, December 2010, which is available from a link at the Web page
24、 of TIA engineering committee TR-41. 3. CHANGES TO TABLES AND FIGURES Change the title of figure 52 to the following: Figure 52 VDSL2 profiles 8a, 8b, 8c and 8d upstream operation over POTS PSD mask Change the title of figure 55 to the following: Figure 55 VDSL2 EU-128 profiles 8a, 8b, 8c and 8d ups
25、tream operation over POTS PSD mask In tables 52, 54, 55, 56, 57, 59, 60, and 61 change 8375 kHz to 8325 kHz. In figures 53, 54, 56, 57, 59, 60, 62, and 63 change 8375 kHz to 8325 kHz. THE TELECOMMUNICATIONS INDUSTRY ASSOCIATION TIA represents the global information and communications technology (ICT
26、) industry through standards development, advocacy, tradeshows, business opportunities, market intelligence and world-wide environmental regulatory analysis. Since 1924, TIA has been enhancing the business environment for broadband, wireless, information technology, cable, satellite, and unified communications. TIA members products and services empower communications in every industry and market, including healthcare, education, security, public safety, transportation, government, the utilities. TIA is accredited by the American National Standards Institute (ANSI).
