YDT1348-2005 接入网技术要求——不对称数字用户线(ADSL)自动测试系统.doc

YDT1348-2005 接入网技术要求——不对称数字用户线(ADSL)自动测试系统 11! 丫D/T 1348-2005 接入网技术要求 — 不对称数字用户线 (ADSL )自动测试系统 Technical requirement — Asymmetric Digital Subscriber Line r access (ADSL) fogfo network automatic testing system 2005-05-11发布 2005-11-01实施 中华人 民共 和国UN息 产业部 发布 丫D/T 1348-2005 目 次 前 言 ·······················，··········。··，···········································································???? n 1 范围 ············································································································???? I 2 规范性引用文件 ····························································，··································???? 1 3 缩 略语 ·············································································································?? ?? 1 4 系统定位 ······························.........................................................···················???? 2 5 系统参考模型 ································································，··························.·.......???? 3 6 测试功能要求 ····················································，················································???? 5 7 故障判断要求 ····································································································???? 9 8 测试管理模块技术要求 ···················································································..·.·.???? 11 9 ADSL局端设备测试相关功能要求 ····················，···，··································............???? 11 10 接口要求 ···················································，············????‘··································???? 14 附录A(规范性附录)APP协议 ·········································..................................???? 17 附录B(规范性附录)TL1协议 ····，·······················，······，，·························..............????28 附录C(资料性附录) ADSL自动测试系统物理结构举例 ··················，·······························???? 51 附录D(资料性附录) 测试介人点位于局端分离器前后端的补充说明 ·································???? 53 附录E(资料性附录) 线路宽带特性测试说明 ············································