Network Working Group                                           M. Dodge
Request for Comments: 4069                                   ECI Telecom
Category: Standards Track                                         B. Ray
                                                  PESA Switching Systems
                                                                May 2005
        
Network Working Group                                           M. Dodge
Request for Comments: 4069                                   ECI Telecom
Category: Standards Track                                         B. Ray
                                                  PESA Switching Systems
                                                                May 2005
        

Definitions of Managed Object Extensions for Very High Speed Digital Subscriber Lines (VDSL) Using Single Carrier Modulation (SCM) Line Coding

使用单载波调制(SCM)线路编码的超高速数字用户线路(VDSL)托管对象扩展的定义

Status of This Memo

关于下段备忘

This document specifies an Internet standards track protocol for the Internet community, and requests discussion and suggestions for improvements. Please refer to the current edition of the "Internet Official Protocol Standards" (STD 1) for the standardization state and status of this protocol. Distribution of this memo is unlimited.

本文件规定了互联网社区的互联网标准跟踪协议,并要求进行讨论和提出改进建议。有关本协议的标准化状态和状态,请参考当前版本的“互联网官方协议标准”(STD 1)。本备忘录的分发不受限制。

Copyright Notice

版权公告

Copyright (C) The Internet Society (2005).

版权所有(C)互联网协会(2005年)。

Abstract

摘要

This document defines a portion of the Management Information Base (MIB) module for use with network management protocols in the Internet community. In particular, it describes objects used for managing the Line Code Specific parameters of Very High Speed Digital Subscriber Line (VDSL) interfaces using Single Carrier Modulation (SCM) Line Coding. It is an optional extension to the VDSL-LINE-MIB, RFC 3728, which handles line code independent objects.

本文档定义了管理信息库(MIB)模块的一部分,用于Internet社区中的网络管理协议。特别地,它描述了用于管理使用单载波调制(SCM)线路编码的超高速数字用户线(VDSL)接口的线路代码特定参数的对象。它是VDSL-LINE-MIB RFC 3728的可选扩展,用于处理与行代码无关的对象。

Table of Contents

目录

   1.  The Internet-Standard Management Framework .............. ....  2
   2.  Overview .....................................................  2
       2.1.  Relationship of this MIB Module to Other MIB Modules ...  3
       2.2.  Conventions Used in the MIB Module .....................  3
       2.3.  Structure ..........................  ..................  3
       2.4.  Persistence ............................................  4
   3.  Conformance and Compliance ...................................  5
   4.  Definitions ..................................................  5
   5.  Acknowledgements ............................................. 14
   6.  Security Considerations ...................................... 14
   7.  IANA Considerations .......................................... 16
   8.  References ................................................... 16
       8.1.  Normative References ................................... 16
       8.2.  Informative References ................................. 17
        
   1.  The Internet-Standard Management Framework .............. ....  2
   2.  Overview .....................................................  2
       2.1.  Relationship of this MIB Module to Other MIB Modules ...  3
       2.2.  Conventions Used in the MIB Module .....................  3
       2.3.  Structure ..........................  ..................  3
       2.4.  Persistence ............................................  4
   3.  Conformance and Compliance ...................................  5
   4.  Definitions ..................................................  5
   5.  Acknowledgements ............................................. 14
   6.  Security Considerations ...................................... 14
   7.  IANA Considerations .......................................... 16
   8.  References ................................................... 16
       8.1.  Normative References ................................... 16
       8.2.  Informative References ................................. 17
        
1. The Internet-Standard Management Framework
1. 因特网标准管理框架

For a detailed overview of the documents that describe the current Internet-Standard Management Framework, please refer to section 7 of RFC 3410 [RFC3410].

有关描述当前互联网标准管理框架的文件的详细概述,请参阅RFC 3410[RFC3410]第7节。

Managed objects are accessed via a virtual information store, termed the Management Information Base or MIB. MIB objects are generally accessed through the Simple Network Management Protocol (SNMP). Objects in the MIB are defined using the mechanisms defined in the Structure of Management Information (SMI). This memo specifies a MIB module that is compliant to the SMIv2, which is described in STD 58, RFC 2578 [RFC2578], STD 58, RFC 2579 [RFC2579] and STD 58, RFC 2580 [RFC2580].

托管对象通过虚拟信息存储(称为管理信息库或MIB)进行访问。MIB对象通常通过简单网络管理协议(SNMP)进行访问。MIB中的对象是使用管理信息结构(SMI)中定义的机制定义的。本备忘录规定了符合SMIv2的MIB模块,如STD 58、RFC 2578[RFC2578]、STD 58、RFC 2579[RFC2579]和STD 58、RFC 2580[RFC2580]所述。

2. Overview
2. 概述

This document describes an SNMP MIB module for managing the Line Code Dependent, Physical Medium Dependent (PMD) Layer of SCM VDSL Lines. These definitions are based upon the specifications for VDSL as defined in T1E1, European Telecommunications Standards Institute (ETSI), and International Telecommunication Union (ITU) documentation [T1E1311, T1E1011, T1E1013, ETSI2701, ETSI2702, ITU9931, ITU9971]. Additionally the protocol-dependent (and line-code dependent) management framework for VDSL lines specified by the Digital Subscriber Line Forum (DSLF) has been taken into consideration [DSLFTR57] and [DSLFWT96].

本文档介绍用于管理SCM VDSL线路的线路代码相关、物理介质相关(PMD)层的SNMP MIB模块。这些定义基于T1E1、欧洲电信标准协会(ETSI)和国际电信联盟(ITU)文件[T1E1311、T1E1011、T1E1013、ETSI2701、ETSI2702、ITU9931、ITU9971]中定义的VDSL规范。此外,还考虑了数字用户线路论坛(DSLF)指定的VDSL线路的协议相关(和线路代码相关)管理框架[DSLFTR57]和[DSLFWT96]。

The MIB module is located in the MIB tree under MIB-2 transmission.

MIB模块位于MIB-2传输下的MIB树中。

The key words "MUST", "MUST NOT", "RECOMMENDED", and "SHOULD" in this document are to be interpreted as described in [RFC2119].

本文件中的关键词“必须”、“不得”、“建议”和“应该”应按照[RFC2119]中所述进行解释。

2.1. Relationship of this MIB Module to Other MIB Modules
2.1. 此MIB模块与其他MIB模块的关系

The relationship of the VDSL Line MIB module to other MIB modules, in particular to the IF-MIB presented in RFC 2863 [RFC2863], is discussed in the VDSL-LINE-MIB, RFC 3728 [RFC3728]. This section outlines the relationship of this VDSL Line Extension MIB to the VDSL-LINE-MIB, RFC 3728 [RFC3728].

VDSL-Line-MIB模块与其他MIB模块的关系,特别是与RFC 2863[RFC2863]中介绍的IF-MIB的关系,在VDSL-Line-MIB,RFC 3728[RFC3728]中进行了讨论。本节概述此VDSL线路扩展MIB与VDSL-Line-MIB、RFC 3728[RFC3728]的关系。

2.2. Conventions Used in the MIB Module
2.2. MIB模块中使用的约定
2.2.1. Naming Conventions
2.2.1. 命名约定

A. Vtuc -- VDSL transceiver unit at near (Central) end of line B. Vtur -- VDSL transceiver unit at Remote end of line C. Vtu -- One of either Vtuc or Vtur D. Curr -- Current F. Atn -- Attenuation J. LCS -- Line Code Specific K. Max -- Maximum Q. Mgn -- Margin S. PSD -- Power Spectral Density T. Rx -- Receive T. Snr -- Signal to Noise Ratio U. Tx -- Transmit

A.Vtuc——近(中央)位置的VDSL收发器单元线路末端B.Vtur——线路远端的VDSL收发器单元C.Vtu——Vtuc或Vtur D.Curr中的一个——电流F.Atn——衰减J.LCS——线路代码特定K.Max——最大Q.Mgn——余量S.PSD——功率谱密度T.Rx——接收T.Snr——信噪比U.Tx——发射

2.3. Structure
2.3. 结构

The SCM VDSL Line Extension MIB contains the following MIB group:

SCM VDSL线路扩展MIB包含以下MIB组:

o vdslSCMGroup :

o vdslSCMGroup:

This group supports MIB objects for defining configuration profiles and for monitoring individual bands of Single Carrier Modulation (SCM) VDSL modems. It contains the following tables:

此组支持用于定义配置文件和监视单载波调制(SCM)VDSL调制解调器各个频带的MIB对象。它包含以下表格:

- vdslLineSCMConfProfileTxBandTable - vdslSCMPhysBandTable

- vdslLineSCMConfProfileTxBandTable-vdslSCMPhysBandTable

If the SCM VDSL Line Extension MIB is implemented then all objects in this group MUST be implemented.

如果实现了SCM VDSL线路扩展MIB,则必须实现该组中的所有对象。

Figure 1 below displays the relationship of the tables in the vdslSCMGroup to the vdslGroup and to the ifEntry:

下图1显示了vdslSCMGroup中的表与vdslGroup和ifEntry的关系:

      ifEntry(ifType=97)  ----> vdslLineTableEntry 1:(0..1)
        
      ifEntry(ifType=97)  ----> vdslLineTableEntry 1:(0..1)
        
       vdslLineTableEntry (vdslLineCoding=SCM)
             ----> vdslPhysTableEntry 1:(0..2)
                 ----> vdslSCMPhysBandTable 1:(0..5)
        
       vdslLineTableEntry (vdslLineCoding=SCM)
             ----> vdslPhysTableEntry 1:(0..2)
                 ----> vdslSCMPhysBandTable 1:(0..5)
        
       vdslLineConfProfileEntry(vdslLineConfProfileName)
                     ----> vdslLineSCMConfProfileBandTable 1:(0..5)
        
       vdslLineConfProfileEntry(vdslLineConfProfileName)
                     ----> vdslLineSCMConfProfileBandTable 1:(0..5)
        

Figure 1: Table Relationships

图1:表关系

When the object vdslLineCoding is set to SCM, vdslLineConfProfileName is used as the index to vdslLineSCMConfProfileBandTable. The existence of an entry in any of the tables of the vdslSCMGroup is optional.

当对象vdslLineCoding设置为SCM时,vdslLineConfProfileName将用作vdslLineSCMConfProfileBandTable的索引。vdslSCMGroup的任何表中是否存在条目是可选的。

2.4. Persistence
2.4. 坚持不懈

All read-create objects defined in this MIB module SHOULD be stored persistently. Following is an exhaustive list of these persistent objects:

此MIB模块中定义的所有读创建对象都应永久存储。以下是这些持久对象的详尽列表:

      vdslLineSCMConfProfileBandId
      vdslLineSCMConfProfileBandUsage
      vdslLineSCMConfProfileBandCenterFrequency
      vdslLineSCMConfProfileBandSymbolRate
      vdslLineSCMConfProfileBandConstellationSize
      vdslLineSCMConfProfileBandTransmitPSDLevel
      vdslLineSCMConfProfileBandRowStatus
      vdslLineSCMPhysBandId
      vdslLineSCMPhysBandUsage
      vdslLineSCMPhysBandCurrPSDLevel
      vdslLineSCMPhysBandCurrSymbolRate
      vdslLineSCMPhysBandCurrConstellationSize
      vdslLineSCMPhysBandCurrCenterFrequency
      vdslLineSCMPhysBandPerformanceBandId
      vdslLineSCMPhysBandPerformanceBandUsage
      vdslLineSCMPhysBandPerformanceBandSnrMgn
      vdslLineSCMPhysBandPerformanceBandAtn
        
      vdslLineSCMConfProfileBandId
      vdslLineSCMConfProfileBandUsage
      vdslLineSCMConfProfileBandCenterFrequency
      vdslLineSCMConfProfileBandSymbolRate
      vdslLineSCMConfProfileBandConstellationSize
      vdslLineSCMConfProfileBandTransmitPSDLevel
      vdslLineSCMConfProfileBandRowStatus
      vdslLineSCMPhysBandId
      vdslLineSCMPhysBandUsage
      vdslLineSCMPhysBandCurrPSDLevel
      vdslLineSCMPhysBandCurrSymbolRate
      vdslLineSCMPhysBandCurrConstellationSize
      vdslLineSCMPhysBandCurrCenterFrequency
      vdslLineSCMPhysBandPerformanceBandId
      vdslLineSCMPhysBandPerformanceBandUsage
      vdslLineSCMPhysBandPerformanceBandSnrMgn
      vdslLineSCMPhysBandPerformanceBandAtn
        

Note also that the interface indices in this MIB are maintained persistently. View-based Access Control Model (VACM) data relating to these SHOULD be stored persistently as well [RFC3415].

还要注意,此MIB中的接口索引是持久维护的。与这些相关的基于视图的访问控制模型(VACM)数据也应持久存储[RFC3415]。

3. Conformance and Compliance
3. 合规性和合规性

An SCM based VDSL agent does not have to implement this MIB to be compliant with RFC 3728 [RFC3728]. If the SCM VDSL Line Extension MIB is implemented then the following group is mandatory:

基于SCM的VDSL代理不必实现此MIB即可符合RFC 3728[RFC3728]。如果实施了SCM VDSL线路扩展MIB,则以下组是必需的:

- vdslSCMGroup

- vdslSCMGroup

4. Definitions
4. 定义
   VDSL-LINE-EXT-SCM-MIB DEFINITIONS ::= BEGIN
        
   VDSL-LINE-EXT-SCM-MIB DEFINITIONS ::= BEGIN
        

IMPORTS

进口

   MODULE-IDENTITY,
   OBJECT-TYPE,
   Integer32,
   transmission,
   Unsigned32                      FROM SNMPv2-SMI         -- [RFC2578]
   TEXTUAL-CONVENTION,
   TruthValue,
   RowStatus                       FROM SNMPv2-TC          -- [RFC2579]
   MODULE-COMPLIANCE,
   OBJECT-GROUP                    FROM SNMPv2-CONF        -- [RFC2580]
   ifIndex                         FROM IF-MIB             -- [RFC2863]
   vdslLineConfProfileName         FROM VDSL-LINE-MIB;     -- [RFC3728]
        
   MODULE-IDENTITY,
   OBJECT-TYPE,
   Integer32,
   transmission,
   Unsigned32                      FROM SNMPv2-SMI         -- [RFC2578]
   TEXTUAL-CONVENTION,
   TruthValue,
   RowStatus                       FROM SNMPv2-TC          -- [RFC2579]
   MODULE-COMPLIANCE,
   OBJECT-GROUP                    FROM SNMPv2-CONF        -- [RFC2580]
   ifIndex                         FROM IF-MIB             -- [RFC2863]
   vdslLineConfProfileName         FROM VDSL-LINE-MIB;     -- [RFC3728]
        
   vdslExtSCMMIB MODULE-IDENTITY
      LAST-UPDATED "200504280000Z" --     April 28, 2005
      ORGANIZATION "ADSLMIB Working Group"
      CONTACT-INFO "WG-email:  adslmib@ietf.org
            Info:      https://www1.ietf.org/mailman/listinfo/adslmib
        
   vdslExtSCMMIB MODULE-IDENTITY
      LAST-UPDATED "200504280000Z" --     April 28, 2005
      ORGANIZATION "ADSLMIB Working Group"
      CONTACT-INFO "WG-email:  adslmib@ietf.org
            Info:      https://www1.ietf.org/mailman/listinfo/adslmib
        

Chair: Mike Sneed Sand Channel Systems Postal: P.O. Box 37324 Raleigh NC 27627-732 Email: sneedmike@hotmail.com Phone: +1 206 600 7022

主席:Mike Sneed Sand Channel Systems邮政:北卡罗来纳州罗利市37324信箱27627-732电子邮件:sneedmike@hotmail.com电话:+1206600722

Co-Chair/Co-editor: Bob Ray PESA Switching Systems, Inc. Postal: 330-A Wynn Drive Huntsville, AL 35805 USA Email: rray@pesa.com Phone: +1 256 726 9200 ext. 142

联合主席/联合编辑:Bob Ray PESA Switching Systems,Inc.邮政编码:330-A美国阿拉巴马州亨茨维尔永利大道330号邮编:35805电子邮件:rray@pesa.com电话:+12567269200分机142

Co-editor: Menachem Dodge ECI Telecom Ltd. Postal: 30 Hasivim St. Petach Tikva 49517, Israel Email: mbdodge@ieee.org Phone: +972 3 926 8421 "

共同编辑:Menahem Dodge ECI Telecom Ltd.邮政:30 Hasivm St.Petach Tikva 49517,以色列电子邮件:mbdodge@ieee.org电话:+97239268421“

DESCRIPTION "The VDSL-LINE-MIB found in RFC 3728 defines objects for the management of a pair of VDSL transceivers at each end of the VDSL line. The VDSL-LINE-MIB configures and monitors the line code independent parameters (TC layer) of the VDSL line. This MIB module is an optional extension of the VDSL-LINE-MIB and defines objects for configuration and monitoring of the line code specific (LCS) elements (PMD layer) for VDSL lines using SCM coding. The objects in this extension MIB MUST NOT be used for VDSL lines using Multiple Carrier Modulation (MCM) line coding. If an object in this extension MIB is referenced by a line which does not use SCM, it has no effect on the operation of that line.

描述“RFC 3728中的VDSL-LINE-MIB定义了用于管理VDSL线路两端的一对VDSL收发器的对象。VDSL-LINE-MIB配置并监控线路代码独立参数(TC层)VDSL线路的。此MIB模块是VDSL-line-MIB的可选扩展,并定义用于使用SCM编码为VDSL线路配置和监控线路代码特定(LCS)元素(PMD层)的对象。此扩展MIB中的对象不得用于使用多载波调制(MCM)的VDSL线路行编码。如果此扩展MIB中的对象被不使用SCM的行引用,则它对该行的操作没有影响。

Naming Conventions:

命名约定:

Vtuc -- VDSL transceiver at near (Central) end of line Vtur -- VDSL transceiver at Remote end of line Vtu -- One of either Vtuc or Vtur Curr -- Current Atn -- Attenuation LCS -- Line Code Specific Max -- Maximum Mgn -- Margin PSD -- Power Spectral Density Rx -- Receive Snr -- Signal to Noise Ratio Tx -- Transmit

Vtuc——线路近(中心)端Vtur的VDSL收发器——线路远端Vtu的VDSL收发器——Vtuc或Vtur电流中的一个——电流Atn——衰减LCS——线路代码特定的最大值——最大Mgn——余量PSD——功率谱密度Rx——接收信噪比——信噪比Tx——发送

      Copyright (C) The Internet Society (2005).  This version
      of this MIB module is part of RFC 4069: see the RFC
      itself for full legal notices."
              REVISION "200504280000Z" --     April 28, 2005
              DESCRIPTION "Initial version, published as RFC 4069."
          ::= { transmission 228 }
        
      Copyright (C) The Internet Society (2005).  This version
      of this MIB module is part of RFC 4069: see the RFC
      itself for full legal notices."
              REVISION "200504280000Z" --     April 28, 2005
              DESCRIPTION "Initial version, published as RFC 4069."
          ::= { transmission 228 }
        
          vdslLineExtSCMMib    OBJECT IDENTIFIER ::= { vdslExtSCMMIB 1 }
          vdslLineExtSCMMibObjects OBJECT IDENTIFIER ::=
                                                 { vdslLineExtSCMMib 1 }
   --
        
          vdslLineExtSCMMib    OBJECT IDENTIFIER ::= { vdslExtSCMMIB 1 }
          vdslLineExtSCMMibObjects OBJECT IDENTIFIER ::=
                                                 { vdslLineExtSCMMib 1 }
   --
        

-- textual conventions used in this MIB --

--此MIB中使用的文本约定--

   VdslSCMBandId ::= TEXTUAL-CONVENTION
       STATUS       current
       DESCRIPTION
          "This data type is used as the syntax for the VDSL SCM Band
           Identity.  Attributes with this syntax identify the SCM Band
           referred to.  Specified as an INTEGER, the possible values
           are:
        
   VdslSCMBandId ::= TEXTUAL-CONVENTION
       STATUS       current
       DESCRIPTION
          "This data type is used as the syntax for the VDSL SCM Band
           Identity.  Attributes with this syntax identify the SCM Band
           referred to.  Specified as an INTEGER, the possible values
           are:
        

optionalBand (1) -- the optional Band range [25kHz - 138kHz] firstDownstreamBand (2) -- first Downstream Band firstUpstreamBand (3) -- first Upstream Band secondDownstreamBand (4) -- second Downstream Band secondUpstreamBand (5) -- second Upstream Band thirdDownstreamBand (6) -- third Downstream Band thirdUpstreamBand (7) -- third Upstream Band"

可选频带(1)——可选频带范围[25kHz-138kHz]第一下游频带(2)——第一下游频带第一上游频带(3)——第一上游频带第二下游频带(4)——第二下游频带第二上游频带(5)——第二上游频带第三下游频带(6)——第三下游频带第三上游频带(7)——第三上游频带”

SYNTAX INTEGER { optionalBand (1), firstDownstreamBand (2), firstUpstreamBand (3), secondDownstreamBand (4), secondUpstreamBand (5), thirdDownstreamBand (6), thirdUpstreamBand(7) }

语法整数{optionalBand(1)、firstDownstreamBand(2)、firstUpstreamBand(3)、secondDownstreamBand(4)、secondUpstreamBand(5)、thirdDownstreamBand(6)、thirdUpstreamBand(7)}

-- -- Single carrier modulation (SCM) configuration profile tables --

----单载波调制(SCM)配置配置文件表--

vdslLineSCMConfProfileBandTable OBJECT-TYPE SYNTAX SEQUENCE OF VdslLineSCMConfProfileBandEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table contains transmit band descriptor configuration information for a VDSL line. Each entry in this table reflects the configuration for one of possibly many bands of a single carrier modulation (SCM) VDSL line. For each profile which is associated with a VDSL line using SCM line coding, five entries in this table will exist, one for each of the five bands. Bands which are not in use will be marked as unused. These entries are defined by a manager and can be used to configure the VDSL line. If an entry in

vdslLineSCMConfProfileBandTable VdslLineSCMConfProfileBandEntry的vdslLineSCMConfProfileBandTable对象类型语法序列MAX-ACCESS不可访问状态当前说明“此表包含VDSL线路的传输频带描述符配置信息。此表中的每个条目反映了单载波调制(SCM)VDSL线路的可能多个频带之一的配置。对于使用SCM线路编码与VDSL线路关联的每个配置文件,此表中将存在五个条目,五个频带各一个条目。未使用的带将被标记为未使用。这些条目由管理器定义,可用于配置VDSL线路。如果在

           this table is referenced by a line which does not use SCM,
           it has no effect on the operation of that line."
       ::= { vdslLineExtSCMMibObjects 1 }
        
           this table is referenced by a line which does not use SCM,
           it has no effect on the operation of that line."
       ::= { vdslLineExtSCMMibObjects 1 }
        

vdslLineSCMConfProfileBandEntry OBJECT-TYPE SYNTAX VdslLineSCMConfProfileBandEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Each entry consists of a list of parameters that represents the configuration of a single carrier modulation VDSL modem transmit band.

vdslLineSCMConfProfileBandEntry对象类型语法vdslLineSCMConfProfileBandEntry MAX-ACCESS not ACCESS not ACCESS STATUS current“每个条目由一系列参数组成,这些参数表示单载波调制VDSL调制解调器传输频带的配置。

A default profile with an index of 'DEFVAL', will always exist and its parameters will be set to vendor specific values, unless otherwise specified in this document.

除非本文档中另有规定,否则索引为“deffal”的默认配置文件将始终存在,其参数将设置为供应商特定的值。

All read-create objects defined in this MIB module SHOULD be stored persistently."

此MIB模块中定义的所有读取创建对象都应永久存储。“

       INDEX { vdslLineConfProfileName,
        vdslLineSCMConfProfileBandId }
       ::= { vdslLineSCMConfProfileBandTable 1 }
        
       INDEX { vdslLineConfProfileName,
        vdslLineSCMConfProfileBandId }
       ::= { vdslLineSCMConfProfileBandTable 1 }
        
   VdslLineSCMConfProfileBandEntry ::=
       SEQUENCE
          {
          vdslLineSCMConfProfileBandId                VdslSCMBandId,
          vdslLineSCMConfProfileBandInUse             TruthValue,
          vdslLineSCMConfProfileBandCenterFrequency   Unsigned32,
          vdslLineSCMConfProfileBandSymbolRate        Unsigned32,
          vdslLineSCMConfProfileBandConstellationSize Unsigned32,
          vdslLineSCMConfProfileBandTransmitPSDLevel  Unsigned32,
          vdslLineSCMConfProfileBandRowStatus         RowStatus
          }
        
   VdslLineSCMConfProfileBandEntry ::=
       SEQUENCE
          {
          vdslLineSCMConfProfileBandId                VdslSCMBandId,
          vdslLineSCMConfProfileBandInUse             TruthValue,
          vdslLineSCMConfProfileBandCenterFrequency   Unsigned32,
          vdslLineSCMConfProfileBandSymbolRate        Unsigned32,
          vdslLineSCMConfProfileBandConstellationSize Unsigned32,
          vdslLineSCMConfProfileBandTransmitPSDLevel  Unsigned32,
          vdslLineSCMConfProfileBandRowStatus         RowStatus
          }
        
   vdslLineSCMConfProfileBandId OBJECT-TYPE
       SYNTAX      VdslSCMBandId
       MAX-ACCESS  not-accessible
       STATUS  current
       DESCRIPTION
          "The BandId for this entry, which specifies which band
           is being referred to."
       ::= { vdslLineSCMConfProfileBandEntry 1 }
        
   vdslLineSCMConfProfileBandId OBJECT-TYPE
       SYNTAX      VdslSCMBandId
       MAX-ACCESS  not-accessible
       STATUS  current
       DESCRIPTION
          "The BandId for this entry, which specifies which band
           is being referred to."
       ::= { vdslLineSCMConfProfileBandEntry 1 }
        
   vdslLineSCMConfProfileBandInUse OBJECT-TYPE
       SYNTAX       TruthValue
       MAX-ACCESS   read-create
       STATUS  current
       DESCRIPTION
          "Indicates whether this band is in use.
           If set to True this band is in use."
       ::= { vdslLineSCMConfProfileBandEntry 2 }
        
   vdslLineSCMConfProfileBandInUse OBJECT-TYPE
       SYNTAX       TruthValue
       MAX-ACCESS   read-create
       STATUS  current
       DESCRIPTION
          "Indicates whether this band is in use.
           If set to True this band is in use."
       ::= { vdslLineSCMConfProfileBandEntry 2 }
        
   vdslLineSCMConfProfileBandCenterFrequency OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "Hz"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "Specifies the center frequency in Hz"
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 3 }
        
   vdslLineSCMConfProfileBandCenterFrequency OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "Hz"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "Specifies the center frequency in Hz"
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 3 }
        
   vdslLineSCMConfProfileBandSymbolRate OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "baud"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "The requested symbol rate in baud."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 4 }
        
   vdslLineSCMConfProfileBandSymbolRate OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "baud"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "The requested symbol rate in baud."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 4 }
        
   vdslLineSCMConfProfileBandConstellationSize OBJECT-TYPE
       SYNTAX       Unsigned32 (0..16)
       UNITS        "log2"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "Specifies the constellation size."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 5 }
        
   vdslLineSCMConfProfileBandConstellationSize OBJECT-TYPE
       SYNTAX       Unsigned32 (0..16)
       UNITS        "log2"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "Specifies the constellation size."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 5 }
        
   vdslLineSCMConfProfileBandTransmitPSDLevel OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "-0.25 dBm/Hz"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "The requested transmit power spectral density for the VDSL
           modem.  The Actual value in -0.25 dBm/Hz."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 6  }
        
   vdslLineSCMConfProfileBandTransmitPSDLevel OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "-0.25 dBm/Hz"
       MAX-ACCESS   read-create
       STATUS       current
       DESCRIPTION
          "The requested transmit power spectral density for the VDSL
           modem.  The Actual value in -0.25 dBm/Hz."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMConfProfileBandEntry 6  }
        

vdslLineSCMConfProfileBandRowStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "This object is used to create a new row or modify or delete an existing row in this table.

vdslLineSCMConfProfileBandRowStatus对象类型语法RowStatus MAX-ACCESS read create STATUS current DESCRIPTION“此对象用于在此表中创建新行或修改或删除现有行。

A profile activated by setting this object to `active'. When `active' is set, the system will validate the profile.

通过将此对象设置为“活动”激活的配置文件。设置“活动”时,系统将验证配置文件。

None of the columns in this row may be modified while the row is in the `active' state.

当该行处于“活动”状态时,不能修改该行中的任何列。

Before a profile can be deleted or taken out of service, (by setting this object to `destroy' or `notInService') it must be first unreferenced from all associated lines."

在删除或停用配置文件之前(通过将此对象设置为“销毁”或“不使用服务”),必须首先从所有关联行中取消引用该配置文件。”

       ::= { vdslLineSCMConfProfileBandEntry 7 }
        
       ::= { vdslLineSCMConfProfileBandEntry 7 }
        

-- -- SCM physical band --

----SCM物理频带--

vdslLineSCMPhysBandTable OBJECT-TYPE SYNTAX SEQUENCE OF VdslLineSCMPhysBandEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table provides one row for each SCM Vtu band. This table is read only as it reflects the current physical parameters of each band. For each ifIndex which is associated with a VDSL line using SCM line coding, five entries in this table will exist, one for each of the five bands. Bands which are not in use will be marked as unused."

vdslLineSCMPhysBandTable VdslLineSCMPhysBandEntry的对象类型语法序列MAX-ACCESS不可访问状态当前说明“此表为每个SCM Vtu波段提供了一行。此表是只读的,因为它反映了每个频带的当前物理参数。对于使用SCM测线编码与VDSL测线关联的每个ifIndex,此表中将存在五个条目,五个波段各一个条目。未使用的频带将被标记为未使用。”

       ::= { vdslLineExtSCMMibObjects 2 }
        
       ::= { vdslLineExtSCMMibObjects 2 }
        
   vdslLineSCMPhysBandEntry OBJECT-TYPE
       SYNTAX        VdslLineSCMPhysBandEntry
       MAX-ACCESS    not-accessible
       STATUS        current
       DESCRIPTION
          "An entry in the vdslLineSCMPhysBandTable."
       INDEX { ifIndex,
               vdslLineSCMPhysBandId  }
       ::= { vdslLineSCMPhysBandTable 1 }
        
   vdslLineSCMPhysBandEntry OBJECT-TYPE
       SYNTAX        VdslLineSCMPhysBandEntry
       MAX-ACCESS    not-accessible
       STATUS        current
       DESCRIPTION
          "An entry in the vdslLineSCMPhysBandTable."
       INDEX { ifIndex,
               vdslLineSCMPhysBandId  }
       ::= { vdslLineSCMPhysBandTable 1 }
        
   VdslLineSCMPhysBandEntry ::=
       SEQUENCE
           {
           vdslLineSCMPhysBandId                    VdslSCMBandId,
           vdslLineSCMPhysBandInUse                 TruthValue,
           vdslLineSCMPhysBandCurrCenterFrequency   Unsigned32,
           vdslLineSCMPhysBandCurrSymbolRate        Unsigned32,
           vdslLineSCMPhysBandCurrConstellationSize Unsigned32,
           vdslLineSCMPhysBandCurrPSDLevel          Unsigned32,
           vdslLineSCMPhysBandCurrSnrMgn            Integer32,
           vdslLineSCMPhysBandCurrAtn               Unsigned32
           }
        
   VdslLineSCMPhysBandEntry ::=
       SEQUENCE
           {
           vdslLineSCMPhysBandId                    VdslSCMBandId,
           vdslLineSCMPhysBandInUse                 TruthValue,
           vdslLineSCMPhysBandCurrCenterFrequency   Unsigned32,
           vdslLineSCMPhysBandCurrSymbolRate        Unsigned32,
           vdslLineSCMPhysBandCurrConstellationSize Unsigned32,
           vdslLineSCMPhysBandCurrPSDLevel          Unsigned32,
           vdslLineSCMPhysBandCurrSnrMgn            Integer32,
           vdslLineSCMPhysBandCurrAtn               Unsigned32
           }
        
   vdslLineSCMPhysBandId OBJECT-TYPE
       SYNTAX      VdslSCMBandId
       MAX-ACCESS  not-accessible
       STATUS  current
       DESCRIPTION
           "The BandId for this entry, which specifies which band
            is being referred to."
       ::= { vdslLineSCMPhysBandEntry 1 }
        
   vdslLineSCMPhysBandId OBJECT-TYPE
       SYNTAX      VdslSCMBandId
       MAX-ACCESS  not-accessible
       STATUS  current
       DESCRIPTION
           "The BandId for this entry, which specifies which band
            is being referred to."
       ::= { vdslLineSCMPhysBandEntry 1 }
        
   vdslLineSCMPhysBandInUse OBJECT-TYPE
       SYNTAX      TruthValue
       MAX-ACCESS  read-only
       STATUS  current
       DESCRIPTION
          "Indicates whether this band is in use.
           If set to True this band is in use."
       ::= { vdslLineSCMPhysBandEntry 2 }
        
   vdslLineSCMPhysBandInUse OBJECT-TYPE
       SYNTAX      TruthValue
       MAX-ACCESS  read-only
       STATUS  current
       DESCRIPTION
          "Indicates whether this band is in use.
           If set to True this band is in use."
       ::= { vdslLineSCMPhysBandEntry 2 }
        
   vdslLineSCMPhysBandCurrCenterFrequency OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "Hz"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The current center frequency in Hz for this band."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMPhysBandEntry 3 }
        
   vdslLineSCMPhysBandCurrCenterFrequency OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "Hz"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The current center frequency in Hz for this band."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMPhysBandEntry 3 }
        
   vdslLineSCMPhysBandCurrSymbolRate    OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "baud"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The current value of the symbol rate in baud for this
           band."
      REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
      ::= { vdslLineSCMPhysBandEntry 4 }
        
   vdslLineSCMPhysBandCurrSymbolRate    OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "baud"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The current value of the symbol rate in baud for this
           band."
      REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
      ::= { vdslLineSCMPhysBandEntry 4 }
        
   vdslLineSCMPhysBandCurrConstellationSize OBJECT-TYPE
       SYNTAX       Unsigned32 (0..16)
       UNITS        "log2"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The current constellation size on this band."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMPhysBandEntry 5 }
        
   vdslLineSCMPhysBandCurrConstellationSize OBJECT-TYPE
       SYNTAX       Unsigned32 (0..16)
       UNITS        "log2"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The current constellation size on this band."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMPhysBandEntry 5 }
        
   vdslLineSCMPhysBandCurrPSDLevel    OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "- 0.25 dBm/Hz"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The transmit power spectral density for the
           VDSL modem."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMPhysBandEntry 6 }
        
   vdslLineSCMPhysBandCurrPSDLevel    OBJECT-TYPE
       SYNTAX       Unsigned32
       UNITS        "- 0.25 dBm/Hz"
       MAX-ACCESS   read-only
       STATUS       current
       DESCRIPTION
          "The transmit power spectral density for the
           VDSL modem."
       REFERENCE    "T1E1.4/2000-011R3"    -- Part 2, SCM
       ::= { vdslLineSCMPhysBandEntry 6 }
        
   vdslLineSCMPhysBandCurrSnrMgn OBJECT-TYPE
       SYNTAX        Integer32
       UNITS         "0.25 dB"
       MAX-ACCESS    read-only
       STATUS        current
       DESCRIPTION
          "Noise margin as seen by this Vtu and band with respect
           to its received signal in 0.25 dB."
       ::= { vdslLineSCMPhysBandEntry 7 }
        
   vdslLineSCMPhysBandCurrSnrMgn OBJECT-TYPE
       SYNTAX        Integer32
       UNITS         "0.25 dB"
       MAX-ACCESS    read-only
       STATUS        current
       DESCRIPTION
          "Noise margin as seen by this Vtu and band with respect
           to its received signal in 0.25 dB."
       ::= { vdslLineSCMPhysBandEntry 7 }
        
   vdslLineSCMPhysBandCurrAtn OBJECT-TYPE
       SYNTAX        Unsigned32 (0..255)
       UNITS         "0.25 dB"
       MAX-ACCESS    read-only
       STATUS        current
       DESCRIPTION
          "Measured difference in the total power transmitted by
           the peer Vtu on this band and the total power received
           by this Vtu on this band in 0.25 dB."
       ::= { vdslLineSCMPhysBandEntry 8 }
        
   vdslLineSCMPhysBandCurrAtn OBJECT-TYPE
       SYNTAX        Unsigned32 (0..255)
       UNITS         "0.25 dB"
       MAX-ACCESS    read-only
       STATUS        current
       DESCRIPTION
          "Measured difference in the total power transmitted by
           the peer Vtu on this band and the total power received
           by this Vtu on this band in 0.25 dB."
       ::= { vdslLineSCMPhysBandEntry 8 }
        

-- conformance information

--一致性信息

   vdslLineExtSCMConformance OBJECT IDENTIFIER ::=
                                               { vdslLineExtSCMMib 2 }
   vdslLineExtSCMGroups OBJECT IDENTIFIER ::=
                                       { vdslLineExtSCMConformance 1 }
   vdslLineExtSCMCompliances OBJECT IDENTIFIER ::=
                                       { vdslLineExtSCMConformance 2 }
        
   vdslLineExtSCMConformance OBJECT IDENTIFIER ::=
                                               { vdslLineExtSCMMib 2 }
   vdslLineExtSCMGroups OBJECT IDENTIFIER ::=
                                       { vdslLineExtSCMConformance 1 }
   vdslLineExtSCMCompliances OBJECT IDENTIFIER ::=
                                       { vdslLineExtSCMConformance 2 }
        

vdslLineExtSCMMibCompliance MODULE-COMPLIANCE STATUS current DESCRIPTION "The compliance statement for SNMP entities which manage VDSL interfaces."

vdslLineExtSCMMibCompliance MODULE-COMPLIANCE STATUS当前描述“管理VDSL接口的SNMP实体的符合性声明”

MODULE -- this module

模块——这个模块

       MANDATORY-GROUPS
       {
         vdslLineExtSCMGroup
       }
        
       MANDATORY-GROUPS
       {
         vdslLineExtSCMGroup
       }
        
       ::= { vdslLineExtSCMCompliances 1 }
        
       ::= { vdslLineExtSCMCompliances 1 }
        

-- units of conformance

--一致性单位

vdslLineExtSCMGroup OBJECT-GROUP OBJECTS { vdslLineSCMConfProfileBandInUse, vdslLineSCMConfProfileBandTransmitPSDLevel, vdslLineSCMConfProfileBandSymbolRate, vdslLineSCMConfProfileBandConstellationSize, vdslLineSCMConfProfileBandCenterFrequency, vdslLineSCMConfProfileBandRowStatus, vdslLineSCMPhysBandInUse, vdslLineSCMPhysBandCurrPSDLevel, vdslLineSCMPhysBandCurrSymbolRate, vdslLineSCMPhysBandCurrConstellationSize, vdslLineSCMPhysBandCurrCenterFrequency, vdslLineSCMPhysBandCurrSnrMgn, vdslLineSCMPhysBandCurrAtn

vdslLineExtSCMGroup对象组对象{vdslLineSCMConfProfileBandInUse,vdslLineSCMConfProfileBandTransmitPSDLevel,vdslLineSCMConfProfileBandSymbolRate,VDSLLINESCMCONFPROFILEBANDCON星座,vdslLineSCMConfProfileBandCenterFrequency,vdslLineSCMConfProfileBandRowStatus,vdslLineSCMPhysBandInUse,VDSLLINESCMPHYSBANDCURPSDLEVEL,vdslLineSCMPhysBandCurrSymbolRate,vdslLineSCMPhysBandCurrConstellationSize,vdslLineSCMPhysBandCurrCenterFrequency,vdslLineSCMPhysBandCurrSnrMgn,vdslLineSCMPhysBandCurrAtn

           }
       STATUS      current
       DESCRIPTION
          "A collection of objects providing configuration
           information for a VDSL line based upon single carrier
           modulation modem."
       ::= { vdslLineExtSCMGroups 1 }
        
           }
       STATUS      current
       DESCRIPTION
          "A collection of objects providing configuration
           information for a VDSL line based upon single carrier
           modulation modem."
       ::= { vdslLineExtSCMGroups 1 }
        

END

终止

5. Acknowledgments
5. 致谢

This document contains many definitions taken from an early version of the VDSL MIB [RFC3728]. As such, any credit for the text found within should be fully attributed to the authors of that document.

本文档包含许多取自早期版本VDSL MIB[RFC3728]的定义。因此,本文件中的任何文字都应完全归功于该文件的作者。

6. Security Considerations
6. 安全考虑

There are a number of management objects defined in this MIB module with a MAX-ACCESS clause of read-create. Such objects may be considered sensitive or vulnerable in some network environments. The support for SET operations in a non-secure environment without proper protection can have a negative effect on network operations. These are the tables and objects and their sensitivity/vulnerability:

此MIB模块中定义了许多管理对象,其MAX-ACCESS子句为read create。在某些网络环境中,此类对象可能被视为敏感或易受攻击。在没有适当保护的非安全环境中支持SET操作可能会对网络操作产生负面影响。以下是表和对象及其敏感度/漏洞:

vdslLineSCMConfProfileBandTable vdslLineSCMConfProfileBandInUse, vdslLineSCMConfProfileBandTransmitPSDLevel, vdslLineSCMConfProfileBandSymbolRate,

VDSLINESCMCONFPROFILEBANDTABLE VDSLINESCMCONFPROFILEBANDINUSE,VDSLINESCMCONFPROFILEBANDTRANSMITPSDLEVEL,VDSLINESCMCONFPROFILEBANDSYMBOLRATE,

      vdslLineSCMConfProfileBandConstellationSize,
      vdslLineSCMConfProfileBandCenterFrequency,
      vdslLineSCMConfProfileBandRowStatus
        
      vdslLineSCMConfProfileBandConstellationSize,
      vdslLineSCMConfProfileBandCenterFrequency,
      vdslLineSCMConfProfileBandRowStatus
        

VDSL layer connectivity from the Vtur will permit the subscriber to manipulate both the VDSL link directly and the VDSL embedded operations channel (EOC) for their own loop. For example, unchecked or unfiltered fluctuations initiated by the subscriber could generate sufficient notifications to potentially overwhelm either the management interface to the network or the element manager.

来自Vtur的VDSL层连接将允许用户直接操作VDSL链路和VDSL嵌入式操作通道(EOC)以实现其自己的环路。例如,订阅者发起的未经检查或未经过滤的波动可能会产生足够的通知,可能会压倒网络或元素管理器的管理接口。

Additionally, allowing write access to configuration data may allow an end-user to increase their service levels or affect other end-users in either a positive or negative manner. For this reason, the tables and objects listed above should be considered to contain sensitive information.

此外,允许对配置数据进行写访问可能允许最终用户提高其服务级别或以积极或消极的方式影响其他最终用户。因此,应将上面列出的表和对象视为包含敏感信息。

Some of the readable objects in this MIB module (i.e., objects with a MAX-ACCESS other than not-accessible) may be considered sensitive or vulnerable in some network environments. It is thus important to control even GET and/or NOTIFY access to these objects and possibly to even encrypt the values of these objects when sending them over the network via SNMP. These are the tables and objects and their sensitivity/vulnerability:

在某些网络环境中,此MIB模块中的某些可读对象(即具有MAX-ACCESS而非not ACCESS的对象)可能被视为敏感或易受攻击。因此,在通过SNMP通过网络发送这些对象时,控制甚至获取和/或通知对这些对象的访问,甚至可能加密这些对象的值,这一点非常重要。以下是表和对象及其敏感度/漏洞:

vdslLineSCMPhysBandInUse, vdslLineSCMPhysBandCurrPSDLevel, vdslLineSCMPhysBandCurrSymbolRate, vdslLineSCMPhysBandCurrConstellationSize, vdslLineSCMPhysBandCurrCenterFrequency, vdslLineSCMPhysBandCurrSnrMgn, vdslLineSCMPhysBandCurrAtn

vdslLineSCMPhysBandInUse、vdslLineSCMPhysBandCurrPSDLevel、vdslLineSCMPhysBandCurrSymbolRate、vdslLineSCMPhysBandCurrConstellationSize、vdslLineSCMPhysBandCurrCenterFrequency、vdslLineSCMPhysBandCurrSnrMgn、vdslLineSCMPhysBandCurrAtn

Read access of the physical band parameters may provide knowledge to an end-user that would allow malicious behavior, for example the application of an intentional interference on one or all of the physical bands in use.

物理频带参数的读取访问可向最终用户提供允许恶意行为的知识,例如在使用中的一个或所有物理频带上应用故意干扰。

SNMP versions prior to SNMPv3 did not include adequate security. Even if the network itself is secure (for example by using IPSec), even then, there is no control as to who on the secure network is allowed to access and GET/SET (read/change/create/delete) the objects in this MIB module.

SNMPv3之前的SNMP版本未包含足够的安全性。即使网络本身是安全的(例如通过使用IPSec),即使如此,也无法控制安全网络上的谁可以访问和获取/设置(读取/更改/创建/删除)此MIB模块中的对象。

It is RECOMMENDED that implementers consider the security features as provided by the SNMPv3 framework (see [RFC3410], section 8), including full support for the SNMPv3 cryptographic mechanisms (for authentication and privacy).

建议实施者考虑SNMPv3框架所提供的安全特性(参见[RCFC310],第8节),包括对SNMPv3加密机制的完全支持(用于身份验证和隐私)。

Further, deployment of SNMP versions prior to SNMPv3 is NOT RECOMMENDED. Instead, it is RECOMMENDED to deploy SNMPv3 and to enable cryptographic security. It is then a customer/operator responsibility to ensure that the SNMP entity giving access to an instance of a MIB module is properly configured to give access to the objects only to those principals (users) that have legitimate rights to indeed GET or SET (change/create/delete) them.

此外,不建议部署SNMPv3之前的SNMP版本。相反,建议部署SNMPv3并启用加密安全性。然后,客户/运营商有责任确保对访问MIB模块实例的SNMP实体进行了正确配置,以便仅向那些拥有确实获取或设置(更改/创建/删除)对象的合法权限的主体(用户)授予对对象的访问权。

7. IANA Considerations
7. IANA考虑

The IANA has assigned the transmission value 228 to VDSL-LINE-EXT-SCM-MIB.

IANA已将传输值228分配给VDSL-LINE-EXT-SCM-MIB。

8. References
8. 工具书类
8.1. Normative References
8.1. 规范性引用文件

[DSLFTR57] DSL Forum TR-057, "VDSL Network Element Management", February 2003.

[DSLFTR57]DSL论坛TR-057,“VDSL网元管理”,2003年2月。

[DSLFWT96] DSL Forum WT-096, "SCM Specific Managed Objects In VDSL Network Elements".

[DSLFWT96]DSL论坛WT-096,“VDSL网元中特定于SCM的托管对象”。

[ETSI2701] ETSI TS 101 270-1 V1.2.1, "Transmission and Multiplexing (TM); Access transmission systems on metallic access cables; Very high speed Digital Subscriber Line (VDSL); Part 1: Functional requirements", October 1999.

[ETSI2701]ETSI TS 101 270-1 V1.2.1,“传输和多路复用(TM);金属接入电缆上的接入传输系统;超高速数字用户线(VDSL);第1部分:功能要求”,1999年10月。

[ETSI2702] ETSI TS 101 270-2 V1.1.1, "Transmission and Multiplexing (TM); Access transmission systems on metallic access cables; Very high speed Digital Subscriber Line (VDSL); Part 1: Transceiver specification", February 2001.

[ETSI2702]ETSI TS 101 270-2 V1.1.1,“传输和多路复用(TM);金属接入电缆上的接入传输系统;超高速数字用户线(VDSL);第1部分:收发器规范”,2001年2月。

[ITU9931] ITU-T G.993.1, "Very-high-speed digital subscriber line foundation", November 2001.

[ITU9931]ITU-T G.993.1,“超高速数字用户线路基金会”,2001年11月。

[ITU9971] ITU-T G.997.1, "Physical layer management for Digital Subscriber Line (DSL) Transceivers", July 1999.

[ITU9971]ITU-T G.997.1,“数字用户线(DSL)收发器的物理层管理”,1999年7月。

[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.

[RFC2119]Bradner,S.,“RFC中用于表示需求水平的关键词”,BCP 14,RFC 2119,1997年3月。

[RFC2578] McCloghrie, K., Perkins, D., and J. Schoenwaelder, "Structure of Management Information Version 2 (SMIv2)", STD 58, RFC 2578, April 1999.

[RFC2578]McCloghrie,K.,Perkins,D.,和J.Schoenwaeld,“管理信息的结构版本2(SMIv2)”,STD 58,RFC 2578,1999年4月。

[RFC2579] McCloghrie, K., Perkins, D., and J. Schoenwaelder, "Textual Conventions for SMIv2", STD 58, RFC 2579, April 1999.

[RFC2579]McCloghrie,K.,Perkins,D.,和J.Schoenwaeld,“SMIv2的文本约定”,STD 58,RFC 2579,1999年4月。

[RFC2580] McCloghrie, K., Perkins, D., and J. Schoenwaelder, "Conformance Statements for SMIv2", STD 58, RFC 2580, April 1999.

[RFC2580]McCloghrie,K.,Perkins,D.,和J.Schoenwaeld,“SMIv2的一致性声明”,STD 58,RFC 25801999年4月。

[RFC2863] McCloghrie, K. and F. Kastenholz, "The Interfaces Group MIB", RFC 2863, June 2000.

[RFC2863]McCloghrie,K.和F.Kastenholz,“接口组MIB”,RFC 28632000年6月。

[RFC3728] Ray, B. and R. Abbi, "Definitions of Managed Objects for Very High Speed Digital Subscriber Lines (VDSL)", RFC 3728, February 2004.

[RFC3728]Ray,B.和R.Abbi,“超高速数字用户线(VDSL)管理对象的定义”,RFC 3728,2004年2月。

[T1E1311] ANSI T1E1.4/2001-311, "Very-high-bit-rate Digital Subscriber Line (VDSL) Metallic Interface, Part 1: Functional Requirements and Common Specification", February 2001.

[T1E1311]ANSI T1E1.4/2001-311,“超高速数字用户线(VDSL)金属接口,第1部分:功能要求和通用规范”,2001年2月。

[T1E1011] ANSI T1E1.4/2001-011R3, "VDSL Metallic Interface, Part 2: Technical Specification for a Single-Carrier Modulation (SCM) Transceiver", November 2001.

[T1E1011]ANSI T1E1.4/2001-011R3,“VDSL金属接口,第2部分:单载波调制(SCM)收发器技术规范”,2001年11月。

[T1E1013] ANSI T1E1.4/2001-013R4, "VDSL Metallic Interface, Part 3: Technical Specification for a Multi-Carrier Modulation (MCM) Transceiver", November 2000.

[T1E1013]ANSI T1E1.4/2001-013R4,“VDSL金属接口,第3部分:多载波调制(MCM)收发器技术规范”,2000年11月。

8.2. Informative References
8.2. 资料性引用

[RFC3415] Wijnen, B., Presuhn, R., and K. McCloghrie, "View-based Access Control Model (VACM) for the Simple Network Management Protocol (SNMP)", STD 62, RFC 3415, December 2002.

[RFC3415]Wijnen,B.,Presuhn,R.,和K.McCloghrie,“用于简单网络管理协议(SNMP)的基于视图的访问控制模型(VACM)”,STD 62,RFC 3415,2002年12月。

[RFC3410] Case, J., Mundy, R., Partain, D., and B. Stewart, "Introduction and Applicability Statements for Internet-Standard Management Framework", RFC 3410, December 2002.

[RFC3410]Case,J.,Mundy,R.,Partain,D.,和B.Stewart,“互联网标准管理框架的介绍和适用性声明”,RFC 34102002年12月。

Authors' Addresses

作者地址

Menachem Dodge ECI Telecom Ltd. 30 Hasivim St. Petach Tikva 49517, Israel

以色列Hasivim St.Petach Tikva 49517 Hasivim街30号Menahem Dodge ECI电信有限公司

   Phone: +972 3 926 8421
   Fax:   +972 3 928 7342
   EMail: mbdodge@ieee.org
        
   Phone: +972 3 926 8421
   Fax:   +972 3 928 7342
   EMail: mbdodge@ieee.org
        

Bob Ray PESA Switching Systems, Inc. 330-A Wynn Drive Huntsville, AL 35805 USA

Bob Ray PESA Switching Systems,Inc.美国阿拉巴马州亨茨维尔永利大道330-A号,邮编35805

   Phone: +1 256 726 9200 ext.  142
   Fax:   +1 256 726 9271
   EMail: rray@pesa.com
        
   Phone: +1 256 726 9200 ext.  142
   Fax:   +1 256 726 9271
   EMail: rray@pesa.com
        

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确认

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