rfc2662.txt

著名的RFC文档,其中有一些文档是已经翻译成中文的的.

                 "Noise Margin as seen by this ATU with respect to its
                 received signal in tenth dB."



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         ::= { adslAtucPhysEntry 4 }

         adslAtucCurrAtn OBJECT-TYPE
             SYNTAX      Gauge32(0..630)
             UNITS       "tenth dB"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Measured difference in the total power transmitted by
                 the peer ATU and the total power received by this ATU."
         ::= { adslAtucPhysEntry 5 }

        adslAtucCurrStatus OBJECT-TYPE
             SYNTAX      BITS {
                               noDefect(0),
                               lossOfFraming(1),
                               lossOfSignal(2),
                               lossOfPower(3),
                               lossOfSignalQuality(4),
                               lossOfLink(5),
                               dataInitFailure(6),
                               configInitFailure(7),
                               protocolInitFailure(8),
                               noPeerAtuPresent(9)
                              }
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Indicates current state of the ATUC line.  This is a
                 bit-map of possible conditions.  The various bit
                 positions are:

          0      noDefect             There no defects on the line

          1      lossOfFraming        ATUC failure due to not
                                      receiving valid frame.

          2      lossOfSignal         ATUC failure due to not
                                      receiving signal.

          3      lossOfPower          ATUC failure due to loss of
                                      power.
                                      Note: the Agent may still
                                      function.

          4      lossOfSignalQuality  Loss of Signal Quality is
                                      declared when the Noise Margin
                                      falls below the Minimum Noise



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                                      Margin, or the bit-error-rate
                                      exceeds 10^-7.

          5      lossOfLink           ATUC failure due to inability
                                      to link with ATUR.

          6      dataInitFailure      ATUC failure during
                                      initialization due to bit
                                      errors corrupting startup
                                      exchange data.

          7      configInitFailure    ATUC failure during
                                      initialization due to peer
                                      ATU not able to support
                                      requested configuration

          8      protocolInitFailure  ATUC failure during
                                      initialization due to
                                      incompatible protocol used by
                                      the peer ATU.

          9      noPeerAtuPresent     ATUC failure during
                                      initialization due to no
                                      activation sequence detected
                                      from peer ATU.

                 This is intended to supplement ifOperStatus."
         ::= { adslAtucPhysEntry 6 }

         adslAtucCurrOutputPwr OBJECT-TYPE
             SYNTAX      INTEGER (-310..310)
             UNITS       "tenth dBm"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Measured total output power transmitted by this ATU.
                 This is the measurement that was reported during
                 the last activation sequence."
         ::= { adslAtucPhysEntry 7 }

         adslAtucCurrAttainableRate OBJECT-TYPE
             SYNTAX      Gauge32
             UNITS       "bps"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Indicates the maximum currently attainable data rate
                 by the ATU.  This value will be equal or greater than



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                 the current line rate."
         ::= { adslAtucPhysEntry 8 }

         adslAturPhysTable        OBJECT-TYPE
             SYNTAX          SEQUENCE OF AdslAturPhysEntry
             MAX-ACCESS      not-accessible
             STATUS          current
             DESCRIPTION
                 "This table provides one row for each ATUR
                 Each row contains the Physical Layer Parameters
                 table for that ATUR. ADSL physical interfaces are
                 those ifEntries where ifType is equal to adsl(94)."
         ::= { adslMibObjects 3 }

         adslAturPhysEntry       OBJECT-TYPE
             SYNTAX          AdslAturPhysEntry
             MAX-ACCESS      not-accessible
             STATUS          current
             DESCRIPTION     "An entry in the adslAturPhysTable."
             INDEX           { ifIndex }
         ::= { adslAturPhysTable 1 }

         AdslAturPhysEntry ::=
             SEQUENCE {
             adslAturInvSerialNumber         SnmpAdminString,
             adslAturInvVendorID             SnmpAdminString,
             adslAturInvVersionNumber        SnmpAdminString,
             adslAturCurrSnrMgn              INTEGER,
             adslAturCurrAtn                 Gauge32,
             adslAturCurrStatus              BITS,
             adslAturCurrOutputPwr           INTEGER,
             adslAturCurrAttainableRate      Gauge32
             }

         -- inventory group
         --
         adslAturInvSerialNumber OBJECT-TYPE
             SYNTAX      SnmpAdminString (SIZE (0..32))
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "The vendor specific string that identifies the
                 vendor equipment."
         ::= { adslAturPhysEntry 1 }

         adslAturInvVendorID OBJECT-TYPE
             SYNTAX      SnmpAdminString (SIZE (0..16))
             MAX-ACCESS  read-only



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             STATUS      current
             DESCRIPTION
                 "The vendor ID code is a copy of the binary
                 vendor identification field defined by the
                 PHY[10] and expressed as readable characters."
             REFERENCE "ANSI T1.413"
         ::= { adslAturPhysEntry 2 }

         adslAturInvVersionNumber OBJECT-TYPE
             SYNTAX      SnmpAdminString (SIZE (0..16))
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "The vendor specific version number sent by this ATU
                 as part of the initialization messages.  It is a copy
                 of the binary version number field defined by the
                 PHY[10] and expressed as readable characters."
             REFERENCE "ANSI T1.413"
         ::= { adslAturPhysEntry 3 }

         -- current status group
         --
         adslAturCurrSnrMgn OBJECT-TYPE
             SYNTAX      INTEGER (-640..640)
             UNITS       "tenth dB"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Noise Margin as seen by this ATU with respect to its
                 received signal in tenth dB."
         ::= { adslAturPhysEntry 4 }

         adslAturCurrAtn OBJECT-TYPE
             SYNTAX      Gauge32(0..630)
             UNITS       "tenth dB"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Measured difference in the total power transmitted by
                 the peer ATU and the total power received by this ATU."
         ::= { adslAturPhysEntry 5 }

        adslAturCurrStatus OBJECT-TYPE
             SYNTAX     BITS {
                              noDefect(0),
                              lossOfFraming(1),
                              lossOfSignal(2),
                              lossOfPower(3),



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RFC 2662                     ADSL Line MIB                   August 1999


                              lossOfSignalQuality(4)
                             }
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Indicates current state of the ATUR line.  This is a
                 bit-map of possible conditions.  Due to the isolation
                 of the ATUR when line problems occur, many state
                 conditions like loss of power, loss of quality signal,
                 and initialization errors,  can not be determined.
                 While trouble shooting ATUR, also use object,
                 adslAtucCurrStatus.  The various bit positions are:

          0      noDefect             There no defects on the line

          1      lossOfFraming        ATUR failure due to not
                                      receiving valid frame

          2      lossOfSignal         ATUR failure due to not
                                      receiving signal

          3      lossOfPower          ATUR failure due to loss of
                                      power

          4      lossOfSignalQuality  Loss of Signal Quality is
                                      declared when the Noise Margin
                                      falls below the Minimum Noise
                                      Margin, or the
                                      bit-error-rate exceeds 10^-7.

                 This is intended to supplement ifOperStatus."
         ::= { adslAturPhysEntry 6 }

         adslAturCurrOutputPwr OBJECT-TYPE
             SYNTAX      INTEGER (-310..310)
             UNITS       "tenth dBm"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Measured total output power transmitted by this ATU.
                 This is the measurement that was reported during
                 the last activation sequence."
         ::= { adslAturPhysEntry 7 }

         adslAturCurrAttainableRate OBJECT-TYPE
             SYNTAX      Gauge32
             UNITS       "bps"
             MAX-ACCESS  read-only



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RFC 2662                     ADSL Line MIB                   August 1999


             STATUS      current
             DESCRIPTION
                 "Indicates the maximum currently attainable data rate
                 by the ATU.  This value will be equal or greater than
                 the current line rate."
         ::= { adslAturPhysEntry 8 }

         adslAtucChanTable       OBJECT-TYPE
             SYNTAX          SEQUENCE OF AdslAtucChanEntry
             MAX-ACCESS      not-accessible
             STATUS          current
             DESCRIPTION
                 "This table provides one row for each ATUC channel.
                 ADSL channel interfaces are those ifEntries
                 where ifType is equal to adslInterleave(124)
                 or adslFast(125)."
         ::= { adslMibObjects 4 }

         adslAtucChanEntry       OBJECT-TYPE
             SYNTAX          AdslAtucChanEntry
             MAX-ACCESS      not-accessible
             STATUS          current
             DESCRIPTION     "An entry in the adslAtucChanTable."
             INDEX           { ifIndex }
         ::= { adslAtucChanTable 1 }

         AdslAtucChanEntry ::=
             SEQUENCE {
             adslAtucChanInterleaveDelay     Gauge32,
             adslAtucChanCurrTxRate          Gauge32,
             adslAtucChanPrevTxRate          Gauge32,
             adslAtucChanCrcBlockLength      Gauge32
             }

         -- current group
         --
         adslAtucChanInterleaveDelay OBJECT-TYPE
             SYNTAX      Gauge32
             UNITS       "milli-seconds"
             MAX-ACCESS  read-only
             STATUS      current
             DESCRIPTION
                 "Interleave Delay for this channel.

                 Interleave delay applies only to the
                 interleave channel and defines the mapping
                 (relative spacing) between subsequent input
                 bytes at the interleaver input and their placement



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RFC 2662                     ADSL Line MIB                   August 1999


                 in the bit stream at the interleaver output.
                 Larger numbers provide greater separ