rfc1381.txt

著名的RFC文档,其中有一些文档是已经翻译成中文的的.

                          abmeEntered (3),   -- SABME or UA
                          abmReset (4),      -- SABM in ABM
                          abmeReset (5),     -- SABME in ABME
                          dmReceived (6),    -- DM Response
                          dmSent (7),        -- DM sent
                          discReceived (8),  -- DISC Response
                          discSent (9),      -- DISC Sent



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                          frmrReceived (10), -- FRMR Received
                          frmrSent (11),     -- FRMR Sent
                          n2Timeout (12),    -- N2 Timer Expired
                          other (13)
                            }
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The reason for the most recent incrementing
                          of lapbFlowStateChanges.  A DM or DISC frame
                          generated to initiate link set-up does not
                          alter this object.  When the MIB-II object
                          ifOperStatus does not have a value of
                          testing, there exists a correlation between
                          this object and ifOperStatus.  IfOperStatus
                          will have a value of up when this object
                          contains:  abmEntered, abmeEntered,
                          abmReset, or abmeReset.  IfOperStatus will
                          have a value of down when this object has a
                          value of notStarted, or dmReceived through
                          n2Timeout.  There is no correlation when
                          this object has the value other."
                  ::= { lapbFlowEntry 3 }

          lapbFlowCurrentMode OBJECT-TYPE
                  SYNTAX  INTEGER {
                          disconnected (1),
                                  -- initial state or DISC received

                          linkSetup (2),
                                  -- SABM sent

                          frameReject (3),
                                  -- Invalid frame received and
                                  -- FRMR sent

                          disconnectRequest (4),
                                  -- DISC sent

                          informationTransfer (5),
                                  -- normal information transfer state
                                  -- SABM(E) sent and UA received, or
                                  -- SABM(E) received and UA sent

                          rejFrameSent (6),
                                  -- invalid NS received and REJ sent

                          waitingAcknowledgement (7),



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                                  -- T1 expired and RR sent

                          stationBusy (8),
                                  -- RNR sent

                          remoteStationBusy (9),
                                  -- RNR received

                          bothStationsBusy (10),
                                  -- RNR received and RNR sent

                          waitingAckStationBusy (11),
                                  -- T1 expired, RNR sent

                          waitingAckRemoteBusy (12),
                                  -- T1 expired, RNR received

                          waitingAckBothBusy (13),
                                  -- T1 expired, RNR sent,
                                  -- and RNR received

                          rejFrameSentRemoteBusy (14),
                                  -- REJ sent and RNR received

                          xidFrameSent (15),
                                  -- XID frame sent

                          error (16),
                                  -- An error state other than
                                  -- a one defined above

                          other (17)
                                  --  A state not listed above
                            }
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The current condition of the conversation."
                  ::= { lapbFlowEntry 4 }

          lapbFlowBusyDefers OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of times this device was unable
                          to transmit a frame due to a perceived
                          remote busy condition.  Busy conditions can



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                          result from the receipt of an RNR from the
                          remote device, the lack of valid sequence
                          number space (window saturation), or other
                          conditions."
                  ::= { lapbFlowEntry 5 }

          lapbFlowRejOutPkts OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of REJ or SREJ frames sent by
                          this station."
                  ::= { lapbFlowEntry 6 }

          lapbFlowRejInPkts OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of REJ or SREJ frames received
                          by this station."
                  ::= { lapbFlowEntry 7 }

          lapbFlowT1Timeouts OBJECT-TYPE
                  SYNTAX  Counter
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The number of times a re-transmission was
                          effected by the T1 Timer expiring."
                  ::= { lapbFlowEntry 8 }

          lapbFlowFrmrSent OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..7))
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The Information Field of the FRMR most
                          recently sent.  If no FRMR has been sent
                          (the normal case) or the information isn't
                          available, this will be an OCTET STRING of
                          zero length."
                  REFERENCE "ISO 7776 Section 4.3.9, tables 7 and 8"
                  ::= { lapbFlowEntry 9 }

          lapbFlowFrmrReceived OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..7))



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                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The Information Field of the FRMR most
                          recently received.  If no FRMR has been
                          received (the normal case) or the
                          information isn't available, this will be an
                          OCTET STRING of zero length."
                  REFERENCE "ISO 7776 Section 4.3.9, tables 7 and 8"
                  ::= { lapbFlowEntry 10 }

          lapbFlowXidReceived OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..8206))
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The Information Field of the XID frame most
                          recently received.  If no XID frame has been
                          received, this will be an OCTET STRING of
                          zero length."
                  REFERENCE "ISO 8885"
                  ::= { lapbFlowEntry 11 }


          -- ###########################################################
          --                      LAPB    XID Table
          -- ###########################################################

          -- Support for the lapbXidTable is mandatory for all agents
          -- of systems that have a LAPB implementation using XID
          -- negotiation.  Agents of systems without XID negotiation
          -- support should not implement this table.

          lapbXidTable    OBJECT-TYPE
                  SYNTAX  SEQUENCE OF LapbXidEntry
                  ACCESS  not-accessible
                  STATUS  mandatory
                  DESCRIPTION
                          "This table defines values to use for XID
                          negotiation that are not found in the
                          lapbAdmnTable.  This table is optional for
                          implementations that don't support XID and
                          mandatory for implementations that do
                          initiate XID negotiation."
                  ::= { lapb 4 }

          lapbXidEntry    OBJECT-TYPE
                  SYNTAX  LapbXidEntry



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             ACCESS       not-accessible
                  STATUS  mandatory
                  DESCRIPTION
                          "XId negotiation parameter values for a
                          specific LAPB."
                  INDEX { lapbXidIndex }
                  ::= { lapbXidTable 1 }


          LapbXidEntry ::= SEQUENCE {
                  lapbXidIndex
                          IfIndexType,
                  lapbXidAdRIdentifier
                          OCTET STRING,
                  lapbXidAdRAddress
                          OCTET STRING,
                  lapbXidParameterUniqueIdentifier
                          OCTET STRING,
                  lapbXidGroupAddress
                          OCTET STRING,
                  lapbXidPortNumber
                          OCTET STRING,
                  lapbXidUserDataSubfield
                          OCTET STRING
                  }

          lapbXidIndex    OBJECT-TYPE
                  SYNTAX  IfIndexType
                  ACCESS  read-only
                  STATUS  mandatory
                  DESCRIPTION
                          "The ifIndex value for the LAPB interface."
                  ::= { lapbXidEntry 1 }

          lapbXidAdRIdentifier OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..255))
                  ACCESS  read-write
                  STATUS  mandatory
                  DESCRIPTION
                          "The value of the Address Resolution
                          Identifier.  A zero length string indicates
                          no Identifier value has been assigned."
                  REFERENCE "ISO 8885 Table 2, Name: Identifier"
                  DEFVAL { ''h }
                  ::= { lapbXidEntry 2 }

          lapbXidAdRAddress OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..255))



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                  ACCESS  read-write
                  STATUS  mandatory
                  DESCRIPTION
                          "The value of the Address Resolution
                          Address.  A zero length string indicates no
                          Address value has been assigned."
                  REFERENCE "ISO 8885 Table 2, Name: Address"
                  DEFVAL { ''h }
                  ::= { lapbXidEntry 3 }

          lapbXidParameterUniqueIdentifier OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..255))
                  ACCESS  read-write
                  STATUS  mandatory
                  DESCRIPTION
                          "The value of the parameter unique
                          Identifier.  A zero length string indicates
                          no Unique identifier value has been
                          assigned."
                  REFERENCE "ISO 8885 Table 3, Name: Identifier"
                  DEFVAL { ''h }
                  ::= { lapbXidEntry 4 }

          lapbXidGroupAddress OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..255))
                  ACCESS  read-write
                  STATUS  mandatory
                  DESCRIPTION
                          "The value of the parameter Group address.
                          A zero length string indicates no Group
                          address value has been assigned."
                  REFERENCE "ISO 8885 Table 3, Name: Group address"
                  DEFVAL { ''h }
                  ::= { lapbXidEntry 5 }

          lapbXidPortNumber OBJECT-TYPE
                  SYNTAX  OCTET STRING (SIZE (0..255))
                  ACCESS  read-write