etherlike-mib.mib

EPON MIB库源码

                       the system which implements the MAC Control
                       sublayer.  If some, but not all, of the
                       ethernet-like interfaces in the system implement
                       the MAC Control sublayer, there will be fewer
                       rows in this table than in the dot3StatsTable."
           ::= { dot3 9 }

       dot3ControlEntry OBJECT-TYPE
           SYNTAX      Dot3ControlEntry
           MAX-ACCESS  not-accessible
           STATUS      current
           DESCRIPTION "An entry in the table, containing information
                       about the MAC Control sublayer on a single
                       ethernet-like interface."
           INDEX       { dot3StatsIndex }
           ::= { dot3ControlTable 1 }

       Dot3ControlEntry ::=
           SEQUENCE {
               dot3ControlFunctionsSupported       BITS,
               dot3ControlInUnknownOpcodes         Counter32,
               dot3HCControlInUnknownOpcodes       Counter64
           }

       dot3ControlFunctionsSupported OBJECT-TYPE
           SYNTAX      BITS {
                           pause(0)   -- 802.3 flow control
                       }
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "A list of the possible MAC Control functions
                       implemented for this interface."
           REFERENCE   "[IEEE 802.3 Std.], 30.3.3.2,
                       aMACControlFunctionsSupported."
           ::= { dot3ControlEntry 1 }

       dot3ControlInUnknownOpcodes OBJECT-TYPE
           SYNTAX      Counter32
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "A count of MAC Control frames received on this
                       interface that contain an opcode that is not
                       supported by this device.

                       For interfaces operating at 10 Gb/s, this
                       counter can roll over in less than 5 minutes if
                       it is incrementing at its maximum rate.  Since
                       that amount of time could be less than a
                       management station's poll cycle time, in order
                       to avoid a loss of information, a management
                       station is advised to poll the
                       dot3HCControlInUnknownOpcodes object for 10 Gb/s
                       or faster interfaces.

                       Discontinuities in the value of this counter can
                       occur at re-initialization of the management
                       system, and at other times as indicated by the
                       value of ifCounterDiscontinuityTime."
           REFERENCE   "[IEEE 802.3 Std.], 30.3.3.5,
                       aUnsupportedOpcodesReceived"
           ::= { dot3ControlEntry 2 }

       dot3HCControlInUnknownOpcodes OBJECT-TYPE
           SYNTAX      Counter64
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "A count of MAC Control frames received on this
                       interface that contain an opcode that is not
                       supported by this device.

                       This counter is a 64 bit version of
                       dot3ControlInUnknownOpcodes.  It should be used
                       on interfaces operating at 10 Gb/s or faster.

                       Discontinuities in the value of this counter can
                       occur at re-initialization of the management
                       system, and at other times as indicated by the
                       value of ifCounterDiscontinuityTime."
           REFERENCE   "[IEEE 802.3 Std.], 30.3.3.5,
                       aUnsupportedOpcodesReceived"
           ::= { dot3ControlEntry 3 }

       dot3PauseTable OBJECT-TYPE
           SYNTAX      SEQUENCE OF Dot3PauseEntry
           MAX-ACCESS  not-accessible
           STATUS      current
           DESCRIPTION "A table of descriptive and status information
                       about the MAC Control PAUSE function on the
                       ethernet-like interfaces attached to a
                       particular system. There will be one row in
                       this table for each ethernet-like interface in
                       the system which supports the MAC Control PAUSE
                       function (i.e., the 'pause' bit in the
                       corresponding instance of
                       dot3ControlFunctionsSupported is set).  If some,
                       but not all, of the ethernet-like interfaces in
                       the system implement the MAC Control PAUSE
                       function (for example, if some interfaces only
                       support half-duplex), there will be fewer rows
                       in this table than in the dot3StatsTable."
           ::= { dot3 10 }

       dot3PauseEntry OBJECT-TYPE
           SYNTAX      Dot3PauseEntry
           MAX-ACCESS  not-accessible
           STATUS      current
           DESCRIPTION "An entry in the table, containing information
                       about the MAC Control PAUSE function on a single
                       ethernet-like interface."
           INDEX       { dot3StatsIndex }
           ::= { dot3PauseTable 1 }

       Dot3PauseEntry ::=

           SEQUENCE {
               dot3PauseAdminMode                  INTEGER,
               dot3PauseOperMode                   INTEGER,
               dot3InPauseFrames                   Counter32,
               dot3OutPauseFrames                  Counter32,
               dot3HCInPauseFrames                 Counter64,
               dot3HCOutPauseFrames                Counter64
           }

       dot3PauseAdminMode OBJECT-TYPE
           SYNTAX      INTEGER {
                           disabled(1),
                           enabledXmit(2),
                           enabledRcv(3),
                           enabledXmitAndRcv(4)
                       }
           MAX-ACCESS  read-write
           STATUS      current
           DESCRIPTION "This object is used to configure the default
                       administrative PAUSE mode for this interface.

                       This object represents the
                       administratively-configured PAUSE mode for this
                       interface.  If auto-negotiation is not enabled
                       or is not implemented for the active MAU
                       attached to this interface, the value of this
                       object determines the operational PAUSE mode
                       of the interface whenever it is operating in
                       full-duplex mode.  In this case, a set to this
                       object will force the interface into the
                       specified mode.

                       If auto-negotiation is implemented and enabled
                       for the MAU attached to this interface, the
                       PAUSE mode for this interface is determined by
                       auto-negotiation, and the value of this object
                       denotes the mode to which the interface will
                       automatically revert if/when auto-negotiation is
                       later disabled.  Note that when auto-negotiation
                       is running, administrative control of the PAUSE
                       mode may be accomplished using the
                       ifMauAutoNegCapAdvertisedBits object in the
                       MAU-MIB.

                       Note that the value of this object is ignored
                       when the interface is not operating in
                       full-duplex mode.

                       An attempt to set this object to
                       'enabledXmit(2)' or 'enabledRcv(3)' will fail
                       on interfaces that do not support operation
                       at greater than 100 Mb/s."
           ::= { dot3PauseEntry 1 }

       dot3PauseOperMode OBJECT-TYPE
           SYNTAX      INTEGER {
                           disabled(1),
                           enabledXmit(2),
                           enabledRcv(3),
                           enabledXmitAndRcv(4)
                       }
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "This object reflects the PAUSE mode currently
                       in use on this interface, as determined by
                       either (1) the result of the auto-negotiation
                       function or (2) if auto-negotiation is not
                       enabled or is not implemented for the active MAU
                       attached to this interface, by the value of
                       dot3PauseAdminMode.  Interfaces operating at
                       100 Mb/s or less will never return
                       'enabledXmit(2)' or 'enabledRcv(3)'.  Interfaces
                       operating in half-duplex mode will always return
                       'disabled(1)'.  Interfaces on which
                       auto-negotiation is enabled but not yet
                       completed should return the value
                       'disabled(1)'."
           ::= { dot3PauseEntry 2 }

       dot3InPauseFrames OBJECT-TYPE
           SYNTAX      Counter32
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "A count of MAC Control frames received on this
                       interface with an opcode indicating the PAUSE
                       operation.

                       This counter does not increment when the
                       interface is operating in half-duplex mode.

                       For interfaces operating at 10 Gb/s, this
                       counter can roll over in less than 5 minutes if
                       it is incrementing at its maximum rate.  Since
                       that amount of time could be less than a
                       management station's poll cycle time, in order
                       to avoid a loss of information, a management
                       station is advised to poll the
                       dot3HCInPauseFrames object for 10 Gb/s or
                       faster interfaces.

                       Discontinuities in the value of this counter can
                       occur at re-initialization of the management
                       system, and at other times as indicated by the
                       value of ifCounterDiscontinuityTime."
           REFERENCE   "[IEEE 802.3 Std.], 30.3.4.3,
                       aPAUSEMACCtrlFramesReceived."
           ::= { dot3PauseEntry 3 }

       dot3OutPauseFrames OBJECT-TYPE
           SYNTAX      Counter32
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "A count of MAC Control frames transmitted on
                       this interface with an opcode indicating the
                       PAUSE operation.

                       This counter does not increment when the
                       interface is operating in half-duplex mode.

                       For interfaces operating at 10 Gb/s, this
                       counter can roll over in less than 5 minutes if
                       it is incrementing at its maximum rate.  Since
                       that amount of time could be less than a
                       management station's poll cycle time, in order
                       to avoid a loss of information, a management
                       station is advised to poll the
                       dot3HCOutPauseFrames object for 10 Gb/s or
                       faster interfaces.

                       Discontinuities in the value of this counter can
                       occur at re-initialization of the management
                       system, and at other times as indicated by the
                       value of ifCounterDiscontinuityTime."
           REFERENCE   "[IEEE 802.3 Std.], 30.3.4.2,
                       aPAUSEMACCtrlFramesTransmitted."
           ::= { dot3PauseEntry 4 }

       dot3HCInPauseFrames OBJECT-TYPE
           SYNTAX      Counter64
           MAX-ACCESS  read-only
           STATUS      current
           DESCRIPTION "A count of MAC Control frames received on this
                       interface with an opcode indicating the PAUSE
                       operation.

                       This counter does not increment when the
                       interface is operating in half-duplex mode.