📄 rfc2239.mib
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The value available(3) indicates that the link, light, or loopback is normal. The value notAvailable(4) indicates link loss, low light, or no loopback. The value remoteFault(5) indicates that a fault has been detected at the remote end of the link. This value applies to 10BASE-FB, 100BASE-T4 Far End Fault Indication and non-specified remote faults from a system running auto-negotiation. The values remoteJabber(7), remoteLinkLoss(8), and remoteTest(9) should be used instead of remoteFault(5) where the reason for remote fault is identified in the remote signaling protocol. The value invalidSignal(6) indicates that an invalid signal has been received from the other end of the link. InvalidSignal(6) applies only to MAUs of type 10BASE-FB. Where an IEEE Std 802.3u-1995 clause 22 MII is present, a logic one in the remote fault bit (reference section 22.2.4.2.8 of that document) maps to the value remoteFault(5), and a logic zero in the link status bit (reference section 22.2.4.2.10 of that document) maps to the value notAvailable(4). The value notAvailable(4) takes precedence over the value remoteFault(5)." REFERENCE "[IEEE 802.3 Mgt], 30.5.1.1.4, aMediaAvailable." ::= { ifMauEntry 5 } ifMauMediaAvailableStateExits OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "A count of the number of times that ifMauMediaAvailable for this MAU instance leaves the state available(3)." REFERENCE "[IEEE 802.3 Mgt], 30.5.1.1.5, aLoseMediaCounter." ::= { ifMauEntry 6 } ifMauJabberState OBJECT-TYPE SYNTAX INTEGER { other(1), unknown(2), noJabber(3), jabbering(4) } MAX-ACCESS read-only STATUS current DESCRIPTION "The value other(1) is returned if the jabber state is not 2, 3, or 4. The agent must always return other(1) for MAU type dot3MauTypeAUI. The value unknown(2) is returned when the MAU's true state is unknown; for example, when it is being initialized. If the MAU is not jabbering the agent returns noJabber(3). This is the 'normal' state. If the MAU is in jabber state the agent returns the jabbering(4) value." REFERENCE "[IEEE 802.3 Mgt], 30.5.1.1.6, aJabber.jabberFlag." ::= { ifMauEntry 7 } ifMauJabberingStateEnters OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "A count of the number of times that mauJabberState for this MAU instance enters the state jabbering(4). For MAUs of type dot3MauTypeAUI, dot3MauType100BaseT4, dot3MauType100BaseTX, and dot3MauType100BaseFX, this counter will always indicate zero." REFERENCE "[IEEE 802.3 Mgt], 30.5.1.1.6, aJabber.jabberCounter." ::= { ifMauEntry 8 } ifMauFalseCarriers OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "A count of the number of false carrier events during IDLE in 100BASE-X links. This counter does not increment at the symbol rate. It can increment after a valid carrier completion at a maximum rate of once per 100 ms until the next carrier event. This counter increments only for MAUs of type dot3MauType100BaseT4, dot3MauType100BaseTX, and dot3MauType100BaseFX. For all other MAU types, this counter will always indicate zero. The approximate minimum time for rollover of this counter is 7.4 hours." REFERENCE "[IEEE 802.3 Mgt], 30.5.1.1.10, aFalseCarriers." ::= { ifMauEntry 9 } ifMauTypeList OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-only STATUS current DESCRIPTION "A value that uniquely identifies the set of possible IEEE 802.3 types that the MAU could be. The value is a sum which initially takes the value zero. Then, for each type capability of this MAU, 2 raised to the power noted below is added to the sum. For example, a MAU which has the capability to be only 10BASE-T would have a value of 512 (2**9). In contrast, a MAU which supports both 10Base-T (full duplex) and 100BASE-TX (full duplex) would have a value of ((2**11) + (2**16)) or 67584. The powers of 2 assigned to the capabilities are these: Power Capability 0 other or unknown 1 AUI 2 10BASE-5 3 FOIRL 4 10BASE-2 5 10BASE-T duplex mode unknown 6 10BASE-FP 7 10BASE-FB 8 10BASE-FL duplex mode unknown 9 10BROAD36 10 10BASE-T half duplex mode 11 10BASE-T full duplex mode 12 10BASE-FL half duplex mode 13 10BASE-FL full duplex mode 14 100BASE-T4 15 100BASE-TX half duplex mode 16 100BASE-TX full duplex mode 17 100BASE-FX half duplex mode 18 100BASE-FX full duplex mode 19 100BASE-T2 half duplex mode 20 100BASE-T2 full duplex mode If auto-negotiation is present on this MAU, this object will map to ifMauAutoNegCapability." ::= { ifMauEntry 10 } ifMauDefaultType OBJECT-TYPE SYNTAX OBJECT IDENTIFIER MAX-ACCESS read-write STATUS current DESCRIPTION "This object identifies the default administrative 10 or 100 Mb/s baseband MAU type, to be used in conjunction with the operational MAU type denoted by ifMauType. The set of possible values for this object is the same as the set defined for the ifMauType object. This object represents the administratively- configured type of the MAU. If auto-negotiation is not enabled or is not implemented for this MAU, the value of this object determines the operational type of the MAU. In this case, a set to this object will force the MAU into the specified operating mode. If auto-negotiation is implemented and enabled for this MAU, the operational type of the MAU is determined by auto-negotiation, and the value of this object denotes the type to which the MAU will automatically revert if/when auto-negotiation is later disabled. NOTE TO IMPLEMENTORS: It may be necessary to provide for underlying hardware implementations which do not follow the exact behavior specified above. In particular, when ifMauAutoNegAdminStatus transitions from enabled to disabled, the agent implementation must ensure that the operational type of the MAU (as reported by ifMauType) correctly transitions to the value specified by this object, rather than continuing to operate at the value earlier determined by the auto-negotiation function." REFERENCE "[IEEE 802.3 Mgt], 30.5.1.1.1, aMAUID, and [IEEE 802.3 Std], 22.2.4.1.4." ::= { ifMauEntry 11 } ifMauAutoNegSupported OBJECT-TYPE SYNTAX TruthValue MAX-ACCESS read-only STATUS current DESCRIPTION "This object indicates whether or not auto- negotiation is supported on this MAU." ::= { ifMauEntry 12 } -- The ifJackTable applies to MAUs attached to interfaces -- which have one or more external jacks (connectors). ifJackTable OBJECT-TYPE SYNTAX SEQUENCE OF IfJackEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Information about the external jacks attached to MAUs attached to an interface." ::= { dot3IfMauBasicGroup 2 } ifJackEntry OBJECT-TYPE SYNTAX IfJackEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the table, containing information about a particular jack." INDEX { ifMauIfIndex, ifMauIndex, ifJackIndex } ::= { ifJackTable 1 } IfJackEntry ::= SEQUENCE { ifJackIndex Integer32, ifJackType JackType } ifJackIndex OBJECT-TYPE SYNTAX Integer32 (1..2147483647) MAX-ACCESS not-accessible STATUS current DESCRIPTION "This variable uniquely identifies the jack described by this entry from among other jacks attached to the same MAU." ::= { ifJackEntry 1 } ifJackType OBJECT-TYPE SYNTAX JackType MAX-ACCESS read-only STATUS current DESCRIPTION "The jack connector type, as it appears on the outside of the system." ::= { ifJackEntry 2 } -- The ifMauAutoNegTable applies to systems in which -- auto-negotiation is supported on one or more MAUs -- attached to interfaces. Note that if auto-negotiation -- is present and enabled, the ifMauType object reflects -- the result of the auto-negotiation function. ifMauAutoNegTable OBJECT-TYPE SYNTAX SEQUENCE OF IfMauAutoNegEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Configuration and status objects for the auto- negotiation function of MAUs attached to interfaces." ::= { dot3IfMauAutoNegGroup 1 } ifMauAutoNegEntry OBJECT-TYPE SYNTAX IfMauAutoNegEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the table, containing configuration and status information for the auto-negotiation function of a particular MAU." INDEX { ifMauIfIndex, ifMauIndex } ::= { ifMauAutoNegTable 1 } IfMauAutoNegEntry ::= SEQUENCE { ifMauAutoNegAdminStatus INTEGER, ifMauAutoNegRemoteSignaling INTEGER, ifMauAutoNegConfig INTEGER, ifMauAutoNegCapability Integer32, ifMauAutoNegCapAdvertised Integer32, ifMauAutoNegCapReceived Integer32, ifMauAutoNegRestart INTEGER } ifMauAutoNegAdminStatus OBJECT-TYPE SYNTAX INTEGER { enabled(1), disabled(2) } MAX-ACCESS read-write STATUS current DESCRIPTION "Setting this object to enabled(1) will cause the interface which has the auto-negotiation signaling ability to be enabled. If the value of this object is disabled(2) then the interface will act as it would if it had no auto-negotiation signaling. Under these conditions, an IEEE 802.3 MAU will immediately be forced to the state indicated by the value of the object ifMauDefaultType. NOTE TO IMPLEMENTORS: When ifMauAutoNegAdminStatus transitions from enabled to disabled, the agent implementation must ensure that the operational type of the MAU (as reported by ifMauType) correctly transitions to the value specified by the ifMauDefaultType object, rather than continuing to operate at the value earlier determined by the auto-negotiation function." REFERENCE "[IEEE 802.3 Mgt], 30.6.1.1.2, aAutoNegAdminState and 30.6.1.2.2, acAutoNegAdminControl." ::= { ifMauAutoNegEntry 1 } ifMauAutoNegRemoteSignaling OBJECT-TYPE SYNTAX INTEGER { detected(1), notdetected(2) } MAX-ACCESS read-only STATUS current DESCRIPTION "A value indicating whether the remote end of the link is using auto-negotiation signaling. It takes the value detected(1) if and only if, during the previous link negotiation, FLP Bursts were received." REFERENCE "[IEEE 802.3 Mgt], 30.6.1.1.3, aAutoNegRemoteSignaling." ::= { ifMauAutoNegEntry 2 } ifMauAutoNegConfig OBJECT-TYPE SYNTAX INTEGER { other(1), configuring(2), complete(3), disabled(4), parallelDetectFail(5) } MAX-ACCESS read-only STATUS current DESCRIPTION "A value indicating the current status of the auto-negotiation process. The enumeration parallelDetectFail(5) maps to a failure in parallel detection as defined in 28.2.3.1 of [IEEE 802.3 Std]." REFERENCE "[IEEE 802.3 Mgt], 30.6.1.1.4, aAutoNegAutoConfig." ::= { ifMauAutoNegEntry 4 } ifMauAutoNegCapability OBJECT-TYPE SYNTAX Integer32 MAX-ACCESS read-only STATUS current DESCRIPTION "A value that uniquely identifies the set of capabilities of the local auto-negotiation entity. The value is a sum which initially takes the value zero. Then, for each capability of this interface, 2 raised to the power noted below is added to the sum. For example, an interface which has the capability to support only 100Base-TX half duplex would have a value of 32768 (2**15). In contrast, an interface which supports both 100Base-TX half duplex and and 100Base-TX full duplex would have a value of 98304 ((2**15) + (2**16)). The powers of 2 assigned to the capabilities are these: Power Capability 0 other or unknown (1-9) (reserved) 10 10BASE-T half duplex mode 11 10BASE-T full duplex mode 12 (reserved) 13 (reserved) 14 100BASE-T4 15 100BASE-TX half duplex mode 16 100BASE-TX full duplex mode 17 (reserved)
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