📄 rfc1516.mib
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CarrierEvent on this port in which the CollIn(X) variable transitions to the value SQE (Ref: 9.6.6.2, IEEE 802.3 Std) while the ActivityDuration is greater than the LateEventThreshold. Such a CarrierEvent is counted twice, as both a collision and as a lateEvent. The LateEventThreshold is greater than 480 bit times and less than 565 bit times. LateEventThreshold has tolerances included to permit an implementation to build a single threshold to serve as both the LateEventThreshold and ValidPacketMinTime threshold. The approximate minimum time for rollover of this counter is 81 hours." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aLateEvents." ::= { rptrMonitorPortEntry 11 } rptrMonitorPortVeryLongEvents OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "This counter is incremented by one for each CarrierEvent on this port whose ActivityDuration is greater than the MAU Jabber Lockup Protection timer TW3 (Ref: 9.6.1 & 9.6.5, IEEE 802.3 Std). Other counters may be incremented as appropriate." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aVeryLongEvents." ::= { rptrMonitorPortEntry 12 } rptrMonitorPortDataRateMismatches OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "This counter is incremented by one for each frame received on this port that meets all of the following conditions: a) The CollisionEvent signal is not asserted. b) The ActivityDuration is greater than ValidPacketMinTime. c) The frequency (data rate) is detectably mismatched from the local transmit frequency. The exact degree of mismatch is vendor specific and is to be defined by the vendor for conformance testing. When this event occurs, other counters whose increment conditions were satisfied may or may not also be incremented, at the implementor's discretion. Whether or not the repeater was able to maintain data integrity is beyond the scope of this standard." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aDataRateMismatches." ::= { rptrMonitorPortEntry 13 } rptrMonitorPortAutoPartitions OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "This counter is incremented by one for each time the repeater has automatically partitioned this port. The conditions that cause port partitioning are specified in the partition state machine in Section 9 [IEEE 802.3 Std]. They are not differentiated here." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aAutoPartitions." ::= { rptrMonitorPortEntry 14 } rptrMonitorPortTotalErrors OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "The total number of errors which have occurred on this port. This counter is the summation of the values of other error counters (for the same port), namely: rptrMonitorPortFCSErrors, rptrMonitorPortAlignmentErrors, rptrMonitorPortFrameTooLongs, rptrMonitorPortShortEvents, rptrMonitorPortLateEvents, rptrMonitorPortVeryLongEvents, and rptrMonitorPortDataRateMismatches. This counter is redundant in the sense that it is the summation of information already available through other objects. However, it is included specifically because the regular retrieval of this object as a means of tracking the health of a port provides a considerable optimization of network management traffic over the otherwise necessary retrieval of the summed counters." ::= { rptrMonitorPortEntry 15 } -- -- The ADDRESS TRACKING GROUP -- -- Implementation of this group is optional; it is appropriate -- for all systems which have the necessary instrumentation. If a -- managed repeater implements any part of this group, the entire -- group shall be implemented. -- -- The Port Address Tracking Table -- rptrAddrTrackTable OBJECT-TYPE SYNTAX SEQUENCE OF RptrAddrTrackEntry ACCESS not-accessible STATUS mandatory DESCRIPTION "Table of address mapping information about the ports." ::= { rptrAddrTrackPortInfo 1 } rptrAddrTrackEntry OBJECT-TYPE SYNTAX RptrAddrTrackEntry ACCESS not-accessible STATUS mandatory DESCRIPTION "An entry in the table, containing address mapping information about a single port." INDEX { rptrAddrTrackGroupIndex, rptrAddrTrackPortIndex } ::= { rptrAddrTrackTable 1 } RptrAddrTrackEntry ::= SEQUENCE { rptrAddrTrackGroupIndex INTEGER, rptrAddrTrackPortIndex INTEGER, rptrAddrTrackLastSourceAddress -- DEPRECATED OBJECT MacAddress, rptrAddrTrackSourceAddrChanges Counter, rptrAddrTrackNewLastSrcAddress OCTET STRING } rptrAddrTrackGroupIndex OBJECT-TYPE SYNTAX INTEGER (1..1024) ACCESS read-only STATUS mandatory DESCRIPTION "This object identifies the group containing the port for which this entry contains information." ::= { rptrAddrTrackEntry 1 } rptrAddrTrackPortIndex OBJECT-TYPE SYNTAX INTEGER (1..1024) ACCESS read-only STATUS mandatory DESCRIPTION "This object identifies the port within the group for which this entry contains information." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aPortID." ::= { rptrAddrTrackEntry 2 } rptrAddrTrackLastSourceAddress OBJECT-TYPE SYNTAX MacAddress ACCESS read-only STATUS deprecated DESCRIPTION "This object is the SourceAddress of the last readable frame (i.e., counted by rptrMonitorPortReadableFrames) received by this port. This object has been deprecated because its value is undefined when no frames have been observed on this port. The replacement object is rptrAddrTrackNewLastSrcAddress." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aLastSourceAddress." ::= { rptrAddrTrackEntry 3 } rptrAddrTrackSourceAddrChanges OBJECT-TYPE SYNTAX Counter ACCESS read-only STATUS mandatory DESCRIPTION "This counter is incremented by one for each time that the rptrAddrTrackLastSourceAddress attribute for this port has changed. This may indicate whether a link is connected to a single DTE or another multi-user segment. The approximate minimum time for rollover of this counter is 81 hours." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aSourceAddressChanges." ::= { rptrAddrTrackEntry 4 } rptrAddrTrackNewLastSrcAddress OBJECT-TYPE SYNTAX OCTET STRING (SIZE(0 | 6)) ACCESS read-only STATUS mandatory DESCRIPTION "This object is the SourceAddress of the last readable frame (i.e., counted by rptrMonitorPortReadableFrames) received by this port. If no frames have been received by this port since the agent began monitoring the port activity, the agent shall return a string of length zero." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.6.2, aLastSourceAddress." ::= { rptrAddrTrackEntry 5 } -- Traps for use by Repeaters -- Traps are defined using the conventions in RFC 1215 [6]. rptrHealth TRAP-TYPE ENTERPRISE snmpDot3RptrMgt VARIABLES { rptrOperStatus } DESCRIPTION "The rptrHealth trap conveys information related to the operational status of the repeater. This trap is sent either when the value of rptrOperStatus changes, or upon completion of a non-disruptive test. The rptrHealth trap must contain the rptrOperStatus object. The agent may optionally include the rptrHealthText object in the varBind list. See the rptrOperStatus and rptrHealthText objects for descriptions of the information that is sent. The agent must throttle the generation of consecutive rptrHealth traps so that there is at least a five-second gap between traps of this type. When traps are throttled, they are dropped, not queued for sending at a future time. (Note that 'generating' a trap means sending to all configured recipients.)" REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.3.4, hubHealth notification." ::= 1 rptrGroupChange TRAP-TYPE ENTERPRISE snmpDot3RptrMgt VARIABLES { rptrGroupIndex } DESCRIPTION "This trap is sent when a change occurs in the group structure of a repeater. This occurs only when a group is logically or physically removed from or added to a repeater. The varBind list contains the identifier of the group that was removed or added. The agent must throttle the generation of consecutive rptrGroupChange traps for the same group so that there is at least a five-second gap between traps of this type. When traps are throttled, they are dropped, not queued for sending at a future time. (Note that 'generating' a trap means sending to all configured recipients.)" REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.3.4, groupMapChange notification." ::= 2 rptrResetEvent TRAP-TYPE ENTERPRISE snmpDot3RptrMgt VARIABLES { rptrOperStatus } DESCRIPTION "The rptrResetEvent trap conveys information related to the operational status of the repeater. This trap is sent on completion of a repeater reset action. A repeater reset action is defined as an a transition to the START state of Fig 9-2 in section 9 [IEEE 802.3 Std], when triggered by a management command (e.g., an SNMP Set on the rptrReset object). The agent must throttle the generation of consecutive rptrResetEvent traps so that there is at least a five-second gap between traps of this type. When traps are throttled, they are dropped, not queued for sending at a future time. (Note that 'generating' a trap means sending to all configured recipients.) The rptrResetEvent trap is not sent when the agent restarts and sends an SNMP coldStart or warmStart trap. However, it is recommended that a repeater agent send the rptrOperStatus object as an optional object with its coldStart and warmStart trap PDUs. The rptrOperStatus object must be included in the varbind list sent with this trap. The agent may optionally include the rptrHealthText object as well." REFERENCE "Reference IEEE 802.3 Rptr Mgt, 19.2.3.4, hubReset notification." ::= 3 END
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