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diff --git a/data/mibs/BRIDGE-MIB.txt b/data/mibs/BRIDGE-MIB.txt new file mode 100644 index 000000000..1e77a190f --- /dev/null +++ b/data/mibs/BRIDGE-MIB.txt @@ -0,0 +1,1472 @@ +BRIDGE-MIB DEFINITIONS ::= BEGIN + +-- ---------------------------------------------------------- -- +-- MIB for IEEE 802.1D devices +-- ---------------------------------------------------------- -- +IMPORTS + MODULE-IDENTITY, OBJECT-TYPE, NOTIFICATION-TYPE, + Counter32, Integer32, TimeTicks, mib-2 + FROM SNMPv2-SMI + TEXTUAL-CONVENTION, MacAddress + FROM SNMPv2-TC + MODULE-COMPLIANCE, OBJECT-GROUP, NOTIFICATION-GROUP + FROM SNMPv2-CONF + InterfaceIndex FROM IF-MIB + ; + +dot1dBridge MODULE-IDENTITY + LAST-UPDATED "200509190000Z" + ORGANIZATION "IETF Bridge MIB Working Group" + CONTACT-INFO + "Email: bridge-mib@ietf.org + + K.C. Norseth (Editor) + L-3 Communications + Tel: +1 801-594-2809 + Email: kenyon.c.norseth@L-3com.com + Postal: 640 N. 2200 West. + Salt Lake City, Utah 84116-0850 + + Les Bell (Editor) + 3Com Europe Limited + Phone: +44 1442 438025 + Email: elbell@ntlworld.com + Postal: 3Com Centre, Boundary Way + Hemel Hempstead + Herts. HP2 7YU + UK + + Send comments to <bridge-mib@ietf.org>" + DESCRIPTION + "The Bridge MIB module for managing devices that support + IEEE 802.1D. + + Copyright (C) The Internet Society (2005). This version of + this MIB module is part of RFC 4188; see the RFC itself for + full legal notices." + REVISION "200509190000Z" + DESCRIPTION + "Third revision, published as part of RFC 4188. + + The MIB module has been converted to SMIv2 format. + Conformance statements have been added and some + description and reference clauses have been updated. + + The object dot1dStpPortPathCost32 was added to + support IEEE 802.1t and the permissible values of + dot1dStpPriority and dot1dStpPortPriority have been + clarified for bridges supporting IEEE 802.1t or + IEEE 802.1w. + + The interpretation of dot1dStpTimeSinceTopologyChange + has been clarified for bridges supporting the Rapid + Spanning Tree Protocol (RSTP)." + REVISION "199307310000Z" + DESCRIPTION + "Second revision, published as part of RFC 1493." + REVISION "199112310000Z" + DESCRIPTION + "Initial revision, published as part of RFC 1286." + ::= { mib-2 17 } + +-- ---------------------------------------------------------- -- +-- Textual Conventions +-- ---------------------------------------------------------- -- + +BridgeId ::= TEXTUAL-CONVENTION + STATUS current + DESCRIPTION + "The Bridge-Identifier, as used in the Spanning Tree + Protocol, to uniquely identify a bridge. Its first two + octets (in network byte order) contain a priority value, + and its last 6 octets contain the MAC address used to + refer to a bridge in a unique fashion (typically, the + numerically smallest MAC address of all ports on the + bridge)." + SYNTAX OCTET STRING (SIZE (8)) + +Timeout ::= TEXTUAL-CONVENTION + DISPLAY-HINT "d" + STATUS current + DESCRIPTION + "A Spanning Tree Protocol (STP) timer in units of 1/100 + seconds. Several objects in this MIB module represent + values of timers used by the Spanning Tree Protocol. + In this MIB, these timers have values in units of + hundredths of a second (i.e., 1/100 secs). + + These timers, when stored in a Spanning Tree Protocol's + BPDU, are in units of 1/256 seconds. Note, however, that + 802.1D-1998 specifies a settable granularity of no more + than one second for these timers. To avoid ambiguity, + a conversion algorithm is defined below for converting + between the different units, which ensures a timer's + value is not distorted by multiple conversions. + + To convert a Timeout value into a value in units of + 1/256 seconds, the following algorithm should be used: + + b = floor( (n * 256) / 100) + + where: + floor = quotient [ignore remainder] + n is the value in 1/100 second units + b is the value in 1/256 second units + + To convert the value from 1/256 second units back to + 1/100 seconds, the following algorithm should be used: + + n = ceiling( (b * 100) / 256) + + where: + ceiling = quotient [if remainder is 0], or + quotient + 1 [if remainder is nonzero] + n is the value in 1/100 second units + + b is the value in 1/256 second units + + Note: it is important that the arithmetic operations are + done in the order specified (i.e., multiply first, + divide second)." + SYNTAX Integer32 + +-- ---------------------------------------------------------- -- +-- subtrees in the Bridge MIB +-- ---------------------------------------------------------- -- + +dot1dNotifications OBJECT IDENTIFIER ::= { dot1dBridge 0 } + +dot1dBase OBJECT IDENTIFIER ::= { dot1dBridge 1 } +dot1dStp OBJECT IDENTIFIER ::= { dot1dBridge 2 } + +dot1dSr OBJECT IDENTIFIER ::= { dot1dBridge 3 } +-- documented in RFC 1525 + +dot1dTp OBJECT IDENTIFIER ::= { dot1dBridge 4 } +dot1dStatic OBJECT IDENTIFIER ::= { dot1dBridge 5 } + +-- Subtrees used by Bridge MIB Extensions: +-- pBridgeMIB MODULE-IDENTITY ::= { dot1dBridge 6 } +-- qBridgeMIB MODULE-IDENTITY ::= { dot1dBridge 7 } +-- Note that the practice of registering related MIB modules +-- below dot1dBridge has been discouraged since there is no +-- robust mechanism to track such registrations. + +dot1dConformance OBJECT IDENTIFIER ::= { dot1dBridge 8 } + +-- ---------------------------------------------------------- -- +-- the dot1dBase subtree +-- ---------------------------------------------------------- -- +-- Implementation of the dot1dBase subtree is mandatory for all +-- bridges. +-- ---------------------------------------------------------- -- + +dot1dBaseBridgeAddress OBJECT-TYPE + SYNTAX MacAddress + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The MAC address used by this bridge when it must be + referred to in a unique fashion. It is recommended + that this be the numerically smallest MAC address of + all ports that belong to this bridge. However, it is only + + required to be unique. When concatenated with + dot1dStpPriority, a unique BridgeIdentifier is formed, + which is used in the Spanning Tree Protocol." + REFERENCE + "IEEE 802.1D-1998: clauses 14.4.1.1.3 and 7.12.5" + ::= { dot1dBase 1 } + +dot1dBaseNumPorts OBJECT-TYPE + SYNTAX Integer32 + UNITS "ports" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The number of ports controlled by this bridging + entity." + REFERENCE + "IEEE 802.1D-1998: clause 14.4.1.1.3" + ::= { dot1dBase 2 } + +dot1dBaseType OBJECT-TYPE + SYNTAX INTEGER { + unknown(1), + transparent-only(2), + sourceroute-only(3), + srt(4) + } + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "Indicates what type of bridging this bridge can + perform. If a bridge is actually performing a + certain type of bridging, this will be indicated by + entries in the port table for the given type." + ::= { dot1dBase 3 } + +-- ---------------------------------------------------------- -- +-- The Generic Bridge Port Table +-- ---------------------------------------------------------- -- +dot1dBasePortTable OBJECT-TYPE + SYNTAX SEQUENCE OF Dot1dBasePortEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A table that contains generic information about every + port that is associated with this bridge. Transparent, + source-route, and srt ports are included." + ::= { dot1dBase 4 } + +dot1dBasePortEntry OBJECT-TYPE + SYNTAX Dot1dBasePortEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A list of information for each port of the bridge." + REFERENCE + "IEEE 802.1D-1998: clause 14.4.2, 14.6.1" + INDEX { dot1dBasePort } + ::= { dot1dBasePortTable 1 } + +Dot1dBasePortEntry ::= + SEQUENCE { + dot1dBasePort + Integer32, + dot1dBasePortIfIndex + InterfaceIndex, + dot1dBasePortCircuit + OBJECT IDENTIFIER, + dot1dBasePortDelayExceededDiscards + Counter32, + dot1dBasePortMtuExceededDiscards + Counter32 + } + +dot1dBasePort OBJECT-TYPE + SYNTAX Integer32 (1..65535) + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The port number of the port for which this entry + contains bridge management information." + ::= { dot1dBasePortEntry 1 } + +dot1dBasePortIfIndex OBJECT-TYPE + SYNTAX InterfaceIndex + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The value of the instance of the ifIndex object, + defined in IF-MIB, for the interface corresponding + to this port." + ::= { dot1dBasePortEntry 2 } + +dot1dBasePortCircuit OBJECT-TYPE + SYNTAX OBJECT IDENTIFIER + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "For a port that (potentially) has the same value of + dot1dBasePortIfIndex as another port on the same bridge. + This object contains the name of an object instance + unique to this port. For example, in the case where + multiple ports correspond one-to-one with multiple X.25 + virtual circuits, this value might identify an (e.g., + the first) object instance associated with the X.25 + virtual circuit corresponding to this port. + + For a port which has a unique value of + dot1dBasePortIfIndex, this object can have the value + { 0 0 }." + ::= { dot1dBasePortEntry 3 } + +dot1dBasePortDelayExceededDiscards OBJECT-TYPE + SYNTAX Counter32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The number of frames discarded by this port due + to excessive transit delay through the bridge. It + is incremented by both transparent and source + route bridges." + REFERENCE + "IEEE 802.1D-1998: clause 14.6.1.1.3" + ::= { dot1dBasePortEntry 4 } + +dot1dBasePortMtuExceededDiscards OBJECT-TYPE + SYNTAX Counter32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The number of frames discarded by this port due + to an excessive size. It is incremented by both + transparent and source route bridges." + REFERENCE + "IEEE 802.1D-1998: clause 14.6.1.1.3" + ::= { dot1dBasePortEntry 5 } + +-- ---------------------------------------------------------- -- +-- the dot1dStp subtree +-- ---------------------------------------------------------- -- +-- Implementation of the dot1dStp subtree is optional. It is +-- implemented by those bridges that support the Spanning Tree +-- Protocol. +-- ---------------------------------------------------------- -- + +dot1dStpProtocolSpecification OBJECT-TYPE + SYNTAX INTEGER { + unknown(1), + decLb100(2), + ieee8021d(3) + } + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "An indication of what version of the Spanning Tree + Protocol is being run. The value 'decLb100(2)' + indicates the DEC LANbridge 100 Spanning Tree protocol. + IEEE 802.1D implementations will return 'ieee8021d(3)'. + If future versions of the IEEE Spanning Tree Protocol + that are incompatible with the current version + are released a new value will be defined." + ::= { dot1dStp 1 } + +dot1dStpPriority OBJECT-TYPE + SYNTAX Integer32 (0..65535) + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The value of the write-able portion of the Bridge ID + (i.e., the first two octets of the (8 octet long) Bridge + ID). The other (last) 6 octets of the Bridge ID are + given by the value of dot1dBaseBridgeAddress. + On bridges supporting IEEE 802.1t or IEEE 802.1w, + permissible values are 0-61440, in steps of 4096." + REFERENCE + "IEEE 802.1D-1998 clause 8.10.2, Table 8-4, + IEEE 802.1t clause 8.10.2, Table 8-4, clause 14.3." + ::= { dot1dStp 2 } + +dot1dStpTimeSinceTopologyChange OBJECT-TYPE + SYNTAX TimeTicks + UNITS "centi-seconds" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The time (in hundredths of a second) since the + last time a topology change was detected by the + bridge entity. + For RSTP, this reports the time since the tcWhile + timer for any port on this Bridge was nonzero." + REFERENCE + "IEEE 802.1D-1998 clause 14.8.1.1., + IEEE 802.1w clause 14.8.1.1." + ::= { dot1dStp 3 } + +dot1dStpTopChanges OBJECT-TYPE + SYNTAX Counter32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The total number of topology changes detected by + this bridge since the management entity was last + reset or initialized." + REFERENCE + "IEEE 802.1D-1998 clause 14.8.1.1." + ::= { dot1dStp 4 } + +dot1dStpDesignatedRoot OBJECT-TYPE + SYNTAX BridgeId + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The bridge identifier of the root of the spanning + tree, as determined by the Spanning Tree Protocol, + as executed by this node. This value is used as + the Root Identifier parameter in all Configuration + Bridge PDUs originated by this node." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.1" + ::= { dot1dStp 5 } + +dot1dStpRootCost OBJECT-TYPE + SYNTAX Integer32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The cost of the path to the root as seen from + this bridge." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.2" + ::= { dot1dStp 6 } + +dot1dStpRootPort OBJECT-TYPE + SYNTAX Integer32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The port number of the port that offers the lowest + cost path from this bridge to the root bridge." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.3" + ::= { dot1dStp 7 } + +dot1dStpMaxAge OBJECT-TYPE + SYNTAX Timeout + UNITS "centi-seconds" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The maximum age of Spanning Tree Protocol information + learned from the network on any port before it is + discarded, in units of hundredths of a second. This is + the actual value that this bridge is currently using." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.4" + ::= { dot1dStp 8 } + +dot1dStpHelloTime OBJECT-TYPE + SYNTAX Timeout + UNITS "centi-seconds" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The amount of time between the transmission of + Configuration bridge PDUs by this node on any port when + it is the root of the spanning tree, or trying to become + so, in units of hundredths of a second. This is the + actual value that this bridge is currently using." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.5" + ::= { dot1dStp 9 } + +dot1dStpHoldTime OBJECT-TYPE + SYNTAX Integer32 + UNITS "centi-seconds" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "This time value determines the interval length + during which no more than two Configuration bridge + PDUs shall be transmitted by this node, in units + of hundredths of a second." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.14" + ::= { dot1dStp 10 } + +dot1dStpForwardDelay OBJECT-TYPE + SYNTAX Timeout + UNITS "centi-seconds" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "This time value, measured in units of hundredths of a + second, controls how fast a port changes its spanning + state when moving towards the Forwarding state. The + value determines how long the port stays in each of the + Listening and Learning states, which precede the + Forwarding state. This value is also used when a + topology change has been detected and is underway, to + age all dynamic entries in the Forwarding Database. + [Note that this value is the one that this bridge is + currently using, in contrast to + dot1dStpBridgeForwardDelay, which is the value that this + bridge and all others would start using if/when this + bridge were to become the root.]" + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.6" + ::= { dot1dStp 11 } + +dot1dStpBridgeMaxAge OBJECT-TYPE + SYNTAX Timeout (600..4000) + UNITS "centi-seconds" + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The value that all bridges use for MaxAge when this + bridge is acting as the root. Note that 802.1D-1998 + specifies that the range for this parameter is related + to the value of dot1dStpBridgeHelloTime. The + granularity of this timer is specified by 802.1D-1998 to + be 1 second. An agent may return a badValue error if a + set is attempted to a value that is not a whole number + of seconds." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.8" + ::= { dot1dStp 12 } + +dot1dStpBridgeHelloTime OBJECT-TYPE + SYNTAX Timeout (100..1000) + UNITS "centi-seconds" + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The value that all bridges use for HelloTime when this + bridge is acting as the root. The granularity of this + timer is specified by 802.1D-1998 to be 1 second. An + agent may return a badValue error if a set is attempted + + to a value that is not a whole number of seconds." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.9" + ::= { dot1dStp 13 } + +dot1dStpBridgeForwardDelay OBJECT-TYPE + SYNTAX Timeout (400..3000) + UNITS "centi-seconds" + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The value that all bridges use for ForwardDelay when + this bridge is acting as the root. Note that + 802.1D-1998 specifies that the range for this parameter + is related to the value of dot1dStpBridgeMaxAge. The + granularity of this timer is specified by 802.1D-1998 to + be 1 second. An agent may return a badValue error if a + set is attempted to a value that is not a whole number + of seconds." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.3.10" + ::= { dot1dStp 14 } + +-- ---------------------------------------------------------- -- +-- The Spanning Tree Port Table +-- ---------------------------------------------------------- -- + +dot1dStpPortTable OBJECT-TYPE + SYNTAX SEQUENCE OF Dot1dStpPortEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A table that contains port-specific information + for the Spanning Tree Protocol." + ::= { dot1dStp 15 } + +dot1dStpPortEntry OBJECT-TYPE + SYNTAX Dot1dStpPortEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A list of information maintained by every port about + the Spanning Tree Protocol state for that port." + INDEX { dot1dStpPort } + ::= { dot1dStpPortTable 1 } + +Dot1dStpPortEntry ::= + SEQUENCE { + + dot1dStpPort + Integer32, + dot1dStpPortPriority + Integer32, + dot1dStpPortState + INTEGER, + dot1dStpPortEnable + INTEGER, + dot1dStpPortPathCost + Integer32, + dot1dStpPortDesignatedRoot + BridgeId, + dot1dStpPortDesignatedCost + Integer32, + dot1dStpPortDesignatedBridge + BridgeId, + dot1dStpPortDesignatedPort + OCTET STRING, + dot1dStpPortForwardTransitions + Counter32, + dot1dStpPortPathCost32 + Integer32 + } + +dot1dStpPort OBJECT-TYPE + SYNTAX Integer32 (1..65535) + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The port number of the port for which this entry + contains Spanning Tree Protocol management information." + REFERENCE + "IEEE 802.1D-1998: clause 14.8.2.1.2" + ::= { dot1dStpPortEntry 1 } + +dot1dStpPortPriority OBJECT-TYPE + SYNTAX Integer32 (0..255) + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The value of the priority field that is contained in + the first (in network byte order) octet of the (2 octet + long) Port ID. The other octet of the Port ID is given + by the value of dot1dStpPort. + On bridges supporting IEEE 802.1t or IEEE 802.1w, + permissible values are 0-240, in steps of 16." + REFERENCE + "IEEE 802.1D-1998 clause 8.10.2, Table 8-4, + IEEE 802.1t clause 8.10.2, Table 8-4, clause 14.3." + ::= { dot1dStpPortEntry 2 } + +dot1dStpPortState OBJECT-TYPE + SYNTAX INTEGER { + disabled(1), + blocking(2), + listening(3), + learning(4), + forwarding(5), + broken(6) + } + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The port's current state, as defined by application of + the Spanning Tree Protocol. This state controls what + action a port takes on reception of a frame. If the + bridge has detected a port that is malfunctioning, it + will place that port into the broken(6) state. For + ports that are disabled (see dot1dStpPortEnable), this + object will have a value of disabled(1)." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.5.2" + ::= { dot1dStpPortEntry 3 } + +dot1dStpPortEnable OBJECT-TYPE + SYNTAX INTEGER { + enabled(1), + disabled(2) + } + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The enabled/disabled status of the port." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.5.2" + ::= { dot1dStpPortEntry 4 } + +dot1dStpPortPathCost OBJECT-TYPE + SYNTAX Integer32 (1..65535) + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The contribution of this port to the path cost of + paths towards the spanning tree root which include + this port. 802.1D-1998 recommends that the default + value of this parameter be in inverse proportion to + + the speed of the attached LAN. + + New implementations should support dot1dStpPortPathCost32. + If the port path costs exceeds the maximum value of this + object then this object should report the maximum value, + namely 65535. Applications should try to read the + dot1dStpPortPathCost32 object if this object reports + the maximum value." + REFERENCE "IEEE 802.1D-1998: clause 8.5.5.3" + ::= { dot1dStpPortEntry 5 } + +dot1dStpPortDesignatedRoot OBJECT-TYPE + SYNTAX BridgeId + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The unique Bridge Identifier of the Bridge + recorded as the Root in the Configuration BPDUs + transmitted by the Designated Bridge for the + segment to which the port is attached." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.5.4" + ::= { dot1dStpPortEntry 6 } + +dot1dStpPortDesignatedCost OBJECT-TYPE + SYNTAX Integer32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The path cost of the Designated Port of the segment + connected to this port. This value is compared to the + Root Path Cost field in received bridge PDUs." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.5.5" + ::= { dot1dStpPortEntry 7 } + +dot1dStpPortDesignatedBridge OBJECT-TYPE + SYNTAX BridgeId + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The Bridge Identifier of the bridge that this + port considers to be the Designated Bridge for + this port's segment." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.5.6" + ::= { dot1dStpPortEntry 8 } + +dot1dStpPortDesignatedPort OBJECT-TYPE + SYNTAX OCTET STRING (SIZE (2)) + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The Port Identifier of the port on the Designated + Bridge for this port's segment." + REFERENCE + "IEEE 802.1D-1998: clause 8.5.5.7" + ::= { dot1dStpPortEntry 9 } + +dot1dStpPortForwardTransitions OBJECT-TYPE + SYNTAX Counter32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The number of times this port has transitioned + from the Learning state to the Forwarding state." + ::= { dot1dStpPortEntry 10 } + +dot1dStpPortPathCost32 OBJECT-TYPE + SYNTAX Integer32 (1..200000000) + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The contribution of this port to the path cost of + paths towards the spanning tree root which include + this port. 802.1D-1998 recommends that the default + value of this parameter be in inverse proportion to + the speed of the attached LAN. + + This object replaces dot1dStpPortPathCost to support + IEEE 802.1t." + REFERENCE + "IEEE 802.1t clause 8.10.2, Table 8-5." + ::= { dot1dStpPortEntry 11 } + +-- ---------------------------------------------------------- -- +-- the dot1dTp subtree +-- ---------------------------------------------------------- -- +-- Implementation of the dot1dTp subtree is optional. It is +-- implemented by those bridges that support the transparent +-- bridging mode. A transparent or SRT bridge will implement +-- this subtree. +-- ---------------------------------------------------------- -- + +dot1dTpLearnedEntryDiscards OBJECT-TYPE + SYNTAX Counter32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The total number of Forwarding Database entries that + have been or would have been learned, but have been + discarded due to a lack of storage space in the + Forwarding Database. If this counter is increasing, it + indicates that the Forwarding Database is regularly + becoming full (a condition that has unpleasant + performance effects on the subnetwork). If this counter + has a significant value but is not presently increasing, + it indicates that the problem has been occurring but is + not persistent." + REFERENCE + "IEEE 802.1D-1998: clause 14.7.1.1.3" + ::= { dot1dTp 1 } + +dot1dTpAgingTime OBJECT-TYPE + SYNTAX Integer32 (10..1000000) + UNITS "seconds" + MAX-ACCESS read-write + STATUS current + DESCRIPTION + "The timeout period in seconds for aging out + dynamically-learned forwarding information. + 802.1D-1998 recommends a default of 300 seconds." + REFERENCE + "IEEE 802.1D-1998: clause 14.7.1.1.3" + ::= { dot1dTp 2 } + +-- ---------------------------------------------------------- -- +-- The Forwarding Database for Transparent Bridges +-- ---------------------------------------------------------- -- + +dot1dTpFdbTable OBJECT-TYPE + SYNTAX SEQUENCE OF Dot1dTpFdbEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A table that contains information about unicast + entries for which the bridge has forwarding and/or + filtering information. This information is used + by the transparent bridging function in + determining how to propagate a received frame." + ::= { dot1dTp 3 } + +dot1dTpFdbEntry OBJECT-TYPE + SYNTAX Dot1dTpFdbEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "Information about a specific unicast MAC address + for which the bridge has some forwarding and/or + filtering information." + INDEX { dot1dTpFdbAddress } + ::= { dot1dTpFdbTable 1 } + +Dot1dTpFdbEntry ::= + SEQUENCE { + dot1dTpFdbAddress + MacAddress, + dot1dTpFdbPort + Integer32, + dot1dTpFdbStatus + INTEGER + } + +dot1dTpFdbAddress OBJECT-TYPE + SYNTAX MacAddress + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "A unicast MAC address for which the bridge has + forwarding and/or filtering information." + REFERENCE + "IEEE 802.1D-1998: clause 7.9.1, 7.9.2" + ::= { dot1dTpFdbEntry 1 } + +dot1dTpFdbPort OBJECT-TYPE + SYNTAX Integer32 + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "Either the value '0', or the port number of the port on + which a frame having a source address equal to the value + of the corresponding instance of dot1dTpFdbAddress has + been seen. A value of '0' indicates that the port + number has not been learned, but that the bridge does + have some forwarding/filtering information about this + address (e.g., in the dot1dStaticTable). Implementors + are encouraged to assign the port value to this object + whenever it is learned, even for addresses for which the + corresponding value of dot1dTpFdbStatus is not + learned(3)." + ::= { dot1dTpFdbEntry 2 } + +dot1dTpFdbStatus OBJECT-TYPE + SYNTAX INTEGER { + other(1), + invalid(2), + learned(3), + self(4), + mgmt(5) + } + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The status of this entry. The meanings of the + values are: + other(1) - none of the following. This would + include the case where some other MIB object + (not the corresponding instance of + dot1dTpFdbPort, nor an entry in the + dot1dStaticTable) is being used to determine if + and how frames addressed to the value of the + corresponding instance of dot1dTpFdbAddress are + being forwarded. + invalid(2) - this entry is no longer valid (e.g., + it was learned but has since aged out), but has + not yet been flushed from the table. + learned(3) - the value of the corresponding instance + of dot1dTpFdbPort was learned, and is being + used. + self(4) - the value of the corresponding instance of + dot1dTpFdbAddress represents one of the bridge's + addresses. The corresponding instance of + dot1dTpFdbPort indicates which of the bridge's + ports has this address. + mgmt(5) - the value of the corresponding instance of + dot1dTpFdbAddress is also the value of an + existing instance of dot1dStaticAddress." + ::= { dot1dTpFdbEntry 3 } + +-- ---------------------------------------------------------- -- +-- Port Table for Transparent Bridges +-- ---------------------------------------------------------- -- + +dot1dTpPortTable OBJECT-TYPE + SYNTAX SEQUENCE OF Dot1dTpPortEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A table that contains information about every port that + is associated with this transparent bridge." + ::= { dot1dTp 4 } + +dot1dTpPortEntry OBJECT-TYPE + SYNTAX Dot1dTpPortEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A list of information for each port of a transparent + bridge." + INDEX { dot1dTpPort } + ::= { dot1dTpPortTable 1 } + +Dot1dTpPortEntry ::= + SEQUENCE { + dot1dTpPort + Integer32, + dot1dTpPortMaxInfo + Integer32, + dot1dTpPortInFrames + Counter32, + dot1dTpPortOutFrames + Counter32, + dot1dTpPortInDiscards + Counter32 + } + +dot1dTpPort OBJECT-TYPE + SYNTAX Integer32 (1..65535) + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The port number of the port for which this entry + contains Transparent bridging management information." + ::= { dot1dTpPortEntry 1 } + +-- It would be nice if we could use ifMtu as the size of the +-- largest INFO field, but we can't because ifMtu is defined +-- to be the size that the (inter-)network layer can use, which +-- can differ from the MAC layer (especially if several layers +-- of encapsulation are used). + +dot1dTpPortMaxInfo OBJECT-TYPE + SYNTAX Integer32 + UNITS "bytes" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The maximum size of the INFO (non-MAC) field that + + this port will receive or transmit." + ::= { dot1dTpPortEntry 2 } + +dot1dTpPortInFrames OBJECT-TYPE + SYNTAX Counter32 + UNITS "frames" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The number of frames that have been received by this + port from its segment. Note that a frame received on the + interface corresponding to this port is only counted by + this object if and only if it is for a protocol being + processed by the local bridging function, including + bridge management frames." + REFERENCE + "IEEE 802.1D-1998: clause 14.6.1.1.3" + ::= { dot1dTpPortEntry 3 } + +dot1dTpPortOutFrames OBJECT-TYPE + SYNTAX Counter32 + UNITS "frames" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "The number of frames that have been transmitted by this + port to its segment. Note that a frame transmitted on + the interface corresponding to this port is only counted + by this object if and only if it is for a protocol being + processed by the local bridging function, including + bridge management frames." + REFERENCE + "IEEE 802.1D-1998: clause 14.6.1.1.3" + ::= { dot1dTpPortEntry 4 } + +dot1dTpPortInDiscards OBJECT-TYPE + SYNTAX Counter32 + UNITS "frames" + MAX-ACCESS read-only + STATUS current + DESCRIPTION + "Count of received valid frames that were discarded + (i.e., filtered) by the Forwarding Process." + REFERENCE + "IEEE 802.1D-1998: clause 14.6.1.1.3" + ::= { dot1dTpPortEntry 5 } + +-- ---------------------------------------------------------- -- + +-- The Static (Destination-Address Filtering) Database +-- ---------------------------------------------------------- -- +-- Implementation of this subtree is optional. +-- ---------------------------------------------------------- -- + +dot1dStaticTable OBJECT-TYPE + SYNTAX SEQUENCE OF Dot1dStaticEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "A table containing filtering information configured + into the bridge by (local or network) management + specifying the set of ports to which frames received + from specific ports and containing specific destination + addresses are allowed to be forwarded. The value of + zero in this table, as the port number from which frames + with a specific destination address are received, is + used to specify all ports for which there is no specific + entry in this table for that particular destination + address. Entries are valid for unicast and for + group/broadcast addresses." + REFERENCE + "IEEE 802.1D-1998: clause 14.7.2" + ::= { dot1dStatic 1 } + +dot1dStaticEntry OBJECT-TYPE + SYNTAX Dot1dStaticEntry + MAX-ACCESS not-accessible + STATUS current + DESCRIPTION + "Filtering information configured into the bridge by + (local or network) management specifying the set of + ports to which frames received from a specific port and + containing a specific destination address are allowed to + be forwarded." + REFERENCE + "IEEE 802.1D-1998: clause 14.7.2" + INDEX { dot1dStaticAddress, dot1dStaticReceivePort } + ::= { dot1dStaticTable 1 } + +Dot1dStaticEntry ::= + SEQUENCE { + dot1dStaticAddress MacAddress, + dot1dStaticReceivePort Integer32, + dot1dStaticAllowedToGoTo OCTET STRING, + dot1dStaticStatus INTEGER + } + +dot1dStaticAddress OBJECT-TYPE + SYNTAX MacAddress + MAX-ACCESS read-create + STATUS current + DESCRIPTION + "The destination MAC address in a frame to which this + entry's filtering information applies. This object can + take the value of a unicast address, a group address, or + the broadcast address." + REFERENCE + "IEEE 802.1D-1998: clause 7.9.1, 7.9.2" + ::= { dot1dStaticEntry 1 } + +dot1dStaticReceivePort OBJECT-TYPE + SYNTAX Integer32 (0..65535) + MAX-ACCESS read-create + STATUS current + DESCRIPTION + "Either the value '0', or the port number of the port + from which a frame must be received in order for this + entry's filtering information to apply. A value of zero + indicates that this entry applies on all ports of the + bridge for which there is no other applicable entry." + ::= { dot1dStaticEntry 2 } + +dot1dStaticAllowedToGoTo OBJECT-TYPE + SYNTAX OCTET STRING (SIZE (0..512)) + MAX-ACCESS read-create + STATUS current + DESCRIPTION + "The set of ports to which frames received from a + specific port and destined for a specific MAC address, + are allowed to be forwarded. Each octet within the + value of this object specifies a set of eight ports, + with the first octet specifying ports 1 through 8, the + second octet specifying ports 9 through 16, etc. Within + each octet, the most significant bit represents the + lowest numbered port, and the least significant bit + represents the highest numbered port. Thus, each port + of the bridge is represented by a single bit within the + value of this object. If that bit has a value of '1', + then that port is included in the set of ports; the port + is not included if its bit has a value of '0'. (Note + that the setting of the bit corresponding to the port + from which a frame is received is irrelevant.) The + default value of this object is a string of ones of + appropriate length. + + The value of this object may exceed the required minimum + maximum message size of some SNMP transport (484 bytes, + in the case of SNMP over UDP, see RFC 3417, section 3.2). + SNMP engines on bridges supporting a large number of + ports must support appropriate maximum message sizes." + ::= { dot1dStaticEntry 3 } + +dot1dStaticStatus OBJECT-TYPE + SYNTAX INTEGER { + other(1), + invalid(2), + permanent(3), + deleteOnReset(4), + deleteOnTimeout(5) + } + MAX-ACCESS read-create + STATUS current + DESCRIPTION + "This object indicates the status of this entry. + The default value is permanent(3). + other(1) - this entry is currently in use but the + conditions under which it will remain so are + different from each of the following values. + invalid(2) - writing this value to the object + removes the corresponding entry. + permanent(3) - this entry is currently in use and + will remain so after the next reset of the + bridge. + deleteOnReset(4) - this entry is currently in use + and will remain so until the next reset of the + bridge. + deleteOnTimeout(5) - this entry is currently in use + and will remain so until it is aged out." + ::= { dot1dStaticEntry 4 } + +-- ---------------------------------------------------------- -- +-- Notifications for use by Bridges +-- ---------------------------------------------------------- -- +-- Notifications for the Spanning Tree Protocol +-- ---------------------------------------------------------- -- + +newRoot NOTIFICATION-TYPE + -- OBJECTS { } + STATUS current + DESCRIPTION + "The newRoot trap indicates that the sending agent has + become the new root of the Spanning Tree; the trap is + sent by a bridge soon after its election as the new + + root, e.g., upon expiration of the Topology Change Timer, + immediately subsequent to its election. Implementation + of this trap is optional." + ::= { dot1dNotifications 1 } + +topologyChange NOTIFICATION-TYPE + -- OBJECTS { } + STATUS current + DESCRIPTION + "A topologyChange trap is sent by a bridge when any of + its configured ports transitions from the Learning state + to the Forwarding state, or from the Forwarding state to + the Blocking state. The trap is not sent if a newRoot + trap is sent for the same transition. Implementation of + this trap is optional." + ::= { dot1dNotifications 2 } + +-- ---------------------------------------------------------- -- +-- IEEE 802.1D MIB - Conformance Information +-- ---------------------------------------------------------- -- + +dot1dGroups OBJECT IDENTIFIER ::= { dot1dConformance 1 } +dot1dCompliances OBJECT IDENTIFIER ::= { dot1dConformance 2 } + +-- ---------------------------------------------------------- -- +-- units of conformance +-- ---------------------------------------------------------- -- + +-- ---------------------------------------------------------- -- +-- the dot1dBase group +-- ---------------------------------------------------------- -- + +dot1dBaseBridgeGroup OBJECT-GROUP + OBJECTS { + dot1dBaseBridgeAddress, + dot1dBaseNumPorts, + dot1dBaseType + } + STATUS current + DESCRIPTION + "Bridge level information for this device." + ::= { dot1dGroups 1 } + +dot1dBasePortGroup OBJECT-GROUP + OBJECTS { + dot1dBasePort, + dot1dBasePortIfIndex, + dot1dBasePortCircuit, + dot1dBasePortDelayExceededDiscards, + dot1dBasePortMtuExceededDiscards + } + STATUS current + DESCRIPTION + "Information for each port on this device." + ::= { dot1dGroups 2 } + +-- ---------------------------------------------------------- -- +-- the dot1dStp group +-- ---------------------------------------------------------- -- + +dot1dStpBridgeGroup OBJECT-GROUP + OBJECTS { + dot1dStpProtocolSpecification, + dot1dStpPriority, + dot1dStpTimeSinceTopologyChange, + dot1dStpTopChanges, + dot1dStpDesignatedRoot, + dot1dStpRootCost, + dot1dStpRootPort, + dot1dStpMaxAge, + dot1dStpHelloTime, + dot1dStpHoldTime, + dot1dStpForwardDelay, + dot1dStpBridgeMaxAge, + dot1dStpBridgeHelloTime, + dot1dStpBridgeForwardDelay + } + STATUS current + DESCRIPTION + "Bridge level Spanning Tree data for this device." + ::= { dot1dGroups 3 } + +dot1dStpPortGroup OBJECT-GROUP + OBJECTS { + dot1dStpPort, + dot1dStpPortPriority, + dot1dStpPortState, + dot1dStpPortEnable, + dot1dStpPortPathCost, + dot1dStpPortDesignatedRoot, + dot1dStpPortDesignatedCost, + dot1dStpPortDesignatedBridge, + dot1dStpPortDesignatedPort, + dot1dStpPortForwardTransitions + } + STATUS current + DESCRIPTION + "Spanning Tree data for each port on this device." + ::= { dot1dGroups 4 } + +dot1dStpPortGroup2 OBJECT-GROUP + OBJECTS { + dot1dStpPort, + dot1dStpPortPriority, + dot1dStpPortState, + dot1dStpPortEnable, + dot1dStpPortDesignatedRoot, + dot1dStpPortDesignatedCost, + dot1dStpPortDesignatedBridge, + dot1dStpPortDesignatedPort, + dot1dStpPortForwardTransitions, + dot1dStpPortPathCost32 + } + STATUS current + DESCRIPTION + "Spanning Tree data for each port on this device." + ::= { dot1dGroups 5 } + +dot1dStpPortGroup3 OBJECT-GROUP + OBJECTS { + dot1dStpPortPathCost32 + } + STATUS current + DESCRIPTION + "Spanning Tree data for devices supporting 32-bit + path costs." + ::= { dot1dGroups 6 } + +-- ---------------------------------------------------------- -- +-- the dot1dTp group +-- ---------------------------------------------------------- -- + +dot1dTpBridgeGroup OBJECT-GROUP + OBJECTS { + dot1dTpLearnedEntryDiscards, + dot1dTpAgingTime + } + STATUS current + DESCRIPTION + "Bridge level Transparent Bridging data." + ::= { dot1dGroups 7 } + +dot1dTpFdbGroup OBJECT-GROUP + OBJECTS { + + dot1dTpFdbAddress, + dot1dTpFdbPort, + dot1dTpFdbStatus + } + STATUS current + DESCRIPTION + "Filtering Database information for the Bridge." + ::= { dot1dGroups 8 } + +dot1dTpGroup OBJECT-GROUP + OBJECTS { + dot1dTpPort, + dot1dTpPortMaxInfo, + dot1dTpPortInFrames, + dot1dTpPortOutFrames, + dot1dTpPortInDiscards + } + STATUS current + DESCRIPTION + "Dynamic Filtering Database information for each port of + the Bridge." + ::= { dot1dGroups 9 } + +-- ---------------------------------------------------------- -- +-- The Static (Destination-Address Filtering) Database +-- ---------------------------------------------------------- -- + +dot1dStaticGroup OBJECT-GROUP + OBJECTS { + dot1dStaticAddress, + dot1dStaticReceivePort, + dot1dStaticAllowedToGoTo, + dot1dStaticStatus + } + STATUS current + DESCRIPTION + "Static Filtering Database information for each port of + the Bridge." + ::= { dot1dGroups 10 } + +-- ---------------------------------------------------------- -- +-- The Trap Notification Group +-- ---------------------------------------------------------- -- + +dot1dNotificationGroup NOTIFICATION-GROUP + NOTIFICATIONS { + newRoot, + topologyChange + } + STATUS current + DESCRIPTION + "Group of objects describing notifications (traps)." + ::= { dot1dGroups 11 } + +-- ---------------------------------------------------------- -- +-- compliance statements +-- ---------------------------------------------------------- -- + +bridgeCompliance1493 MODULE-COMPLIANCE + STATUS current + DESCRIPTION + "The compliance statement for device support of bridging + services, as per RFC1493." + + MODULE + MANDATORY-GROUPS { + dot1dBaseBridgeGroup, + dot1dBasePortGroup + } + + GROUP dot1dStpBridgeGroup + DESCRIPTION + "Implementation of this group is mandatory for bridges + that support the Spanning Tree Protocol." + + GROUP dot1dStpPortGroup + DESCRIPTION + "Implementation of this group is mandatory for bridges + that support the Spanning Tree Protocol." + + GROUP dot1dTpBridgeGroup + DESCRIPTION + "Implementation of this group is mandatory for bridges + that support the transparent bridging mode. A + transparent or SRT bridge will implement this group." + + GROUP dot1dTpFdbGroup + DESCRIPTION + "Implementation of this group is mandatory for bridges + that support the transparent bridging mode. A + transparent or SRT bridge will implement this group." + + GROUP dot1dTpGroup + DESCRIPTION + "Implementation of this group is mandatory for bridges + + that support the transparent bridging mode. A + transparent or SRT bridge will implement this group." + + GROUP dot1dStaticGroup + DESCRIPTION + "Implementation of this group is optional." + + GROUP dot1dNotificationGroup + DESCRIPTION + "Implementation of this group is optional." + ::= { dot1dCompliances 1 } + +bridgeCompliance4188 MODULE-COMPLIANCE + STATUS current + DESCRIPTION + "The compliance statement for device support of bridging + services. This supports 32-bit Path Cost values and the + more restricted bridge and port priorities, as per IEEE + 802.1t. + + Full support for the 802.1D management objects requires that + the SNMPv2-MIB [RFC3418] objects sysDescr, and sysUpTime, as + well as the IF-MIB [RFC2863] objects ifIndex, ifType, + ifDescr, ifPhysAddress, and ifLastChange are implemented." + + MODULE + MANDATORY-GROUPS { + dot1dBaseBridgeGroup, + dot1dBasePortGroup + } + + GROUP dot1dStpBridgeGroup + DESCRIPTION + "Implementation of this group is mandatory for + bridges that support the Spanning Tree Protocol." + + OBJECT dot1dStpPriority + SYNTAX Integer32 (0|4096|8192|12288|16384|20480|24576 + |28672|32768|36864|40960|45056|49152 + |53248|57344|61440) + DESCRIPTION + "The possible values defined by IEEE 802.1t." + + GROUP dot1dStpPortGroup2 + DESCRIPTION + "Implementation of this group is mandatory for + bridges that support the Spanning Tree Protocol." + + GROUP dot1dStpPortGroup3 + DESCRIPTION + "Implementation of this group is mandatory for bridges + that support the Spanning Tree Protocol and 32-bit path + costs. In particular, this includes devices supporting + IEEE 802.1t and IEEE 802.1w." + + OBJECT dot1dStpPortPriority + SYNTAX Integer32 (0|16|32|48|64|80|96|112|128 + |144|160|176|192|208|224|240) + DESCRIPTION + "The possible values defined by IEEE 802.1t." + + GROUP dot1dTpBridgeGroup + DESCRIPTION + "Implementation of this group is mandatory for + bridges that support the transparent bridging + mode. A transparent or SRT bridge will implement + this group." + + GROUP dot1dTpFdbGroup + DESCRIPTION + "Implementation of this group is mandatory for + bridges that support the transparent bridging + mode. A transparent or SRT bridge will implement + this group." + + GROUP dot1dTpGroup + DESCRIPTION + "Implementation of this group is mandatory for + bridges that support the transparent bridging + mode. A transparent or SRT bridge will implement + this group." + + GROUP dot1dStaticGroup + DESCRIPTION + "Implementation of this group is optional." + + GROUP dot1dNotificationGroup + DESCRIPTION + "Implementation of this group is optional." + ::= { dot1dCompliances 2 } + +END |