RETIX-LOCAL-BRIDGE-MIB: View SNMP OID List / Download MIB

A textual description of the entity. This value includes the full name and version identification of the system's hardware type, software operating-system, and networking software.

The unique product id of the bridge.

The time (in hundredths of a second) since the network management portion of the system was las re-initialised.

This is an informational string that could be used to show the physical location of (i.e. area) of the bridge. This element will be initialised to a null string by the bridge, but can be modified by the manager. This element will survive a reset, but not necessary a restart. This field can be used as a simple bridge name.

The number of network interfaces (regardless of their current state) on which this system can send/receive IP datagrams.

A list of interface entries. The number of entries is given by the value of ifNumber.

An interface entry containing objects at the subnetwork layer and below for a particular interface.

A unique value for each interface. Its value ranges between 1 and the value of ifNumber. The value for each interface must remain constant at least from one reinitialization of the entity's network management system to the next re-initialisation.

A text string containing information about the interface. This string should the name of the manufacturer, the product name and the version of the hardware interface.

The type of interface, distinguished according to the physical/link/network protocol (s) immediately 'below' IP in the protocol stack. Enumeration: 't1-carrier': 18, 'propPointToPointSerial': 22, 'cept': 19, 'rfc877-x25': 5, 'ddn-x25': 4, 'basicIsdn': 20, 'iso88023-csmacd': 7, 'other': 1, 'iso88024-tokenBus': 8, 'primaryIsdn': 21, 'lapb': 16, 'proteon-80MBit': 13, 'sdlc': 17, 'hyperchannel': 14, 'ethernet-csmacd': 6, 'fddi': 15, 'starLan': 11, 'iso88025-tokenRing': 9, 'hdh1822': 3, 'regular1822': 2, 'iso88026-man': 10, 'proteon-10MBit': 12.

The size of the largest IP datagram which can be sent/received on the interface, specified in octets.

An estimate of the interfaces current bandwidth in bits per second. For interfaces which do not vary in bandwidth or for those where no accurate estimation can be made, this object should contain the nominal bandwidth. We return a fixed value equivalent to 10 Megabits per second for this element.

The interfaces address at the protocol layer immediately 'below' IP in the protocol stack. We return the ethernet address of the bridge in this element, for both channels of the bridge.

The desired state of the interface. The testing(3) state indicates that no operational packets can be passed. We will only support the up(1) state for the interfaces of the bridge. Writing any other value to this element will perform no action, and will always be read as a 1. Enumeration: 'down': 2, 'testing': 3, 'up': 1.

The current operational state of the interface. The interfaces of the bridge will only ever exist in the up(1) state. Enumeration: 'down': 2, 'testing': 3, 'up': 1.

The value of sysUpTime when the interface entered its current operational state. If the current state was entered prior to the last re-initialisation of the local network management subsystem, then this object contains a zero value. For the local bridge this parameter will always return a zero value.

The total number of octets received on the interface, including framing characters.

The number of (subnet)unicast packets delivered to a higher-layer protocol. For the local bridge this parameter will always return a zero value.

The number of non-unicast (i.e. subnet broadcast of subnet multicast) packets delivered to a higher-layer protocol.For the local bridge this parameter will always return a zero value.

The number inbound packets which were chosen to be discarded even though no errors had been detected to prevent their being delivered to a higher-layer protocol. One possible reason for discarding such a packet could be to free up buffer space.For the local bridge this parameter will always return a zero value.

The number of inbound packets that contained errors preventing them from being deliverable to a higher-layer protocol.For the local bridge this parameter will always return a zero value.

The number of packets received via the interface which were discarded because of an unknown or unsupported protocol.For the local bridge this parameter will always return a zero value.

The total number of octets transmitted out of the interface, including framing characters. Always returns to zero.

The total number of packets that higher-level protocols requested be transmitted to a subnet-unicast address, including those that were discarded or not sent.For the local bridge this parameter will always return a zero value.

The total number of packets that higher-level protocols requested be transmitted to a non-unicast (i.e., a subnet broadcast or subnet multicast) address, incuding those that were discarded or not sent.For the local bridge this parameter will always return a zero value.

The number of outband packets which were chosen to be discarded even though no errors had been detected to prevent their being transmitted. One possible reason for discarding such a packet could be to free up buffer space.For the local bridge this parameter will always return a zero value.

The total number of outbound packets that could not be transmitted because of errors.For the local bridge this parameter will always return a zero value.

The length of the output packet queue (in packets). For the local bridge this parameter will always return a zero value.

The agents module type.

The agents firmware version, 0=A, 1=B, etc.

The major software version number. e.g. where major.minor = 3.0.

The minor software version number. e.g. where major.minor = 3.0.

Bootp protocol used to load the module with its software. Enumeration: 'bootp-tftp': 2.

The name of the boot file that is sent to the boot server during boot time. The boot protocol is determined by s3agentBootProtocol.

Enable or disable the use of authentication error trap generation. Enumeration: 'enable': 2, 'disable': 1.

This is an informational string that could be used to show the physical location of (i.e. area) of the bridge. This element will share its data with 'sysLocation'. This will be initialised to a null string by the bridge, but can be modified by the manager. This element will survive a reset, but not necessary a restart. This field can be used as a simple bridge name.

Used to determine current MIB release supported by agent. The encoding of this object is of the following form: xyy, where x is the major version number and yy is ther minor version number. Thus, version 3.0 would be represented as 300, version 3.01 would be 301 and 3.1 would be 310.

Used to determine feature level of the agent. The encoding of this object is of teh following form: xyy, where x is the major version number and yy is ther minor version number. Thus, version 3.0 would be represented as 300, version 3.01 would be 301 and 3.1 would be 310.

Slot in which this bridge currently resides.

Indicates the bridge is online and operating. Enumeration: 'offline': 1, 'online': 2.

The bridges hardware rev. 0=Rev. A, 1=Rev. B etc.

This object is not supported by the bridge which will always return 3 as its value. Enumeration: 'notSupported': 3, 'primary': 1, 'secondary': 2.

Writing a 2 to this object will cause the bridge to perform a reset, and if supported to perform a software download. Reading this object will always return 1. Enumeration: 'reset': 2, 'noReset': 1.

Will cause the bridge to perform a reset, no download of software is performed. Reading this object will always return 1. Enumeration: 'noRestart': 1, 'restart': 2.

The method of obtaining boot parameter information. ie. if eeprom(1), and if bootp/tftp is the boot mechanism, then obtain server ip address and filename from EEPROM. If other(2) then obtain server ip address and fielname via bootp. In both cases the data is downloaded via tftp. Enumeration: 'other': 2, 'eeprom': 1.

Writing a(2) to this object will cause the contents of the current EEPROM data structure to be written to the EEPROM. Reading this value will always return 1. Enumeration: 'writeEeprom': 2, 'noWriteEeprom': 1.

This object is not supported by the bridge which will always return zero as the value of this object. Any value supplied with a write will be discarded.

This object is not supported by the bridge which will always return blank as the value of this object. Any value supplied with a write will be discarded.

The IP address of the bridge.

The bridge's subnet mask.

The default gateway IP address.

The IP address to which the requests for boot files are sent. The protocol used to retreive the boot files is determined by object s3agent BootProtocol.

This entities trap server table

A destination address and community string to a particular trap server, along with a trap filter and entry aging capability. All these objects should be supplied in a single PDU, when attempting to set an entry in this table.

Setting this object to the value invalid(2) has the effect of invalidating the corresponding entry in the s3agentTrapReceiverTable. That is, it effectively disassociates the address identified with the entry by removing the entry from the table. Enumeration: 'valid': 1, 'other': 3, 'invalid': 2.

IP address for trap server that is to receive the trap.

Community string used for traps.

Life span of this entry of the trap receiver table in 1/100 seconds. Following this time interval the entry will be deleted from the table.

This parameter is always zero for a local bridge.

This parameter will always return a zero value for a local bridge.

This table is a list of entries which are used to authenticate PDUs received by the station. This table contains a maximum of 8 entries.

This is an entry in the snmpAccessPolicyTable. To set an entry in this table, all the objects should be supplied in a single PDU. All the entries of this table exist at all times. Unused entries are marked as invalid.

This index is used as the instance for a Get or Set operation on the table.

This object is a string, against which the community field in a recieved PDU is compared. If there are no community names in the table, with which the received community field forms a match, authentication of the PDU fails.

This sets the access mode allowed from the corresponding community Enumeration: 'readwrite': 3, 'readonly': 1, 'writeonly': 2.

This object determines what action is to be performed on a particular entry. A value causes the entry to be added to the table, while a value of invalid causes the entry to be deleted. Enumeration: 'valid': 1, 'invalid': 2.

Setting this object to 'clearTable' deletes all the entries in the table. Enumeration: 'clearTable': 1.

This octetstring contains the entire contents of the table in a single, unformatted string. Each entry is 16 bytes long and contains all the objects as explained above.

The number of bridge instances present in this station.

A list of bridge halfs. The number of entries is given by the value of bridgeNumber. For the Br12 there will be two of these.

A bridge entry containing objects relevant to the bridging function.

A unique value for each bridge instance. Its value ranges between 1 and the value of locbrdgNumber.

This object controls whether a transmit is carried out with or without a Carrier Sense detection. Setting this object only takes effect after a warm-start. Enumeration: 'txOnNoCRS': 1, 'txOnCRS': 2.

This object controls whether broadcast messages are received or ignored. Enumeration: 'bcastRx': 1, 'noBcastRx': 2.

This is the value of path cost assigned to this port automatically by the station, and represents the actual current operational value.

This is the value of path cost assigned to the port by the manager, which is stored in the non-volatile storage of the bridge.

This object indicates the state of the Spanning tree port. Enumeration: 'disabled': 1, 'learning': 3, 'forwarding': 4, 'blocking': 2, 'listening': 5.

The current STAP priority of the port in question.

This is the default or power up STAP priority of the port in question.

The LAN address of the bridge recorded as the root in the Root Identifier parameter of STP configuration messages transmitted by the Designated Bridge for the LAN on this port.

The cost of the path to the root offered by the Designated Port on the LAN associated with the port.

The port priority for the port of the bridge believed to be the Designated Bridge for the LAN associated with each local port.

The LAN address of the bridge believed to be the Designated Bridge for teh LAN connected to this port.

The count of the acknowledgements transmitted to confirm the network topology changes instituted by the STP.

This object describes the operational mode of the bridge. Enumeration: 'forward': 1, 'security': 3, 'relay': 2, 'listen': 4.

This object describes the default operational mode of the bridge Enumeration: 'forward': 1, 'security': 3, 'relay': 2, 'listen': 4.

This object determines the action of the device when filtering on the bridge range filters Enumeration: 'discard': 2, 'disable': 3, 'pass': 1.

This gives the current state of Spanning tree on the device. Enumeration: 'disabled': 2, 'enabled': 1.

This is the default configuration of spanning tree and is saved across a warm start. Enumeration: 'disabled': 2, 'enabled': 1.

This is the period of time, in seconds, between the transmission of subsequent configuration BPDUs, used by the spanning tree algorithm. If this bridge is the root then this value is used by all bridges of the network

This is the period of time, in seconds between the transmission of subsequent configuration BPDUs, used by the spanning tree algorithm. This is the default value stored in the bridges non-volatile storage, and is used while the network is configuring, the active value will then be replaced with the root bridge's hello timer.

After this time, in seconds unacknowledged bpdus will be resent.

For 2265's and 4660's, the Mac address of both ports is the same, thus rather than use the Mac address field of the ieee8023 group we will define a single element in the bridge group. Should a future bridge have different mac addresses for each port then we can make use of the ieee8023 defined element.

This variable determines the version of the spanning tree algorithm implemented in the station, this is the current value and which can only be altered following a bridge reset. Enumeration: 'revision8': 8, 'revisionC': 3.

This variable determines the version of the spanning tree algorithm supported in the bridge, this is the default value stored in non-volatile storage in the bridge, the bridge must be reset for the bridge change operational version. Enumeration: 'revision8': 8, 'revisionC': 3.

The maximum elapsed time, in seconds, that a received STP protocol message can exist before it is discarded by the bridge. If this bridge is the root bridge then this value is used by all bridges in the network.

The maximum elapsed time, in seconds, that a received STP protocol message can exist before it is discarded by the bridge. This is the default value stored in nvram, if this bridge is the root, then this value will be used throughout the bridges of the network. Note: locbrdgDefaultBridgeMaxAge must be <= 2*(locbrdgDefaultForwardDelay -1)

The time spent, in seconds, in the STP listening and learning states by the bridge. This is the current operation value, and is assigned to this bridge by the root bridge if this bridge is not the root.

The time spent in seconds in STP listening and learning states by the ports of the bridge. If this bridge is the root bridge then this value is used by all bridges in the network.

The default value of the forward delay which is stored in the non-volatile storage of the bridge. If this bridge becomes the root bridge this will become the forward delay of all bridges in the network.

The count of the number of STP network topology changes since the last bridge reset.

A list of range table entries.

Each table entry defines an additional constriction, or requisite on frames which are to be forwarded by the bridge. Whether entries in the range table are cause frames to be forwarded or discarded by the bridge depends on the sense of the 'filterMatches' variable. For a frame to be selected by a range table entry, the source address of the frame must have a value between 'sourceLower' and 'sourceUpper', and its destination address must have a value between 'destLower' and 'destUpper', and its type field must have a value between 'typeLower and 'typeUpper'. There are a maximum of 16 range table entries. To set an entry in the table you must supply all the objects in an entry in a Single PDU. When a get is performed, only valid entries are returned.

The lower bound of source mac addresses which will be passed or filtered by the bridge depending on the sense of filterMatches.

The upper bound of source mac addresses which will be passed or filtered by the bridge depending on the sense of filterMarches.

The lower bound of destination mac addresses which will be passed or filtered by the bridge depending on the sense of filterMatches.

The upper bound of destination mac addresses which will be passed or filtered by the bridge depending on the sense of filterMatches.

The lower bound of type field of mac frames which will be passed or filtered by the bridge depending on the sense of filterMatches.

The upper bound of type field of mac frames which will be passed or filtered by the bridge depending on the sense of filterMatches.

This defines whether you are adding or deleting an entry to/from this table. A value of invalid deletes the existing entry. Enumeration: 'valid': 1, 'invalid': 2.

This allows the table to be returned in block form, an octet string containing a max. of 16 entries. Each entry consists of 28 bytes and contains the following:- Bytes 0-5 destLower, 6-11 destUpper, 12-17 sourceLower, Bytes 18-23 sourceUpper, 24-25 typeLower, 26-27 typeUpper. The MacAddresses are in hexadecimal form, in network byte order. Only complete entries are returned

Writing a 1 to this variable will cause the clearing of the range table. Enumeration: 'clear': 1.

A list of filtering data base entries.

This OCTET STRING contains on entry from the table. Each entry consists of a MAC address, filter disposition, filter status and type. All of these objects must be supplied in a single PDU when setting an entry. Only valid entries are returned on a GetRequest.

This OCTET STRING contains the MAC address in hexadecimal form, in network byte order.

This is the action taken as aresult of a MacAddress match. A and B refer to Channel A and Channel B. Enumeration: 'flood': 1, 'discard': 2, 'forwardToB': 4, 'forwardToA': 3.

This is the status type of the entry. Enumeration: 'dynamicActive': 1, 'dynamicInactive': 2, 'staticActive': 3, 'staticInactive': 4.

This object is used to add and delete entries to/from the table. A value of 'invalid(2)' deletes the entry. Enumeration: 'valid': 1, 'invalid': 2.

This object when set, results in a reinitialisation of the table, it clears all the entries out. Enumeration: 'clearTable': 1.

A list of 'paged' entries from the filtering data base table.

This is the bulk representation of the table. Each Page contains 80 table entries, each entry is 8 bytes long and is in the form :- Bytes 0-5 - MAC address, 6 - Disposition, 7 - Status.

The spanning tree hello time, in seconds. This the current operational value and will be the same as the initial hello time of the root bridge of the network.

The maximum elapsed time, in seconds, that a received STP protocol message can exist before it is discarded by the bridge. If this is the root bridge this value is used as the operational value by all bridges. This is the current operational value and will be the same as the initial Max Age of the root bridge of the network.

After this time in seconds unacknowledged bpdus will be resent.This is the value stored in non volatile storage of the bridge, ans will used to initialise the locbrdgHoldTime after the next power up.

The spanning tree priority of the bridge. This value is the current operating value. The value has been set by the manager, or was copied from the default value in EEPROM the last time the bridge powered up - see 'locbrdgDefaultPriority'.

The default spanning tree priority of the bridge. This is the value stored in the EEPROM of the system, and will be copied into RAM, and be the operational value of the system the next time the system is reset.

A list of IEEE 802.3 Interface entries.

The statistics table. An entry in this table is uniquely identified by the value of the ieee8023Index variable associated with the interface to which the statistics refer.

This value uniquely identifies the interface.

This contains a count of frames that are successfully transmitted. This counter is incremented when a frame successfully transmitted, even if one of the collision Counters (following two objects) are also counted. In otherwords, this count includes transmissions that succeeded after some number of collisions. This count includes multicast and broadcast frames.

This contains a count of frames that are involved in a single collision, and are subsequently transmitted successfully. If this counter is incremented then the ieee8023FramesTransmittedODs count will also be incremented AND ieee8023MultipleCollisionFrames will NOT be incremented.

This contains a count of frames that are involved in more than one collision and are subsequently transmitted successfully. If this counter is incremented then the ieee8023FramesTransmittedOKs count will also be incremented AND ieee8023SingleCollisionFrames will NOT be incremented.

This contains a count of data and padding octets of frames that are successfully transmitted. This counter includes octets in broadcast and multicast frames that are transmitted. This count does not include the address fields, length/type field and CRC field of the frame. In Ethernet-Speak, it is JUST the data field (IP header, etc).

This contains a count of frames whose transmission was delayed on its first attempt because the medium was busy. Frames involved in collisions are NOT included in this count.

This contains a count of frames successfully transmitted to a group destination (multicast) address other than broadcast.

This contains a count of frames successfully transmitted to the broadcast address. This does not include frames sent to a multicast address.

This contains a count of times that a collision has been detected later than 512 bit-times into the transmission of a packet. 512 bit-times is 51.2 micro-seconds. This type of collision is counted twice: both as a late collision and as a regular, run of the mill collision.

This contains a count of frames that due to excessive collisions are not transmitted successfully.

This is the count of transmit errors for which there are no specific counters.We will always return zero for this value.

This contains a count of times that carier sense was lost or never appeared when attempting to transmit a packet.

This contains a count of frames which deferred for an excessive period of time.

This contains a count of frames that are successfully received. This does not include frames received with a frame-too-long, FCS, length, or alignment errors or frames lost due to internal MAC sublayer error. This counter includes broadcast and multicast frames that are received.

This contains a count of data and padding octets in frames that are successfully received. This does not include frames received with a frame-too-long, FCS, length, or alignment errors or frames lost due to internal MAC sublayer error. This counter includes octets in broadcast and multicast frames that are recieved. This counter does not include the octets in the address, length/type and CRC fields.

This contains a count of frames that are successfully recieved and are directed to an active non-broadcast group address. This does not include frames received with a frame-too-long, FCD, length, or alignment errors or frames lost due to internal MAC sublayer error. Broadcast packets are not included.

This contains a count of frames that are successfully received and are directed to the broadcast group address. This does not include frames received with a frame-too-long, FCS, length, or alighment errors or frames lost due to internal MAC sublayer error. Multicast packets are not included.

This contains a count of frames that are received and exceed the maximum permitted frame size.

This contains a count of frames that are not an integral number of octets in length and do not pass the FCS check.

This contains a count of frames that are an integral number of octets in length that do not pass the FCS check.

This contains a count of frames with a length field value between the minimum unpadded LLC data size and the maximum allowed LLC data size inclusive, and does not match the number of LLC data octets received. The counter also contains frames with a length field value less than the minimum unpadded LLC data size. This parameter is currently not supported, and a zero will always be returned.

This contains a count of frames with a length field value greater than the maximum allowed LLC data size. This parameter is currently not supported, and a zero will always be returned.

This contains a count of frames which would otherwise be received by the station, but could not be accepted due to an internal MAC sublayer receive error. If this counter is incremented then none of the other Counters in this section are incremented. The exact meaning and mechanisim for incrementing this counter is implementation dependent. In short, this is the count of errors for which there are no specific Counters.

Resets the MAC layer counters. When set, only the value initialize may be used. When read, this variable always returns the most recent value to which ieee8023InitializeMAC was set to. At the moment, this function solely serves to zero the MAC counters. Enumeration: 'initialize': 1.

This variable causes the MAC sublayer to enter promiscuous receive state. Currently the bridge only ever operates in promiscuous mode, so this parameter performs no function. Enumeration: 'enabled': 1.

Causes the MAC sublayer to enter the normal operational state at idle. Enumeration: 'enabled': 1.

Transmission is always enabled. Enumeration: 'disabled': 2, 'enabled': 1.

Reception of multicast frames is always enabled. Enumeration: 'enabled': 1.

This object contains the MAC station address (i.e. the Ethernet address). Reading this element will return the same value as locbrdgId.

This contains a count of times that the SQE TEST ERROR status was received.