BRIDGE-MIB Table View

Table-centric layout grouping table, row, and column objects.

Tables
5
Rows
5
Columns
28
.1.3.6.1.2.1.17.1.4 · 1 row entry · 5 columns
A table that contains generic information about every
port that is associated with this bridge.  Transparent,
source-route, and srt ports are included.
dot1dBasePortEntry entry .1.3.6.1.2.1.17.1.4.1
A list of information for each port of the bridge.
Indexes
dot1dBasePort
Column Syntax OID
dot1dBasePort
The port number of the port for which this entry
contains bridge management information.
Integer32
Constraints:
range: 1-65535
.1.3.6.1.2.1.17.1.4.1.1
dot1dBasePortIfIndex
The value of the instance of the ifIndex object,
defined in IF-MIB, for the interface corresponding
to this port.
IF-MIBInterfaceIndex
Textual Convention: IF-MIBInterfaceIndex Integer32
Type Constraints:
range: 1..2147483647
.1.3.6.1.2.1.17.1.4.1.2
dot1dBasePortCircuit
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
multi…
ObjectIdentifier .1.3.6.1.2.1.17.1.4.1.3
dot1dBasePortDelayExceededDiscards
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.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.17.1.4.1.4
dot1dBasePortMtuExceededDiscards
The number of frames discarded by this port due
to an excessive size. It is incremented by both
transparent and source route bridges.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.17.1.4.1.5
.1.3.6.1.2.1.17.2.15 · 1 row entry · 11 columns
A table that contains port-specific information
for the Spanning Tree Protocol.
dot1dStpPortEntry entry .1.3.6.1.2.1.17.2.15.1
A list of information maintained by every port about
the Spanning Tree Protocol state for that port.
Indexes
dot1dStpPort
Column Syntax OID
dot1dStpPort
The port number of the port for which this entry
contains Spanning Tree Protocol management information.
Integer32
Constraints:
range: 1-65535
.1.3.6.1.2.1.17.2.15.1.1
dot1dStpPortPriority
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 IE…
Integer32r/w
Constraints:
range: 0-255
.1.3.6.1.2.1.17.2.15.1.2
dot1dStpPortState
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
wil…
Enumeration
Enumerated Values:
1disabled
2blocking
3listening
4learning
5forwarding
6broken
.1.3.6.1.2.1.17.2.15.1.3
dot1dStpPortEnable
The enabled/disabled status of the port.
Enumerationr/w
Enumerated Values:
1enabled
2disabled
.1.3.6.1.2.1.17.2.15.1.4
dot1dStpPortPathCost
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
Integer32r/w
Constraints:
range: 1-65535
.1.3.6.1.2.1.17.2.15.1.5
dot1dStpPortDesignatedRoot
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.
BridgeId
Textual Convention: BridgeId OctetString
Type Constraints:
range: 8
.1.3.6.1.2.1.17.2.15.1.6
dot1dStpPortDesignatedCost
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.
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.17.2.15.1.7
dot1dStpPortDesignatedBridge
The Bridge Identifier of the bridge that this
port considers to be the Designated Bridge for
this port's segment.
BridgeId
Textual Convention: BridgeId OctetString
Type Constraints:
range: 8
.1.3.6.1.2.1.17.2.15.1.8
dot1dStpPortDesignatedPort
The Port Identifier of the port on the Designated
Bridge for this port's segment.
OctetString
Constraints:
range: 2-2
.1.3.6.1.2.1.17.2.15.1.9
dot1dStpPortForwardTransitions
The number of times this port has transitioned
from the Learning state to the Forwarding state.
SNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.17.2.15.1.10
dot1dStpPortPathCost32
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 t…
Integer32r/w
Constraints:
range: 1-200000000
.1.3.6.1.2.1.17.2.15.1.11
.1.3.6.1.2.1.17.4.3 · 1 row entry · 3 columns
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.
dot1dTpFdbEntry entry .1.3.6.1.2.1.17.4.3.1
Information about a specific unicast MAC address
for which the bridge has some forwarding and/or
filtering information.
Indexes
dot1dTpFdbAddress
Column Syntax OID
dot1dTpFdbAddress
A unicast MAC address for which the bridge has
forwarding and/or filtering information.
SNMPv2-TCMacAddress
Textual Convention: SNMPv2-TCMacAddress OctetString
Type Constraints:
range: 6
.1.3.6.1.2.1.17.4.3.1.1
dot1dTpFdbPort
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
SNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.17.4.3.1.2
dot1dTpFdbStatus
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
dot1dT…
Enumeration
Enumerated Values:
1other
2invalid
3learned
4self
5mgmt
.1.3.6.1.2.1.17.4.3.1.3
.1.3.6.1.2.1.17.4.4 · 1 row entry · 5 columns
A table that contains information about every port that
is associated with this transparent bridge.
dot1dTpPortEntry entry .1.3.6.1.2.1.17.4.4.1
A list of information for each port of a transparent
bridge.
Indexes
dot1dTpPort
Column Syntax OID
dot1dTpPort
The port number of the port for which this entry
contains Transparent bridging management information.
Integer32
Constraints:
range: 1-65535
.1.3.6.1.2.1.17.4.4.1.1
dot1dTpPortMaxInfo
The maximum size of the INFO (non-MAC) field that

this port will receive or transmit.
bytesSNMPv2-SMIInteger32
Textual Convention: SNMPv2-SMIInteger32 Integer32
Type Constraints:
range: -2147483648..2147483647
.1.3.6.1.2.1.17.4.4.1.2
dot1dTpPortInFrames
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 bein…
framesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.17.4.4.1.3
dot1dTpPortOutFrames
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 …
framesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.17.4.4.1.4
dot1dTpPortInDiscards
Count of received valid frames that were discarded
(i.e., filtered) by the Forwarding Process.
framesSNMPv2-SMICounter32
Textual Convention: SNMPv2-SMICounter32 Unsigned32
Type Constraints:
range: 0..4294967295
.1.3.6.1.2.1.17.4.4.1.5
.1.3.6.1.2.1.17.5.1 · 1 row entry · 4 columns
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.
dot1dStaticEntry entry .1.3.6.1.2.1.17.5.1.1
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…
Indexes
dot1dStaticAddress dot1dStaticReceivePort
Column Syntax OID
dot1dStaticAddress
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.
SNMPv2-TCMacAddressr/w
Textual Convention: SNMPv2-TCMacAddress OctetString
Type Constraints:
range: 6
.1.3.6.1.2.1.17.5.1.1.1
dot1dStaticReceivePort
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
b…
Integer32r/w
Constraints:
range: 0-65535
.1.3.6.1.2.1.17.5.1.1.2
dot1dStaticAllowedToGoTo
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 f…
OctetStringr/w
Constraints:
range: 0-512
.1.3.6.1.2.1.17.5.1.1.3
dot1dStaticStatus
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 o…
Enumerationr/w
Enumerated Values:
1other
2invalid
3permanent
4deleteOnReset
5deleteOnTimeout
.1.3.6.1.2.1.17.5.1.1.4