Bridge Protocol Data Units (BPDU)

URI: https://gptkb.org/entity/Bridge_Protocol_Data_Units_(BPDU)
GPTKB entity
Statements (42)
Predicate Object
gptkbp:instanceOf Network protocol data unit
gptkbp:BPDU_Filter Feature to filter BPDUs on ports
gptkbp:BPDU_Guard Feature to protect against rogue BPDUs
gptkbp:contains gptkb:Port_ID
Bridge ID
Forward Delay
Hello Time
Max Age
Message Age
Root Path Cost
gptkbp:defaultForwardDelay 15 seconds
gptkbp:defaultHelloTime 2 seconds
gptkbp:defaultMaxAge 20 seconds
gptkbp:field gptkb:Port_ID
Flags
Version
BPDU Type
Bridge ID
Forward Delay
Hello Time
Max Age
Message Age
Protocol Identifier
Root Bridge ID
Root Path Cost
https://www.w3.org/2000/01/rdf-schema#label Bridge Protocol Data Units (BPDU)
gptkbp:purpose Exchange information to prevent loops in network bridges
gptkbp:sentPeriodically Yes
gptkbp:standardizedBy gptkb:IEEE_802.1D
gptkbp:supports Detecting network topology changes
Electing root bridge
Preventing network loops
gptkbp:supportsProtocol gptkb:Data_Link_Layer
gptkbp:transmittedBy Bridges
Network switches
gptkbp:type gptkb:Configuration_BPDU
gptkb:Topology_Change_Notification_(TCN)_BPDU
gptkbp:usedIn gptkb:Multiple_Spanning_Tree_Protocol_(MSTP)
gptkb:Rapid_Spanning_Tree_Protocol_(RSTP)
gptkb:Spanning_Tree_Protocol_(STP)
gptkbp:bfsParent gptkb:Spanning_Tree_Protocol_(STP)
gptkbp:bfsLayer 7