3Com SUPERSTACK 2200, User Manual

Page: 116 / 200

Displaying Bridge Information 10-3
Table 10-1 Bridge Attributes
Parameter Description
addressCount Number of addresses in the bridge address table
addrTableSize Maximum number of addresses that will fit in the bridge address
table
addrThreshold Reporting threshold for the total number of addresses known
on this bridge. When this threshold is reached, the SNMP trap
addressThresholdEvent is generated. The range of valid values for
setting this object is between 1 and the value reported by the
addressTableSize att 1.
agingTime Time-out period in seconds (between 10 and 32267) for aging out
dynamically learned forwarding information. The default value is
300 seconds (or 5 minutes).
bridgeFwdDelay Forward delay value used when this bridge is the root bridge. This
value sets the amount of time a bridge spends in the “listening”
and “learning” states. The default value is 15 seconds.
bridgeHelloTime Hello time value used when this bridge is the root bridge. This
value is the time that elapses between the generation of
configuration messages by a bridge that assumes itself to be the
root. The default value is 2 seconds.
bridgeIdentifier Bridge identification. It includes the bridge priority value and the
MAC address of the lowest numbered port (for example: 8000
00803e003dc0).
bridgeMaxAge Maximum age value used when this bridge is the root bridge.
This value determines when the stored configuration message
information is too old and is discarded. The default value is 20
seconds.
designatedRoot Root bridge identification. It includes the root bridge’s priority
value and the MAC address of the lowest numbered port on that
bridge (for example: 8000 00803e001520).
forwardDelay The time a bridge spends in the “listening” and “learning” states
helloTime The time that elapses between the generation of configuration
messages by a bridge that assumes itself to be the root
holdTime Minimum delay time between sending BPDUs (topology change
Bridge Notification Protocol Data Units)
ipFragmentation Configurable parameter that controls whether IP fragmentation is
enabled or disabled. The default value is enabled.
ipxTranslation Configurable parameter that controls whether IPX snap
translation is enabled or disabled
(continued)