10-10 CHAPTER 10: ADMINISTERING THE BRIDGE
Setting the STP
Group Address
The STP group address is a single address that bridges listen to when
receiving STP information. Each bridge on the network sends STP packets to
the group address. Every bridge on the network receives STP packets sent
to the group address, regardless of which bridge sent the packets.
Because there is no industry standard on what the group address should be,
products from different vendors may respond to different group addresses.
If STP does not seem to be working in a mixed-vendor environment, other
vendors’ products might have different group addresses. In this case, you
need to set the STP group address.
To set the STP group address:
1 From the top level of the Administration Console, enter:
bridge stpGroupAddress
You are prompted for the new address.
2 Enter the group address.
For IBM Spanning Tree Protocol, the group address must be
CO:00:00:00:01:00
Top-Level Menu
system
ethernet
➧bridge
ip
snmp
analyzer
script
logout
display
ipFragmentation
ipxSnapTranslation
addressThreshold
agingTime
stpState
stpPriority
stpMaxAge
stpHelloTime
stpForwardDelay
➧stpGroupAddress
port
packetFilter