Technical data

Converged Enhanced Ethernet Command Reference 233
53-1002508-01
spanning-tree hello-time
2
spanning-tree hello-time
Configures the hello-time in seconds on the interface.
Synopsis spanning-tree hello-time seconds
no spanning-tree hello-time
Operands seconds Sets the interval between the hello Bridge Protocol Data Units (BPDUs) sent
by the root switch configuration messages. The range of valid values is from
1 through 10.
Defaults The default is 2 seconds.
Command
Modes
Interface configuration mode
Description Use this command to set the interval time between the BPDUs sent by the root switch. Use the no
spanning-tree hello-time command to return to the default setting. This command is only for MSTP.
Usage
Guidelines
Changing the hello-time affects all spanning-tree instances. The max-age setting must be greater
than the hello-time setting.
Examples To set the hello-time to 5 seconds:
switch(conf-if-te-0/1)#spanning-tree hello-time 5
See Also forward-delay, max-age, show spanning-tree