Reference Guide
Spanning Tree Protocol (STP) | 1467
hello-time 
c e s
Set the time interval between generation of Spanning Tree Bridge Protocol Data 
Units (BPDUs).
Syntax
hello-time seconds
To return to the default value, enter no hello-time.
Parameters
Defaults
2 seconds
Command Modes
SPANNING TREE
Command
History
Related
Commands
max-age 
c e s
Set the time interval for the Spanning Tree bridge to maintain configuration 
information before refreshing that information.
Syntax
max-age seconds
To return to the default values, enter no max-age.
Parameters
Defaults
20 seconds
Command Modes
SPANNING TREE
seconds
Enter a number as the time interval between transmission of BPDUs. 
Range: 1 to 10.
Default: 2 seconds.
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810 
Version 7.7.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.2.1.1 Introduced on E-Series
forward-delay Change the wait time before STP transitions to the Forwarding state.
max-age Change the wait time before STP refreshes protocol configuration 
information.
seconds
Enter a number of seconds the FTOS waits before refreshing configuration 
information. 
Range: 6 to 40
Default: 20 seconds.










