forward-delay
Configure the amount of time the interface waits in the Listening State and the Learning State before 
transitioning to the Forwarding State.
S4810 
Syntax
forward-delay seconds
To return to the default setting, use the no forward-delay command.
Parameters
seconds Enter the number of seconds that FTOS waits before 
transitioning RSTP to the forwarding state. The range is from 
4 to 30. The default is 15 seconds.
Defaults 15 seconds
Command 
Modes
CONFIGURATION RSTP (conf-rstp)
Command 
History
This guide is platform-specific. For command information about other platforms, 
refer to the relevant 
Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.0.2.0 Introduced on the S6000.
Version 
8.3.19.0
Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
Version 6.2.1.1 Introduced on the E-Series.
Related 
Commands
hello-time — changes the time interval between BPDUs.
max-age — changes the wait time before RSTP refreshes the protocol 
configuration information.
Rapid Spanning Tree Protocol (RSTP)
1435