Administrator Guide

To return to the default values, use the no max-age command.
Parameters
max-age Enter a number of seconds that the system waits before refreshing configuration
information. The range is from 6 to 40 seconds. The default is 20 seconds.
Defaults 20 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 Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.2.1.1 Introduced on the E-Series.
Related
Commands
forward-delay — changes the wait time before RSTP transitions to the Forwarding state.
hello-time — changes the time interval between BPDUs.
protocol spanning-tree rstp
To configure RSTP, enter RSTP mode.
C9000 Series
Syntax
protocol spanning-tree rstp
To exit RSTP mode, use the exit command.
Defaults Not configured
Command Modes CONFIGURATION
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 Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
1460 Rapid Spanning Tree Protocol (RSTP)