CLI Guide

Version Description
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.
hello-time
Set the time interval between the generation of the RSTP bridge protocol data units (BPDUs).
Syntax
hello-time [milli-second] seconds
To return to the default value, use the no hello-time command.
Parameters
seconds Enter a number as the time interval between transmission of
BPDUs. The range is from 1 to 10 seconds. The default is 2
seconds.
milli-second Enter the keywords milli-second to configure a hello
time on the order of milliseconds. The range is from 50 to
950 milliseconds
Defaults 2 seconds
Command Modes CONFIGURATION RSTP (conf-rstp)
Command History
This guide is platform-specific. For command information about other platforms,
see the relevant Dell Networking OS Command Line Reference Guide.
Version Description
9.8(2.0) Introduced on the S3100 series.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
8.3.1.0 Added the milli-second option to the S-Series.
Rapid Spanning Tree Protocol (RSTP)
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