Administrator Guide

Version Description
6.5.1.0 Introduced.
Related
Commands
• max-age — change the wait time before MSTP refreshes protocol configuration information.
• hello-time — change the time interval between bridge protocol data units (BPDUs).
hello-time
Set the time interval between generation of MSTB bridge protocol data units (BPDUs).
Syntax
hello-time 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. The default is 2 seconds.
Defaults 2 seconds
Command Modes MULTIPLE SPANNING TREE
Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC
Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100–ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
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.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
6.5.1.0 Introduced.
Related
Commands
• forward-delay — amount of time the interface waits in the Blocking State and the Learning State before
transitioning to the Forwarding State.
• max-age — change the wait time before MSTP refreshes protocol configuration information.
Multiple Spanning Tree Protocol (MSTP) 1015