HP Mellanox SX1018 Mellanox MLNX-OS®Command Reference Guide for SX101 - Page 343
spanning-tree (timers), no spanning-tree [forward-time | hello-time | max-age]
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Rev 1.6.9 spanning-tree (timers) spanning-tree [forward-time | hello-time | max-age ] no spanning-tree [forward-time | hello-time | max-age] Sets the spanning tree timers. The no form of the command sets the timer to default. Syntax Description forward-time Controls how fast a port changes its spanning tree state from Blocking state to Forwarding state. Parameter range: 4-30 seconds. hello-time Determines how often the switch broadcasts its hello message to other switches when it is the root of the spanning tree. Parameter range: 1-2 seconds. max-age Sets the maximum age allowed for the Spanning Tree Protocol information learnt from the network on any port before it is discarded. Parameter range: 6-40 seconds. Default forward-time: 15 seconds hello-time:2 seconds max-age: 20 seconds Configuration Mode Config History 3.1.0000 Role admin Example switch (config) # spanning-tree forward-time switch (config) # Related Commands show spanning-tree Note The following formula applies on the spanning tree timers: 2*(ForwardTime -1)>=MaxAgeTime >= 2*(Hello Time + 1) Mellanox Technologies 343 Mellanox® Technologies Confidential