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[EX] Maximum number of spanning tree instances for the EX-series switch

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Article ID: KB10922 KB Last Updated: 05 Mar 2017Version: 6.0
Summary:
How many spanning tree instances can run in EX-series Ethernet Switches?
Symptoms:

Solution:
  • For Rapid Spanning Tree (RSTP, 802.1w) we can run an instance per VLAN for all the possible VLANs.

  • For Multiple Spanning Tree (MSTP, 802.1s) we can support 128 instances.
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