JN0-649: Enterprise Routing and Switching, Professional (JNCIP-ENT)

By Juniper · Question Mode

QuestionQ21

Ethernet Switching and Spanning Tree

You are deploying new Juniper EX Series switches in a network that currently uses Cisco Per-VLAN Spanning Tree Plus (PVST+) and must maintain compatibility with that environment.

Which spanning-tree protocol should you deploy in this scenario?

Explanation

Juniper VLAN Spanning Tree Protocol (VSTP) maintains a separate spanning-tree instance for each VLAN and interoperates with Cisco PVST+ and Rapid PVST+, providing the required compatibility.

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