Question: what is vstp in juniper?
Answer: VLAN Spanning Tree Protocol (VSTP) enables Juniper Networks switches to run one or more Spanning Tree Protocol (STP) or Rapid Spanning Tree Protocol (RSTP) instances for each VLAN on which VSTP is enabled. ... You can configure VSTP for a maximum of 509 VLANs. VSTP and RSTP can be configured at the same time.