Hi, Thank you for the detailed explanation.My colleague did find this as a solution during replacing all Cisco devices witch FortiSwitches.And in the end we will configure MSTP between QFX/EX and FortiSwitch.When we connect Forti to Juniper, on Junip...

My colleagues noticed that the QFX core switch with VSTP and Juniper EX with RSTP don't talk STP each other.QFX is the root for himself, all Juniper EX are root for themselves, Cisco switches are with rapid-pvst and with different STP priority and fo...

Hi, no there is no any devace that can make loop or broadcast storm.This is the output of the requested command:FortiSW # diagnose stp instance list 0MST Instance Information, primary-Channel:Instance ID 0 (CST)Config Priority 32768Bridge MAC 94ff3c1...

Also I have a case where the topology is : Recording Server -> Core <-Juniper-SW< - Cisco-SW <- FortiSwitch <- CameraThe recording server lost connectivity to the camera.Fortiswitch learn mac address of camera correctly.Cisco Switch also learn the ma...

I checked all switches in the infrastructure and the result is not well.Firstly the topology of the network is:5 x Juniper QFX switches in virtual chassis with this configuration for VSTP:set protocols vstp vlan all bridge-priority 0All Cisco switche...