Hi,
The default is RSTP on juniper. You can follow the below link for the configuration.
https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/spanning-trees-stp-cli-ex-series.html
RSTP as it’s an IEEE standard protocol and it’s supported on both cisco and Juniper.
VSTP was developed by Juniper and I am not sure if it can inter-operate with cisco’s PVST+
The default is RSTP on juniper. You can follow the below link for the configuration.
https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/spanning-trees-stp-cli-ex-series.html
RSTP as it’s an IEEE standard protocol and it’s supported on both cisco and Juniper.
VSTP was developed by Juniper and I am not sure if it can inter-operate with cisco’s PVST+