You are performing a nonstop software upgrade on a QFX3000-M QFabric system. According to
Juniper Networks recommendations, which two upgrade processes are recommended? (Choose
two.)
A.
Start the fabric upgrade, issue the Director group upgrade, and perform the Node group
upgrades.
B.
Reboot the Interconnect devices and the fabric control Routing Engines at same time.
C.
Start the Director group upgrade, issue the fabric upgrade, and perform the Node group upgrades.
D.
Switch mastership of a Node group to the backup Node device before upgrading the master Node
device.