You are asked to configure an 802.1X solution that supports dynamic VLAN assignment. In this scenario, which two modes support using vendor-specific attributes (VSAs)? (Choose two.)

You are implementing CoS for a custom application that is labeling its packets with DSCP code- point 101111. You have applied the configuration shown in the exhibit, but not that while some custom application traffic ingressin on ge-0/0/1 transits the SRX Series device successfully, packets ingressing all other ge-* interfaces are being dropped.
Which action should you take to solve this problem?

Referring to the exhibit, on which three IS-IS routers will the attached bit be set? (Choose three.)

When configuring class of services, what would be you use to allocate bandwidth to a forwarding class?

Which two statements are true regarding BGP load balancing? (Choose two.)