Classification and Packet Loss Priority JN0-650 Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   Which packet header fields are used by behavior aggregate (BA) classification?

   • ATCP flags, UDP port numbers, and ICMP type
   • BSource IP address, destination IP address, and protocol
   • CDSCP, IP precedence, and 802.1p bits
   • DTTL, fragment offset, and header checksum
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   Which two PLP values can be assigned to packets in Junos CoS?

   • A0 through 7
   • Bgreen, yellow, and red
   • Clow and high
   • Dbest-effort and expedited-forwarding
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   In Junos CoS, how does a forwarding class relate to a queue?

   • AEach forwarding class is mapped to a specific queue on an interface
   • BQueues are assigned to forwarding classes based on the packet's DSCP value
   • CA forwarding class can be mapped to multiple queues simultaneously
   • DForwarding classes are only used for egress traffic, not ingress
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   In Junos CoS, what is the function of a rewrite rule?

   • ATo modify packet header fields on egress based on the forwarding class and PLP
   • BTo drop packets that exceed a configured rate
   • CTo assign packets to queues
   • DTo classify packets on ingress based on header fields
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   What is a key characteristic of behavior aggregate (BA) classification?

   • AIt is only supported on ingress interfaces
   • BIt requires a firewall filter to inspect multiple packet fields
   • CIt rewrites the packet's DSCP value on egress
   • DIt classifies packets based on a single field in the packet header
   Reveal Solution Discussion Select an answer first