单项选择题

Which statement describes the PFE?（）

A. The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tables
B. The PFE implements advanced services such as policing, stateless firewall filtering, and class of service
C. The PFE sends traffic to the RE for systematic packet forwarding
D. The PFE receives hardware and environmental status messages from the RE

点击查看答案

上一题目录下一题

相关考题

多项选择题

What are two benefits of the modular design of the Junos OS?（）

A. Each module uses application-specific integrated circuits (ASICs).
B. Each module runs in its own protected memory space.
C. Each module can be individually restarted.
D. Each module is supported across all Junos platforms.

单项选择题

Which statement describes exception traffic?（）

A. Exception traffic must be sent to the PFE for processing.
B. Exception traffic enters one ingress port and is sent out multiple egress ports.
C. Exception traffic is rate-limited on the internal link to prevent DoS attacks.
D. Exception traffic is processed after forwarding traffic when congestion exists.

单项选择题

Which statement is correct about the forwarding table?（）

A. The forwarding table is stored only on the PFE
B. The forwarding table contains all known routes
C. The forwarding table is stored on both the RE and PFE
D. The forwarding table is stored only on the RE