Which statement is correct?

• A. DoS attacks are exploits in nature, while propagation attacks use trust relationships to take control of the devices.
• B. Propagation attacks focus on suspicious packet formation using the DoS SYN-ACK- ACK proxy flood.
• C. DoS attacks are directed at the network protection devices, while propagation attacks are directed at the servers.
• D. Both DoS and propagation attacks exploit and take control of all unprotected network devices.

Click the Exhibit button.
The router creates a log message with the daemon facility and info level.
Given the configuration in the exhibit, which three statements are true? (Choose three.)

• A. The message will be displayed on the CLI sessions of all users that are logged in.
• B. The severity level will appear in the log message.
• C. The message will be stored in the local file special.
• D. The message will be stored in the local file messages.
• E. The message will be sent to the syslog server at 192.168.1.1.

What is the purpose of an address book?

• A. It holds security policies for particular hosts.
• B. It defines hosts in a zone so they can be referenced by policies.
• C. It maps hostnames to IP addresses to serve as a backup to DNS resolution.
• D. It holds statistics about traffic to and from particular hosts.

Which configuration is valid at the [edit interfaces] hierarchy?

• A. se-1/0/0 {
  unit 1 {
  family inet {
  address 192.168.1.1/30;
  }
  address 192.168.1.1/30;
  }
• B. fe-3/0/1 {
  unit 0 {
  family inet {
  address 192.168.1.1/30;
  }
• C. t1-2/0 {
  unit 0 {
  family inet {
  address 192.168.1.1/30;
  }
• D. ge-4/0/3 {
  vlan 10 {
  family inet {
  address 192.168.1.1/30;
  }