What is a valid option when using the ping command?（）

单项选择题Which class-of-service component allows you to define the bandwidth allocated to different traffic types?（）

A. classificatoin
B. rewrite marking
C. scheduling
D. queueing

多项选择题What are three valid match criteria in a firewall filter applied to a Layer 3 interface?（）

A. IP address
B. MAC address
C. protocol
D. port
E. session ID

单项选择题When considering the default behavior of Junos plattforms, which statement is true about archiving configurations?（）

A. A system log message is generated, confirmed the transfer attempt
B. The destination filename format can be altered by configuration
C. The frequency the system archives the configuration cannot be changed
D. An archive log is created to track transfer attempts both failed and successfull

多项选择题You have been asked to develop an application that uses only connection-oriented protocols. Which two protocols can you use?（）

A. PPP
B. UDP
C. TCP
D. ICMP

单项选择题Referring to the exhibit, which type of classifier is being used in the CoS configuration?（）

A. behavior aggregate
B. policer
C. multifield
D. forwarding policy