it is used for load balancing in bidirectional PIM
it is used for redundancy in bidirectional PIM
it is used for redundancy in PIM-SM
it is used for load balancing in PIM-SM
第1题：
A. acts as a meeting place for sources and receivers of multicast traffic
B. used in PIM dense m ode to create a database of all multicast sources
C. used in PIM dense and sparse mode to create a database of all multicast sources
D. acts as the designated router for a broadcast segment when multicast routing is enabled
第2题：
PC GS Pro不可与下列（）机型搭配使用，完成农田规划。
第3题：
What equipment can be used to load cargo?
第4题：
Which command can be used to check the assignment of RPs to multicast groups？（）
第5题：
What is Phantom RP used for？（）
第6题：
What are the main techniques used in a Grammar-Translation classroom?
A Grammar-Translation teacher usually uses the following techniques to help realize the course objectives:
1) Reading,
2) Translation,
3) Deductive teaching of grammar,
4) Analysis and comparison,
5) Memorization,
6) Reading comprehension questions,
7) Written work such as fill-in-the-blanks, using new words to make up sentences, and so on.
略
第7题：
What field in IP packet is used for classification by QOS？
第8题：
what is “board sling” used for?
第9题：
what mulcast envionment use RP？
第10题：
What MSDP solution provides the abiltiy to place the same ip RP address on the loopback of two or more routers？