Which two IS-IS hello values must match to form a Level 1 IS-IS adjacency? （）
第1题：
A. It is used with the OSPF priority values to determine which OSPF router will become the DR or BOR in a point-to-point network
B. It is used with the OSPF priority values to determine which interface will be used to form a neighbor relationship with another OSPF router
C. It is used with the OSPF priority values to determine which router will become the DR or BOR in a multi access network
D. It is used to determine which interfaces will send Hello packets to neighboring OSPF routers
第2题：
Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）
第3题：
A.Null values are left out of the sort.
B.Character values are displayed from Z to A
C.Date values are displayed with the earliest value first.
D.Null values are displayed last for descending sequences.
E.Numeric values are displayed with the lowest values first.
第4题：
Which three TLV types are valid in an IS-IS Hello PDU?（）
第5题：
Which two are default preference values for both internal and external IS-IS Level 2 routes on a Juniper Networks router？（）
第6题：
Which two are default preference values for both internal and external IS-IS Level 2 routes on a Juniper Networks router?（）
第7题：
Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）
第8题：
A.AFI
B.Area
C.System id
D.N-Selector
第9题：
Two autonomous networks who wish to exchange routing data should use which of the following protocols?（）
第10题：
What is the purpose of the OSPF router ID in a OR/BOR election?（）