Router must be ABR
Router must contain one sham link.
The network topology must be stable.
Router must be able to forward packets.
Neighbors must support graceful restart.
第1题：
A. The method of choosing an OSPF router ID
B. Verification checks that must be validated before two routers can become OSPF neighbors
C. Support for route tags
D. Support for multiple instances per inter face
第2题：
A. It must be issued before the network command to enable the OSPF pr ocess for IPv6.
B. It must be issued after the network command to enable the OSPF process for IPv6.
C. It must be issued in router global configuration mode to enable the OSPF process for IPv6.
D. It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.
第3题：
A. Both source and target database must be the same character set
B. Both source and target database must have the same endian format
C. The COMPATIBLE parameter must be the same in the source and target databases.
D. The minimum compatibility level for both the source and target database must be 10.0.0.
E. All read-only and offline data files that belong to the tablespace to be transported must be platform aware.
第4题：
Which three pre-conditions must be met before an OSPF router can perform graceful restart？（）
第5题：
Which of the following are true of both OSPFv2 and OSPFv3?（）
第6题：
A. The router must have one routing protocol configured, but configuration for both routing protocols is not necessary
B. The router must hav e at least one working link connected to each routing domain
C. The redistribute command must be configured under EIGRP to send the routes to OSPF
D. The redistribute command should be configured under OSPF to take routes from EIGRP into OSPF
第7题：
A. Each end of the trunk line must be set to IEEE 802.1E encapsulation.
B. The VTP management domain name of both switches must be set the same.
C. All ports on both the switches must be set as access ports.
D. One of the two switches must be configured as a VTP server.
E. A rollover cable is required to connect the two switches together.
F. A router must be used to forward VTP traffic between VLANs.
第8题：
A. Both source and target database must be the same character set
B. Both source and target database must have the same endian format
C. The COMPATIBLE parameter must be the same in the source and target databases.
D. The minimum compatibility level for both the source and target database must be 10.0.0.
E. All read-only and offline data files that belong to the tablespace to be transported must be platform aware.
第9题：
Which two features must be configured to perform AToM NSF？（）
第10题：
Which condition must be met to allow a PE router to forward VPN traffic across a LSP in a Layer 3 VPN environment？（）