If the OSPF protocol is used to connect customer edge (CE) routers to service provider edge(PE) routers in the VPN backbone, which two options best describe the use of SHAM links?()
Refer to the graphic. R1 is unable to establish an OSPF neighbor relationship with R3. What are possible reasons for this problem?()
If a metric is not specified for routes that are redistributed into OSPF, the default metric that is assigned to the routes is 20, except for redistributed BGP routes. What is the metric that is assigned to redistributed BGP routes?()
What is the purpose of the OSPF hello packet?()
An OSPF interface has been configured with the bandwidth 64 command. What will be the calculated OSPF cost of this link?()
What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multi-access network?()
When the Cisco IOS OSPF command ip ospf dead-interval minimal hello-multiplier 5 is configured, which two statements are true? ()
OSPF使用的路由选择算法为()
Which command enables OSPF for IPv6?()
During OSPF adjacency formation, in what state is a router when it is negotiating to be in charge of the database synchronization process?()