多项选择题

A.Increase MTU of the interfaces to accommodate larger ……

The core of a network has four routers connected in a square design with Gigabit Ethernet links using /30 subnets. The network is used to carry voice traffic and other applications. Convergence time is taking more than expected. Which three actions would you take to improve OSPF convergence time？（）

A.Increase MTU of the interfaces to accommodate larger OSPF packets.
B.Change the network type to point-to-point on those links.
C.Reduce SPF initial timer.
D.Increase hello interval to avoid adjacency flapping.
E.Enable OSPF

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