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300-320 · Question #656
300-320 Question #656: Real Exam Question with Answer & Explanation
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Question
An enterprise needs to migrate its WAN core from EIGRP to IS-IS, and in the future it wants to enable IS-IS across all other regional networks connected to the WAN core. Which approach do you recommend this enterprise use to enable IS-IS across the WAN core?
Options
- AStart with L1 across the WAN core and then add the regional networks as L2 each.
- BStart with L1/L2 across the WAN core and then add the regional networks as L2.
- CStart with L2 across the WAN core and then add the regional networks as L1.
- DStart with L1/L2 across the WAN core and then add the regional network as L1/L2 as well.
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