
AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide
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In this chapter, you have covered the details of what an AWS Direct Connect private circuit is, how to create one, and all the different types of DX VIFs that can be utilized. The constructs that can terminate DX in the cloud were also discussed, including VGWs, TGW, and DX gateways. BGP is a large part of hybrid cloud connectivity, and so you covered all of the ways that BGP can be used with DX and the best practices based on the VIF type. Finally, you discussed IPv6 and Direct Connect. AWS adds more and more IPv6 functionality every day to its offerings.
There are a lot of features, limitations, and caveats to consider and many of them will show up in the exam, so please spend some time rereading and memorizing the most important ones from this chapter, especially the notes that call out specific limitations that may be used to trick you in the exam. If you remember the different DX VIF types and when to use each, along with BGP and how it is used with each VIF, you should...