Last month I wrote about creating layer 2 outside access in Cisco ACI. Perhaps even more necessary is creating layer 3 outside access or even doing both layer 2 and layer 3. It’s likely you’re going to need to connect your ACI fabric to your current network just to get traffic between the two environments. Keep in mind you can also apply policies even to the outside network (outside of ACI) using the APIC, as I talked about in the previous article.
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