Cisco Nexus 9000 Family
There are two types of switches in the Nexus 9000 Series: the Nexus 9500 modular switches and the Nexus 9300 fixed configuration switches. They can run in two modes. When they run in ACI mode and in combination with Cisco Application Policy Infrastructure Controller (APIC), they provide an application-centric infrastructure. In this case, the design follows the Spine-Leaf architecture shown in Figure 2-2. When they run in NX-OS mode and use the enhanced NX-OS software, they function as a classical Nexus switch. Therefore, the design follows the standard three-tier architecture.
Figure 2-2 Nexus 9000 Spine-Leaf Architecture ...
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