Introduction to aci-apic-dk9.3.2.1l.iso

This ISO image contains the Cisco Application Policy Infrastructure Controller (APIC) software version 3.2(1l), designed for managing Cisco ACI fabric deployments in enterprise data centers. As the centralized control plane for Cisco’s Application Centric Infrastructure, this release provides policy-driven automation for Nexus 9000 Series switches operating in ACI mode.

The software supports multi-tenant cloud networks with integrated security policies and operates on Cisco UCS C-Series servers (C220 M3/M4 models). Released in Q2 2020, version 3.2(1l) focuses on stability improvements for existing ACI 3.x deployments while maintaining compatibility with Cisco Nexus 93180YC-EX and 9336C-FX2 switches.

Key Technical Enhancements

​​1. Security Framework Upgrades​​

  • Implemented FIPS 140-2 Level 1 compliance for government deployments
  • Enhanced RBAC controls with TACACS+ command authorization improvements

​​2. Fabric Performance Optimization​​

  • 25% reduction in policy resolution latency for large-scale EPG configurations
  • Improved VXLAN flood suppression in bridge domains

​​3. Multi-Site Orchestration​​

  • Added cross-site contract propagation for stretched EPG deployments
  • Optimized BGP EVPN route distribution between fabric sites

​​4. Hardware Compatibility​​

  • Extended support for 40G QSFP+ modules in Nexus 93108TC-FX3P switches
  • Validated UCS C220 M5 servers with VIC 1385 adapters

Supported Hardware & System Requirements

Component Minimum Requirement Recommended Configuration
APIC Server Hardware UCS C220 M3 (E5-2600 v3) UCS C220 M5 (Xeon Silver)
Switch Platform Nexus 93180YC-EX Nexus 9336C-FX2
CIMC Firmware 3.0(3f) 3.0(4d)
Hypervisor VMware ESXi 6.5 U3 VMware ESXi 7.0 U3
Storage 500GB RAID1 HDD 1TB SSD RAID1

​​Compatibility Notes​​

  • Requires NX-OS 13.2(1l) on all Nexus 9000 ACI-mode switches
  • Incompatible with vCenter versions older than 6.7 U3

To obtain ​​aci-apic-dk9.3.2.1l.iso​​, visit https://www.ioshub.net/cisco-apic-3-2-1l for verified download access. Data center administrators should reference Cisco’s ACI 3.2(1l) release notes for detailed upgrade procedures and known defect resolutions before deployment.

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