Fabric Forwarding (ACI-E-FABFOR)

Course Description

ACI Elite Series Fabric Forwarding (ACI-E-FABFOR)

The ACI Elite Series is a series of expert-led, 4-hour deep-dive sessions with hands-on lab practice. We cover different topics each week, so you can choose the ones that apply to you at a time that works for you. 

This session provides a deep dive into ACI Elite Series Fabric Forwarding.

Learning Objectives

  • Explain ACI packet forwarding


  • VxLAN refresher
  • Understanding Bridge Domains
    • Bridge Domain as a layer 2 boundary
    • Difference between VLANs and Bridge Domains
    • Bridge Domain configuration knobs
      • Limit Learning to IP subnet
    • Encapsulation and multicast group
  • COOP
    • Oracles and Citizens
    • Endpoint tables
    • Lookup process
  • Layer 2 and Layer 3 forwarding
    • ARP handling packet walk
    • L2 packet walk
    • L3 packet walk
    • BUM traffic packet walk
    • VxLAN Encapsulations
      • Intro to Fd_VLANs and BD_VLANs
      • VRF encapsulation
    • EP move and bounce entries
    • Rogue endpoint detection
    • Silent hosts
      • Endpoint table vs Mac and Routing Table


  • Intro to endpoint reachability troubleshooting
    • Understanding show endpoint command
    • Validate COOP entries (GUI and CLI)
    • Using Iping, Elam and fTriage (App not CLI)

For more information on the entire ACI Elite Series, click here.

Course Information

Length: 0.5 day

Format: Lecture and Lab

Delivery Method: Virtual

Max. Capacity: 16


Want to learn more? Please fill out the form below and one of our team will reach out to you shortly.

Geography & Location
Jun 23, 2021 - 0.5 day(s)
Jun 23, 2021
Remote Pacific Time
AMER, Remote Pacific Time

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Who Should Attend

This class will provide value for anyone deploying or operating an ACI fabric, no prior ACI knowledge needed. This particular topic will be more relevant for operations teams.

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