Fabric Forwarding (ACI-E-FABFOR)


Course Description

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 Fabric Forwarding.


LEARNING OBJECTIVES

  • Explain ACI packet forwarding

LECTURE

  • 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

LABS

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

Click here to view the entire series

Course Information


Length: 0.5 day

Format: Lecture and Lab

Delivery Method: Virtual

Max. Capacity: 16


LEARN MORE

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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.