300-630 Exam Dumps : Implementing Cisco Application Centric Infrastructure - Advanced (DCACIA)

The minimum MTU value that must be supported by the ISN to allow control plane endpoint information exchange between sites in a Cisco ACI Multi-Site setup with default settings is 1554 bytes (B). This accounts for the standard MTU of 1500 bytes plus additional overhead for VXLAN encapsulation. An MTU of 9000 (A) or 9100 © is not the minimum required, and 1600 (D) is not related to the default fabric settings5. References := (Multi-site / Multi-Pod MTU Jumbo Frames5)

To address resource overconsumption on a border leaf switch, migrating L3Outs to another switch can help distribute the load and reduce strain on the affected switch.

References := Implementing Cisco Application Centric Infrastructure Official Cert Guide

PBR Node Tracking:

Purpose: It is used to monitor the health and availability of endpoints within an Endpoint Group (EPG).

Functionality: When configured, it allows for real-time health checks and traffic redirection based on endpoint status and network conditions.

Benefits: Ensures traffic is directed to healthy endpoints, maintaining application performance and availability.