VMware Interview Question No 6

 

Administrator has to configure link failure detection mechanism as part of teaming policy to detect uplink (pNIC0 and pNIC1) failures.
Considering this topology, which link detection mechanism would you recommend vSphere admin to configure in below mentioned failure scenarios:

1. Link Failure between Access and Distributed switch
2. Link Failure between Distributed Switch and Core Switch.

Understanding VMware Pluggable Storage Architecture

 

Pluggable storage architecture was one of the major enhancement done by VMware to provide two key functions of the storage component in vSphere world.
• Multipathing: If there are multiple paths, which paths should be used for given I/O
• Failover: When a path goes down, I/O should failover to alternative path automatically.