- Written by Joshua Portelance
- Posted on August 31, 2023
- Updated on October 13, 2023
- 3633 Views
Smart System Upgrade (SSU) provides the ability to upgrade the EOS image with minimal traffic disruption. This is an existing feature on many fixed system products. This resource will outline the SSU feature in reference to CCS-750XP, which is the first modular product to support SSU.