| Change Control Event | Replace existing 2960S switch stacks with new Arista Switches on Weinberg 3 South (CD side). | Change Control Event | Replace existing 2960S switch stacks with new Arista Switches on Weinberg 3 South (CD side).CHG0080138 – Replace existing 2960S switch stacks with new Arista Switches on Weinberg 3 South (CD side).