Anticipate Network Saturation
Cutover to the new system involves a substantial amount of network resources necessary to download all the data. "So if you cut over 300 users at one time in the middle of the day, the network is going to be sluggish for a couple of hours," said McCormick. "So you have to think about the loads that are going to take place and compare it with the bandwidth and throughput that's available." McCormick added that the key to success is usually about timing, making sure that such activities are not planned during periods of peak loads.