The answer is "I don't know whether anything is necessary". Comparing the generator screen with the software control tab for that generator - specifically the Output showing the Frequency and Amplitude, to verify that the numbers are the same will tell you. If everything is still communicating and in sync, then no problem... If the two aren't the same, then you may have to stop and shut down the software, power cycle the generator, and restart the software to re-sync. everything.
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