I tried to use the following proceedure to xfer a call into VM and it was hit-&-miss.

Transfer, 107, #6, (mbox number), hang up

I got in a couple of times, but mostly it logged my test call in as the mbox user.

Is there a way to put this on a button, or to shorten up the process?

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Punch down all your damn pairs!..........please.

In station programming mode.
Press desired button
Dial 94
Enter VMS extension number
Press Store
Exit programming

You now have a VMS Trans button