Subaccount GetNumMailboxes()
From Rackspace Email & Apps API
This function will return the current number of mailboxes that have been created across all domains on a subaccount.
Parameters
Three strings of input, two integers of output:
"ResellerUsername" (the administrative user for the API), "ResellerPassword", "SubaccountNumber", "Result", "numMailboxes" (number of unique email mailboxes)
Return Values
If successful, the return value of "Result" from the function will be 1.
Consult the Result Code Table for a list of result codes and their meaning.