Create Horde / Atmail website in IIS
We can use websrvmng.exe to create horde or atmail website in IIS
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C:\Windows\system32>cd %plesk_bin%
For atmail :
C:\Program Files (x86)\Parallels\Plesk\admin\bin>websrvmng.exe --add-webmail-site --webmail=atmail
For Horde :
C:\Program Files (x86)\Parallels\Plesk\admin\bin>websrvmng.exe --add-webmail-site --webmail=horde