try 
  # hier versuchen, die Laufwerke zu mounten 
end try 

tell application "Finder" 
	try  
		mount volume "smb://volume1" as user name "Zwiebelfisch" 
		mount volume "smb://volume2" as user name "Zwiebelfisch" 
	end try 
end tell 

-- (0) Check to see if there server exists by pinging it 
set max_retry to 60 
set k to 0 
repeat while (do shell script "ping -c 1 some_server") contains "100% packet loss" 
    delay 5 
    set k to k + 1 
    if k > max_retry then error "Server is not responding for predefined period." number 8000 
end repeat 
 
-- (1) It exists, mount the volume 
tell application "Finder" 
    try 
        mount volume "smb://USERNAME:PASSWORD@some_server/SHARENAME" 
        delay 1 
    end try 
end tell 

try 
  mount volume "smb://volume1" as user name "Zwiebelfisch" with password "xyz" 
  mount volume "smb://volume2" as user name "Zwiebelfisch" with password "xyz" 
end try 

# prüfen, ob das Voulume gemountet ist ... 
tell application "Finder" to set vol1_isMounted to (exists disk "smb://volume1") 
# ... falls nicht, versuchen das Mounten vorzunehmen 
if vol1_isMounted is false then 
  try 
    mount volume "smb://volume1" as user name "Zwiebelfisch" with password "xyz" 
  on error 
    display dialog "\"volume1\" kann nicht gemountet werden." buttons "OK" default button 1 with icon 2 
    error number -128 
  end try 
end if