manage the 3G umts/hsdpa interface. Then, you have to add the vsys
attribute to the slivers you want to grant the access to the umts/hsdpa
interface. The value of this attribute ("vsys") has to be set to
-"umts_backend"
+"umtsd"
Please read README.user for further explanations on how the 3G
umts/hsdpa interface is supported.