/Provider=ProviderNameOrId /Type=ShadowType - Displays all volumes which may be shadow copied using the provider specified ...

%1 %2 [/Provider=ProviderNameOrId] [/Type=ShadowType]      - Displays all volumes which may be shadow copied using the provider       specified by ProviderNameOrId.  If ShadowType is given, then lists only       those volumes that may have a shadow copy of that type.      - The Provider ID can be obtained using the List Providers command.      When entering a Provider ID, it must be in the following format:         {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}       where the X's are hexadecimal characters.        Example Usage: vssadmin List Volumes                               /Provider={b5946137-7b9f-4925-af80-51abd60b20d5}                              /Type=ClientAccessible      - Valid shadow copy types:
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