Try this command: spa112-1-3-3-015-spc-win32-i386.exe --sample-xml preprovisioning_cfg.xml
spc: generated SPA112 sample configuration preprovisioning_cfg.xml
The file preprovisioning_cfg.xml can be modified with a text editor in order to configure only common or general parameters.
The file can be uploaded to a SPA via HTTP or TFTP server using one of these special urls:
preprovisioning_cfg.xml is shared through TFTP server
http://SPA_IP_ADDRESS/resync?tftp://TFTP_SERVER/preprovisioning_cfg.xml
preprovisioning_cfg.xml is shared through HTTP server
http://SPA_IP_ADDRESS/resync?http://HTTP_SERVER/preprovisioning_cfg.xml
Regards.