D-Link DGS-3100 Series Cli Manual page 203

You can find software updates and user documentation on the D-Link website.
D-Link provides free technical support for customers within the United States
and within Canada for the duration of the service period, and warranty
confirmation service, during the warranty period on this product. U.S. and
Canadian customers can contact D-Link technical support through our website,
Tech Support for customers within the United States:
D-Link Technical Support over the Telephone:
D-Link Technical Support over the Internet:
Tech Support for customers within Canada:
D-Link Technical Support over the Telephone:
D-Link Technical Support over the Internet:
Technical Support
or by phone.
(877) 354-6555
Monday to Friday 8:00am to 5:00pm PST
http://support.dlink.com
email:support@dlink.com
(877) 354-6560
Monday to Friday 7:30am to 9:00pm EST
http://support.dlink.com
email: support@dlink.ca