There are multiple versions of both of your routers, you can click on your version and try there tech info from there. If you have no luck, just post the right versions here and I'll see what I can do for you.
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There are multiple revisions of the WBR-1310, each with revision
specific drivers, firmware, installation guides, and other resources.
There are multiple revisions of the WBR-2310, each with revision
specific drivers, firmware, installation guides, and other resources.
Go to there support page and click on your model.
http://www.dlink.com/products/default.aspx?pid=WBR-2310&tab=3