In Devices-Status you see all device links in the table on the top-right side. The 3rd column shows bandwidth. If you click on the neighbor map (2nd map), you can get a graphical representation. Increase the number of hops with finger up button (Range+1), Select Bandwidth 2 in the Distribution section, where you see -Information- on the selectbox. Below that make the Node Range negative (e.g. -5) to handle redundant links (I know I should change that
This will compress your map, but you can increase link length to fix that...