Summary: Well...after having the DSR-500 replaced twice, I am here to tell you...this device, while full of promise, has proved to be extremely problematic. I have concluded that it is our particular combination of ISP, Switch, WAP (can't say which exactly) that will not allow this device to operate 24hrs in a row without crash/reboot...and that does not work for me.
Works with latest firmware and help from tech support, poor documentation, needs time
Friedman Wagner-Dobler, Amazon
12 April 2013
Summary: I bought this to replace a DIR-655 (together with a set of DAP-2553). I am happy to say almost everything is now working to my liking and the problems I was trying to solve are fixed (in particular, availability of the Guest network from multiple access points, as well as the WAN failover - although I haven't tested that yet). However, be warned that the documentation (including D-Link KB) mostly consists of restating the obvious (i.e.
Summary: Came across this site while looking for help with this model. I’ve been an IT tech for almost 20 years and was not impressed the other day when I installed one of these for a customer who loves D-Link. LOTS of problem with SSL VPN, least of which was it only works with 64-bit IE. WTF D-Link?