Seems to be relatively robust. I've had to reboot it once in the first month when a single machine lost connectivity. I had no problems connecting with SSL VPN. I was fairly easily able to set up multiple subnets, but access control between VLANs is all or nothing. There is no fine grained control between them, and the real problem I had was that if I wall off access between subnets, I can't access the isolated subnets even from the internet as the packets get forwarded with the internal addresses. In order to host a web site, I have to choose between exposing the server in the DMZ or putting it on my local network, which was a disappointment for me.
...