ac router

I'm trying to forward some ports after changing an old router to the new one. The old one was just an old Linux machine with following firewall rules: # Generated by iptables-save v1.4.12 on Wed Oct 14 10:12:05 2015 *filter : INPUT ACCEPT [53730:18124031] : FORWARD ACCEPT [1072612:870721640] ...

My RT-AC68U just got its USB ports fried, so I need to replace it very soon but can't decide what with. Of course I need good routing and wireless performance, and for this I can look at the router ranks, but the routers that rank best have low to extremely storage performance, which is...