I have a WRT54G running DD-WRT as my ISP NAT router, but I want something better. I tried software- Astaro and Microsoft TMG 2010, but a dedicated PC uses too much power.

I have an issue with pfsense, my ISP and dhcp. All traffic occasionaly stops, when manualy renewing the ip the ISP assigns me a different ip, not in the same subnet. This all happens within the lease ...