said by THX:What recommendations do you have for an AT&T DSL modem to replacing my aging 2Wire?
I'd like to be able to disable DHCP a...
The modem you currently have is a combination of a DSL modem + a router. Since you have no use for DHCP from your modem, I suggest you get separate components. In doing so, the basic modem only does the DSL portion and your router does the DHCP. In this case, your router can be pretty much anything you wish and there are dozens available on the market.
Your modem must be compatible with your ISP service. I suggest you look at your ISP website and see what modems and types of modems (ADSL, ADSL2, etc) they require. Often you do not have to use their modem specifically unless you use Uverse. Otherwise there are a handful of modem choices and you can look on the net for reviews. The one I use is 10 years old and suits me just fine. The router on the other hand is where I put my $.