[_] ADSL modem & multiple WAN IPs
Neil Fraser
nfraser at nadtechnology.co.uk
Wed May 30 22:10:54 BST 2007
> > We've got an ADSL backup line, and I've just got a small > block of IPs from Plusnet (who really did have excellent > customer service). What I want is to create a network where I > can plug in a piece of kit, give it one of these public, > routable IPs, and it's on the internet. I currently have a > Dlink DSL-300T. > > However, although this is possible with most ADSL modems for > a *single* IP (i.e. just switch off the NAT), it seems that > multiple IP addresses present a problem - the modem only > thinks it's getting one WAN address, and that's all it's > prepared to handle. I could just put the modem into "bridge" > mode, but then any connected device has to use PPPoE to > authenticate, which isn't fun. Is my understanding of that correct? > > I also don't want to use NAT at all, not even "static" nat > (at least, not > visibly) - for various reasons, not least of which is I like > servers having the IP address they have in the real world. > > So, anyone know of any hardware which will pass-through > multiple routable IPs from an ADSL line, without me building > a *nix box with an ADSL card in it (or putting two routers > back-to-back and double-natting)? > Try a Vigor 2600 or 2800 - ecellent bits of kit. HTH Neil