like if I go buy this one:
http://www.dse.co.nz/cgi-bin/dse.storefront/4670f6ee00117b10273fc0a87f3306d9/Product/View/XH7474
"
The Linksys Internet Phone Adapter enables high-quality feature-rich Voice over Broadband (VoBB) service through your broadband Internet connection. Just plug it into your existing Broadband router and phone. You'll get clear reception, even while using the Internet at the same time.
This Internet Phone Adapter is pre configured for plug and play use with WorldxChange Xnet Virtual Fone Xchange (Xnet VFX) enhanced voice services. To set up your Adapter for voice services simply take the device home and call WorldxChange Xnet on 0800 123 456. They will configure your services and you'll be taking advantage of call savings and advanced features in no time."
will that do the job?
-- it says it will but I just want someone to confirm this for me.