[CentOS] USB or PCI dialup modem supported by Centos

You can be sure a PCI serial card and an external modem will be supported...
> true 16550 UARTS...
>

The problem is i can not find any retailer selling external modems here in
Mexico, i will use this modems at work so buying used ones is not an option.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.centos.org/pipermail/centos/attachments/20081125/a457401f/attachment-0001.html>