Microsoft ISDN resource

    The world's largest software company, Microsoft has its fingers in every pie that is related to the field of Infomation Technology. This site give your indepth coverage about ISDN, the hardware required along with the software needs too.

ISDN Technology

    A site that claims to be on a chain of ISDN routers to the internet, here is a practical view of the installation of an ISDN system. All the do's and don't that require have to kept in mind have been pointed out by the web site author.

ISDN Hardware requirements

    All the Hardware requirements for ISDN have listed in detail at this web site. Browse through the list and get the info on the hardware that you need to get an ISDN line.

ISDN Zone

    This comprehensive web site has thorough information about ISDN technology. After you get a brief over view of ISDN, browse through the rest of the site to get information to your heart's content.

MTNL ISDN services

    This one is for residents of Mumbai and Delhi only. MTNL offers ISDN services in Mumbai and Delhi. All the information including the rates for their services have been listed on their web site. Check out if it fits in your budget.

ISDN FAQ by USWest

    A comprehensive FAQ on the technology behind ISDN along with technical inputs, this FAQ is maintained by USWest, one of the front runners in the ISDN world.