Learn how to use ISDN as a back up for T1 or Frame Relay circuits in two new Application Overviews.  


ISDN can provide bandwidth on demand between two locations, and is fast, reliable, and widely available.  ISDN equipment for has become market stable and can now be deployed without fear of interoperability problems.  Each of the pictures below is linked to a document.  You will need Adobe Acrobat to read these files.




.Disaster Recovery for T1 Circuits

ISDN as a back up for a T1 circuit


Disaster Recovery for Frame Relay Circuits

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Last updated: Sunday, September 07, 2008