Most organizations would do well to have a disaster recovery plan in place in case computing and network resources at the central site should become unavailable. Disaster recovery provides backup for applications running in data centers rather than backup for network circuits. The carrier will redirect PVCs from the primary data center to the back-up site. Your service-level agreement with your carrier can specify the maximum amount of time this process can take. Depending on the degree of mission-criticality of your network, it can be worth the expense.
Remote sites can dial directly into a back-up data center.
Related links Steven Taylor, consultant and broadband packet evangelist, and Joanie Wexler, an independent networking technology editor and writer, team up to bring you this analysis and commentary. Taylor specializes in education and market analysis, and Wexler adds incisive reporting and research. Feedback and additional topic ideas are welcome. Frame Relay archive Past newsletters. Feedback Tell us your thoughts on this article or the issues raised in it.