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FICON CTC Implementation

An IBM Redpaper publication

Note: This is publication is now archived. For reference only.


Published on 10 January 2002, updated 11 January 2002

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IBM Form #: REDP-0158-00

Authors: Bill White, Marg Beal and Ken Trowell

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    This Redpaper provides an overview of the features and benefits of FICON CTC, and the information necessary to implement the CTC function with FICON channels. Using the information in this Redpaper, a configuration planner and/or systems programmer can design and define a high availability CTC configuration in a FICON environment. Migration from ESCON CTCs to FICON CTCs is described, along with information on operations and performance of FICON CTC.

    The following topics are discussed in this Redpaper:

    Review of CTC support

    ESCON CTC review

    Overview and benefits of FICON CTC

    FCTC topology options

    FCTC hardware and software support

    Recommendations for FCTC device numbering scheme

    FCTC configuration and definition examples

    FICON CTC control unit function balancing

    Migration considerations

    FCTC operations and recovery - configuring for high availability recommendations

    FCTC functional characteristics and performance

    Table of Contents


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