> # Feature History for FICON

> Table 25-4 lists the release history for this feature. Only features that were introduced or modified in 5.0(1a) or a later release appear in the table.

> Table 25-4 Feature History for FICON
> Feature Name | Releases | Feature Information
> --- | --- | ---
> FICON Tape Read Acceleration | 5.0(1a) | FICON tape acceleration over FCIP efficiently utilizes the tape device by decreasing idle time. The following sections provide information about this feature: FICON Tape Acceleration Configuring FICON Tape Acceleration Configuring FICON Tape Read Acceleration The following commands were introduced or modified: ficon-tape-read-accelerator.
> XRC Acceleration | 4.2(1) | Added information about configuring XRC Acceleration.

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