FICON Express8S for support of zHPF Y N N Y Y MIDAW (Modified Indirect Data Address Word) N N N N N zDAC (z/OS Discovery and Auto-Configuration) - - - - - FICON Express16S+ when using FICON or CTC  (channel-to-channel) Y YYY e FICON Express16S when using FICON or CTC Y Y Y Y Y e FICON Express8S when using FICON or CTC Y Y Y Y Y Global resource serialization (GRS) FICON CTC  toleration - - - - - IPL from an alternative subchannel set N N N N N 32 K subchannels for the FICON Express16S+ N N N N Y 32 K subchannels for the FICON Express16S N N N N Y Request node identification data N N N N N FICON link incident reporting N N N N N CHPID (Channel-Path Identifier) type FCP FICON Express16S+ for support of SCSI devices Y Y Y - Y FICON Express16S for support of SCSI devices Y Y Y - Y FICON Express8S for support of SCSI devices Y Y Y - Y FICON Express16S+ support of hardware data router N N N N Y FICON Express16S support of hardware data router N N N N Y FICON Express8S support of hardware data router N N N N Y FICON Express16S+ T10-DIF support N N N N Y FICON Express16S T10-DIF support N N N N Y FICON Express8S T10-DIF support N N N N Y Increased performance for the FCP protocol Y Y Y - Y N_Port ID Virtualization (NPIV) Y Y Y N Y Worldwide port name tool - - - - Y Function a z/VSE V6R2 z/VSE V6R1 z/VSE V5R2 z/TPF V1R1 Linux  on Z b a. PTFs might be required for toleration support or use of z14 ZR1 features and functions. b. Support statement varies based on Linux on Z distribution and release. c. Transparent to operating systems. d. Will be supported on z/VSE V6.2 with PTFs. e. CTC channel type not supported for CPC in DPM (Dynamic Partition Manager) mode. 220  IBM 14 Model ZR1 Technical Guide