
112 IBM eServer zSeries 900 Technical Guide
FICON FCTC support via Cascaded Directors
FICON native (FC) channels on the zSeries servers support cascaded Fibre Channel
Directors. This support is for a two-Director configuration only. With cascading, a FICON
native (FC) channel, including the FICON channel-to-channel (FCTC) function, can connect a
server to a device or other server via two native connected Fibre Channel Directors. This
cascaded Director support, delivered in conjunction with IBM’s Fibre Channel Director
partners, is for all Native FICON channels implemented on FICON features on z900 servers,
and FICON Express features on z900 ...