Brocade FICON Administrator’s Guide (Supporting Fabric OS v7.3.0) - Manual (Page 24)

permitted. The 7800 switches at site 2 are only for network, channel, and control unit connections. The
7800 switches on either site may be replaced with the FX8-24 blades installed in directors.
FIGURE 10 Cascaded configuration using FCIP and 7800 switches
The following figure illustrates a cascaded configuration that uses FCIP and 7800 switches as edge
switches. At site 1, the 7800 switches are used for ISL extension only. Channel or control unit
connections are not permitted. At site 2, only channel, and control unit connections are permitted on
Introducing FICON
22 FICON Administrator's Guide
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