January 2006
Intermediate to advanced
226 pages
6h 11m
English
book
Linux for IBM System z9 and IBM zSeries
by Gregory Geiselhart, Robert Brenneman, Eli Dow, Klaus Egeler, Torsten Gutenberger, Bruce Hayden, Livio Sousa
Content preview from Linux for IBM System z9 and IBM zSeries
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Chapter 5. FCP-attached SCSI disks 173
The FCP adapter continues to accept configuration commands over the
privileged unit addresses (0xFC and 0xFD).
5.4.4 A sample scenario
We create a simple access control file for three LUNs and two Linux z/VM
guests. All are connected to the FCP fabric over one FCP channel to a single
storage controller WWPN. The ACT is downloaded to the adapter using the
command:
# actcli -v --device /dev/zfcp_cfdc -N b0fc_acl.xml 0.0.b0fc
If the ACT input file denies access to an open FCP connection, the new ACT
configuration is not loaded to the adapter. For example, in Figure 5-12 the
b0fc_default.xml ACT input file b ...
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