z/VM: CP Commands and Utilities Reference - z/VM - IBM

Responses
v The device specified by the FCP_DEVice parameter does not exist.
v The device specified by the FCP_DEVice parameter is not an FCP device.
v The device specified by the FCP_DEVice parameter is an offline FCP device.
v The device specified by the FCP_DEVice parameter is dedicated to a virtual
machine.
v The value specified by the WWPN parameter is not a valid world wide port
name in your configuration.
v The value specified by the LUN parameter is not a valid logical unit number
for the specified world wide port name.
3. You must use the VARY command to take an emulated device offline before you
can change or clear it.
4. The ADD PATH and DELETE PATH parameters are only valid when the
command is issued to a previously-defined emulated device, but cannot be used
on a command issued to a cleared emulated device.
5. The last path to an emulated device cannot be deleted except via the CLEAR
parameter.
Response 1:
To define an emulated device 8181 for a 2105 SCSI device with one path, enter the
following:
set edev 8181 type fba attr 2105
fcp_dev 900 wwpn 200400A0B80BA987 lun 0002000000000000
EDEV 8181 was created.
Ready;
Response 2:
To define an emulated device 4343 for a general SCSI device with two paths, enter
the following:
set edev 4343 type fba attr scsi
fcp_dev 800 wwpn 200400A0B80BA687 lun 0001000000000000
fcp_dev 801 wwpn 200400A0B80BA688 lun 0001000000000000
EDEV 4343 was created.
Ready;
Response 3:
To add a path to an existing emulated device 8181, enter the following:
set edev 8181 type fba attr 2105 add path
fcp_dev 901 wwpn 200400A0B80BA988 lun 0002000000000000
EDEV 8181 was modified.
Ready;
Response 4:
To delete a path from an existing emulated device 4343, enter the following:
set edev 4343 type fba attr scsi delete path
fcp_dev 800 wwpn 200400A0B80BA687 lun 0001000000000000
EDEV 4343 was modified.
Ready;
Response 5:
SET EDEVICE
Chapter 2. CP Commands 1251