9.5.01 HP P4000 SAN Solution User Guide (AX696-96168, February 2012)

Figure 110 Differentiating types of CHAP
CHAP is optional. However, if you configure 1-way or 2-way CHAP, you must remember to configure
both the server and the iSCSI initiator with the appropriate characteristics. Table 65 (page 232)
lists the requirements for configuring CHAP.
Requirements for configuring CHAP
Table 65 Configuring iSCSI CHAP
What to Configure in the iSCSI InitiatorWhat to Configure for the Server in
the SAN/iQ Software
CHAP Level
No configuration requirementsInitiator node name onlyCHAP not required
Enter the target secret (12-character
minimum) when logging on to available
target.
1-way CHAP
• CHAP name*
• Target secret
2-way CHAP
• Enter the initiator secret
(12-character minimum).
• CHAP name*
• Target secret
• Enter the target secret (12-character
minimum).
• Initiator secret
* If using CHAP with a single node only, use the initiator node name as the CHAP name.
iSCSI and CHAP terminology
The iSCSI and CHAP terms used vary based on the operating system and iSCSI initiator you are
using. The table below lists the terms for two common iSCSI initiators.
Table 66 iSCSI terminology
LinuxVMWareMicrosoftSAN/iQ CMC
Refer to the documentation
for the iSCSI initiator you are
iSCSI NameInitiator Node NameInitiator Node Name
using. Linux iSCSI initiators
may use a command line
interface or a configuration
file.
CHAP NameNot usedCHAP Name
CHAP SecretTarget SecretTarget Secret
N/ASecretInitiator Secret
232 iSCSI and the HP P4000 SAN Solution