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Chapter 9 Connectivity Management
9.2 Functions in the Action Area for Connectivity
ETERNUS Web GUI User’s Guide
Copyright 2013 FUJITSU LIMITED P2X0-1090-10ENZ0
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• CmdSN Count
Change the number of commands that can be accepted from the host to the target port at the same
time. It is not necessary to change the default setting (Unlimited) for normal use.
- Unlimited
- 180
- 100
- 80
- 40
- 20
● Security
• CHAP
Select "ON" to enable unidirectional CHAP authentication or bidirectional CHAP authentication for
the target CA port. Select "OFF" to disable unidirectional CHAP authentication and bidirectional
CHAP authentication.
For CHAP authentication, an encrypted password based on a random key that the ETERNUS DX Disk
storage system receives from the host is sent, and connection possibility is judged on the server
side.
• CHAP User Name
When using bidirectional CHAP authentication, enter the user name to access the target port. This
setting is not required when using unidirectional CHAP authentication. Make sure to set the user
name and password in pairs.
The following input conditions applied:
- Up to 255 alphanumeric characters and symbols
- Space
• New Password
When using bidirectional CHAP authentication, enter the password to access the target port. This
setting is not required when using unidirectional CHAP authentication. Make sure to set the user
name and password in pairs.
The following input conditions apply:
- 12 - 100 alphanumeric characters and symbols
- Space
• Confirm new Password
Specify the same password as that entered in the "New Password" field.
The following input conditions apply:
- 12 - 100 alphanumeric characters and symbols
- Space
• Header Digest
Select "OFF" to not add the Header Digest of the target port. Select "CRC32C" to add the Header
Digest. Header Digest is a check code to be added to the header part of the iSCSI port detailed
information.
Specify "CRC32C" when the host requests to add the check code. "CRC32C" is the algorithm that is
used to create a check code.
• Data Digest
Select "OFF" to not add the Data Digest of the target port. Select "CRC32C" to add the Data Digest.
Data Digest is a check code to be added to the data area of the iSCSI port detailed information.
Specify "CRC32C" when the host requests to add the check code. "CRC32C" is the algorithm that is
used to create a check code.