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Description of mandatory and optional parameters, Table b-1, Examples – Dell Emulex Family of Adapters User Manual

Page 723

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Emulex Drivers for Windows User Manual

P010077-01A Rev. A

Appendix B. Configuring iSCSI through DHCP

Dynamic Host Configuration Protocol (DHCP) Recommendations

723

Description of Mandatory and Optional Parameters

Table B-1 describes the parameters used in the data string for option 43.

Examples

The following is an example of default initiator name and data digest settings:

iscsi:"192.168.0.2":"3261":"000000000000000E":"iqn.2009-4.com:12345

67890"::"E"::"E"

Target IP address: 192.168.0.2

Target TCP port: 3261

Target boot LUN: 0x0E

Target iqn name: iqn.2009-04.com:1234567890

Initiator name: Not specified. Use the initiator name that is already configured,

or use the default name if no initiator name is already configured.

Header digest: Enabled

Data digest: Not specified; assume disabled.

Authentication type: One-way CHAP.

Table B-1 Data String Parameters for Option 43

Parameter

Description

Field Type

A valid IPv4 address in dotted decimal notation

Mandatory

A decimal number ranging from 1 to 65535 (inclusive).
The default TCP port is 3260.

Optional

A hexadecimal representation of the LUN of the boot
device. By default, LUN 0 is assumed to be the boot
LUN. It is an eight-byte number which should be
specified as a hexadecimal number consisting of 16
digits, with an appropriate number of zeroes padded to
the left, if required.

Optional

A valid iSCSI name of up to 223 characters.

Mandatory

A valid iSCSI iqn name of up to 223 characters. If it is
not provided, the default initiator name (generated by
the UCNA based on its MAC address) is used.

Optional

Either E (the header digest is enabled) or D (the header
digest is disabled).

Optional

Either E (the data digest is enabled) or D (the data
digest is disabled).

Optional

D (authentication is disabled), E (one-way CHAP is
enabled; the user name and secret must be specified by
non-DHCP means), or M (mutual-CHAP is enabled; the
user name and passwords must be specified by
non-DHCP means). D is the default setting.

Optional