Dhcp option 43 – HP 1.10GB Virtual Connect Ethernet Module for c-Class BladeSystem User Manual

Page 119

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Server management 119

To use DHCP when configuring the iSCSI Initiator Network configuration, select the Use DHCP checkbox. This

enables the iSCSI option ROM to retrieve the TCP/IP parameters from the DHCP server.

DHCP option 43

The format of DHCP option 43 is as follows:
‘iscsi:’<TargetIP>’:’<TargetTCPPort>’:’<LUN>’:’<TargetName>’:’<InitiatorName

>’:’<HeaderDigest>’:’<DataDigest>’:’<AuthenticationType>

Strings shown in quotes are part of the syntax and are mandatory.

Fields enclosed in angular brackets (including the angular brackets) should be replaced with their
corresponding values. Some of these fields are optional and can be skipped.

When specified, the value of each parameter should be enclosed in double quotes.

All options are case insensitive.

Parameters

<TargetIP>—Replace this parameter with a valid IPv4 address in dotted decimal notation. This is a

mandatory field.

<TargetTCPPort>—Replace this parameter with a decimal number ranging from 1 to 65535

(inclusive). This is an optional field. The default TCP port 3260 is assumed, if not specified.

<LUN>—This parameter is a hexadecimal representation of the Logical Unit Number of the boot device.

This is an optional field. If not provided, 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 0s padded to the left, if required.

<TargetName>—Replace this parameter with a valid iSCSI target ‘iqn’ name of up to 223 characters.

This is a mandatory field.

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