Qlogic 8400 Series, User Manual

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10–iSCSI Protocol
iSCSI Boot
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The content of Option 16 should be <2-byte length> <DHCP Vendor ID>.
DHCPv6 Option 17, Vendor-Specific Information
DHCPv6 Option 17 (vendor-specific information) provides more configuration
options to the iSCSI client. In this configuration, three additional suboptions are
provided that assign the initiator IQN to the iSCSI boot client along with two iSCSI
target IQNs that can be used for booting.
Table 10-4 list the DHCP option 17 suboptions.
The content of option 17 should be <2-byte Option Number 201|202|203> <2-byte
length> <data>.
Configuring the DHCP Server
Configure the DHCP server to support Option 16 and Option 17.
Preparing the iSCSI Boot Image

Windows Server 2008 R2 and SP2 iSCSI Boot Setup

Windows Server 2012/2012 R2 iSCSI Boot Setup

Linux iSCSI Boot Setup

Injecting (Slipstreaming) QLogic Drivers into Windows Image Files
Table 10-4. DHCP Option 17 Suboption Definition
Suboption Definition
201 First iSCSI target information in the standard root path format
"iscsi:"[<servername>]":"<protocol>":"<port>":"<LUN
>":"<targetname>"
202 Second iSCSI target information in the standard root path format
"iscsi:"[<servername>]":"<protocol>":"<port>":"<LUN
>":"<targetname>"
203 iSCSI initiator IQN
NOTE
In Table 10-4 , the brackets [ ] are required for the IPv6 addresses.
NOTE
The format of DHCPv6 Option 16 and Option 17 are fully defined in RFC
3315.