Dell Broadcom NetXtreme Family of Adapters Broadcom NetXtreme 57XX User Guide - Page 51

Configuring the iSCSI Boot Parameters

Page 51 highlights

Target IP address Target TCP port number Target LUN Initiator IQN CHAP ID and secret Configuring the iSCSI Boot Parameters Configure the Broadcom iSCSI boot software for either static or dynamic configuration. Refer to Table 1 for configuration options available from the General Parameters screen. Table 1 lists parameters for both IPv4 and IPv6. Parameters specific to either IPv4 or IPv6 are noted. NOTE: Availability of IPv6 iSCSI boot is platform/device dependent. Table 1: Configuration Options Option Description TCP/IP parameters via DHCP This option is specific to IPv4. Controls whether the iSCSI boot host software acquires the IP address information using DHCP (Enabled) or use a static IP configuration (Disabled). This option is specific to IPv6. Controls whether the iSCSI boot host software will configure a stateless IP link-local address and/or stateful address if DHCPv6 is present and used (Enabled). Router Solicit packets Autoconfiguration are sent out up to three times with 4 second intervals in between each retry. Or use a static IP configuration (Disabled). iSCSI parameters via DHCP Controls whether the iSCSI boot host software acquires its iSCSI target parameters using DHCP (Enabled) or through a static configuration (Disabled). The static information is entered through the iSCSI Initiator Parameters Configuration screen. CHAP Authentication Controls whether the iSCSI boot host software uses CHAP authentication when connecting to the iSCSI target. If CHAP Authentication is enabled, the CHAP ID and CHAP Secret are entered through the iSCSI Initiator Parameters Configuration screen. Boot to iSCSI target Controls whether the iSCSI boot host software attempts to boot from the iSCSI target after successfully connecting to it. When the option is enabled, the iSCSI boot host software immediately attempts to boot form the iSCSI target. If set to disabled, the iSCSI boot host software does not attempt to boot from the iSCSI target and control returns to the system BIOS so that the next boot device may be used. The One Time Disabled option is used when you want to do a remote install of the OS to an iSCSI target. As the option is named, it is set to disable on the first boot, then changes to enabled on subsequent reboots to indicate that iSCSI boots from the iSCSI target. DHCP Vendor ID Controls how the iSCSI boot host software interprets the Vendor Class ID field used during DHCP. If the Vendor Class ID field in the DHCP Offer packet matches the value in the field, the iSCSI boot host software looks into the DHCP Option 43 fields for the required iSCSI boot extensions. If DHCP is disabled, this value does not need to be set. Link Up Delay Time Controls how long the iSCSI boot host software waits, in seconds, after an Ethernet link is established before sending any data over the network. The valid values are 0 to 255. As an example, a user may need to set a value for this option if a network protocol, such as Spanning Tree, is enabled on the switch interface to the client system. Use TCP Timestamp Controls if the TCP Timestamp option is enabled or disabled. Target as First HDD Allows specifying that the iSCSI target drive will appear as the first hard drive in the system. LUN Busy Retry Controls the number of connection retries the iSCSI Boot initiator will attempt if the iSCSI target LUN is Count busy. IP Version This option specific to IPv6. Toggles between the IPv4 or IPv6 protocol. All IP settings will be lost when switching from one protocol version to another. Windows HBA Boot Mode Set to disable when the host OS is configured for software initiator mode and to enable for HBA mode. This option is available on NetXtreme adapters. MBA Boot Protocol Configuration To configure the boot protocol

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Target IP address
Target TCP port number
Target LUN
Initiator IQN
CHAP ID and secret
Configuring the iSCSI Boot Parameters
Configure the Broadcom iSCSI boot software for either static or dynamic configuration. Refer to
Table 1
for configuration
options available from the General Parameters screen.
Table 1
lists parameters for both IPv4 and IPv6. Parameters specific to either IPv4 or IPv6 are noted.
NOTE: Availability of IPv6 iSCSI boot is platform/device dependent.
Table 1: Configuration Options
Option
Description
TCP/IP
parameters via
DHCP
This option is specific to IPv4. Controls whether the iSCSI boot host software acquires the IP address
information using DHCP (Enabled) or use a static IP configuration (Disabled).
IP
Autoconfiguration
This option is specific to IPv6. Controls whether the iSCSI boot host software will configure a stateless
link-local address and/or stateful address if DHCPv6 is present and used (Enabled). Router Solicit packets
are sent out up to three times with 4 second intervals in between each retry. Or use a static IP
configuration (Disabled).
iSCSI
parameters via
DHCP
Controls whether the iSCSI boot host software acquires its iSCSI target parameters using DHCP (Enabled)
or through a static configuration (Disabled). The static information is entered through the iSCSI Initiator
Parameters Configuration screen.
CHAP
Authentication
Controls whether the iSCSI boot host software uses CHAP authentication when connecting to the iSCSI
target. If CHAP Authentication is enabled, the CHAP ID and CHAP Secret are entered through the iSCSI
Initiator Parameters Configuration screen.
Boot to iSCSI
target
Controls whether the iSCSI boot host software attempts to boot from the iSCSI target after successfully
connecting to it. When the option is enabled, the iSCSI boot host software immediately attempts to boot
form the iSCSI target. If set to disabled, the iSCSI boot host software does not attempt to boot from the
iSCSI target and control returns to the system BIOS so that the next boot device may be used. The One
Time Disabled option is used when you want to do a remote install of the OS to an iSCSI target. As the
option is named, it is set to disable on the first boot, then changes to enabled on subsequent reboots to
indicate that iSCSI boots from the iSCSI target.
DHCP Vendor ID
Controls how the iSCSI boot host software interprets the Vendor Class ID field used during DHCP. If the
Vendor Class ID field in the DHCP Offer packet matches the value in the field, the iSCSI boot host
software looks into the DHCP Option 43 fields for the required iSCSI boot extensions. If DHCP is disabled,
this value does not need to be set.
Link Up Delay
Time
Controls how long the iSCSI boot host software waits, in seconds, after an Ethernet link is established
before sending any data over the network. The valid values are 0 to 255. As an example, a user may
need to set a value for this option if a network protocol, such as Spanning Tree, is enabled on the switch
interface to the client system.
Use TCP
Timestamp
Controls if the TCP Timestamp option is enabled or disabled.
Target as First
HDD
Allows specifying that the iSCSI target drive will appear as the first hard drive in the system.
LUN Busy Retry
Count
Controls the number of connection retries the iSCSI Boot initiator will attempt if the iSCSI target LUN is
busy.
IP Version
This option specific to IPv6. Toggles between the IPv4 or IPv6 protocol. All IP settings will be lost when
switching from one protocol version to another.
Windows HBA
Boot Mode
Set to disable when the host OS is configured for software initiator mode and to enable for HBA mode.
This option is available on NetXtreme adapters.
MBA Boot Protocol Configuration
To configure the boot protocol