Chapter 5. Host configuration 213
4. If you use IPv6, select Internet Protocol Version 6 (TCP/IPv6) and click Properties.
Otherwise, select Internet Protocol Version 4 (TCP/IPv4) and click Properties to
configure an IPv4 address.
5. For IPv4, the window that is shown in Figure 5-16 opens. To manually set the IP, select
“Use the following address” and enter an IP address, subnet mask, and gateway. Set the
DNS server address, if required. Click OK to confirm.
Figure 5-16 Configuring an IPv4 address in Windows 2012 R2
6. Repeat the previous steps for each port that you want to configure for iSCSI attachment.
The Ethernet ports are now prepared for iSCSI attachment.
Setting the Windows registry keys
Modify the system registry so that your iSCSI operations are more reliable:
1. In the search field of the Windows Start window, type regedit and click regedit.exe.
2. In the registry editor, locate the following key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E97B-E325-11CE-B
FC1-08002BE10318}\<bus ID>\Parameters\LinkDownTime
Confirm that the value for the LinkDownTime key is 120 (decimal value) and, if not, change
the value to 120.
3. In the registry editor, locate the following key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E97B-E325-11CE-B
FC1-08002BE10318}\<bus ID>\Parameters\MaxRequestHoldTime
Confirm that the value for the MaxRequestHoldTime key is 120 (decimal value) and, if not,
change the value to 120.