It is best to enable LUN security on each port when configuring your storage system. Although you can enable LUN security on a port when host I/O is in progress, I/O is rejected with a security guard after enabling.Editing ports setting
Roles required to perform this task:
Storage Administrator (System Resource Management)
Storage Administrator (Provisioning)*
*To change the LUN security setting, you can change the setting with this role.
It is best to enable LUN security on each port when configuring your storage system. Although you can enable LUN security on a port when host I/O is in progress, I/O is rejected with a security guard after enabling.
Perform one of the following to display the Ports / Host Groups / iSCSI Targets window.
For Command Suite:
On the Resource tab, expand the Storage Systems tree. On the target storage system, click Port / Host Group.
For Storage Navigator:
Expand the Storage Systems tree and select Ports / Hosts Groups / iSCSI Targets.
Select the Ports tab.
Select the desired port.
Display the Edit Ports window by performing one of the following:
Click Edit Ports.
From the Actions menu, select Ports/Host Groups, iSCSI, then Edit Ports.
Select the check box to change the option and specify values. Items that can be changed are as follows:
IPv4 Settings: Specifies IP Address, Subnet Mask, or Default Gateway.
IPv6 Mode: Specifies enable or disable of this mode.
IPv6 Settings: Specifies Link Local Address, Global Address, or Default Gateway if IPv6 Mode is selected to Enable.
Port Security: Specifies enable or disable.
Port Speed: Specifies the data transfer speed.
TCP Port Number: Specifies the TCP port number.
Selective ACK: Specifies enable or disable.
Delayed ACK: Specifies enable or disable.
Maximum Window Size: Specifies the size of the maximum window.
Ethernet MTU Size: Specifies the MTU size.
Keep Alive Timer: Specifies the keep alive timer.
VLAN Tagging Mode: Specifies enable or disable.
iSNS Server: Specifies enable or disable. If this option is selected to Enable, specify IP Address or TCP Port Number.
CHAP User Name: Specifies the CHAP user name.
Secret and Re-enter Secret: Specifies the secret which is used for host authentication.
Click Finish. A message appears, confirming whether to switch the LUN security. Clicking OK opens the Confirm window.
In the Confirm window, confirm the settings, in Task Name type a unique name for this task or accept the default, then click Apply.
If Go to tasks window for status is checked, the Tasks window opens.