Method used to disable the DPD function on the USG2000

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In the system view, run the undo ike dpd command to disable the DPD function.

Other related questions:
Method used to disable the DHCP function on the USG2000 and USG5000
On the USG2000, USG5000, and USG6000, you can disable the DHCP function as follows: On the CLI, enter undo dhcp enable. sys [USG]undo dhcp enable

Disabling the debugging function on the USG2000&5000&6000
The method of disabling the debugging function on the USG2000&5000&6000 is as follows: The common CLI operation method is as follows: undo terminal debugging Info: Current terminal debugging is off. However, after you enable the debugging function, the information output to the device may be of a large volume. Therefore, it is inconvenient for you to run the undo debugging all command on the device to stop the output of all debugging information. In this case, you can press Ctrl+O. The result is the same as running the undo debugging all command. Devices that support Ctrl+O include Windows HyperTerminal, Telnet program in the DOS CLI environment, SecureCRT, and IPOP V2.3 or later versions. VTP does not support this operation. In VTP, Ctrl+O is defined as the shortcut keys for creating a console.

Method used to disable the interface access function for the USG2000&5000 series on the web UI
You can disable the interface login for the USG2000&5000 series as follows: 1. Choose Network > Interface > Interface on the web page. 2. On the interface editing page, deselect Enable Access Management. This configuration has a higher priority than security policies. After the deselection of Enable Access Management, even you are allowed to access the local zone from the interface locating security zone, as an administrator, you still cannot log in to the device through the interface.

Method used to disable the NCQ function for OceanStor S2600 R1
Method used to disable the NCQ function for OceanStor S2600 R1: By default, the NCQ function is disabled in OceanStor S2600 R1. Perform operations on the device on which upgrade cannot be performed and the NCQ function needs to be disabled by following instructions in this guide. Each controller has its own NCQ function. On a dual-controller network, you need to disable or enable the NCQ function on two controllers, separately. Check whether the NCQ function is enabled: 1. Log in to the controller as user admin and enter the debug mode (the password is 654321). 2. In the AK-I command line, run lsiutil and enter 1 and 68 in sequence. 3. After step 2, if SATA Native Command Queuing is Enabled, it indicates that the NCQ function is enabled. If SATA Native Command Queuing is Disabled, it indicates that the NCQ function is disabled. Perform the following steps to disable the NCQ function: 1. Run os_test_main.sh -e close to disable the NCQ function. 2. When two controllers are configured, perform the preceding step 1 and step 2 on the peer-end controller. 3. Check whether the NCQ function is enabled by running lsiutil and enter 1 and 68 in sequence in the AK-I command line. If yes, the value of SATA Native Command Queuing is Disabled. 4. After the NCQ function is disabled successfully, start host services.

Method used to disable the interface access function for the USG6000 series on the CLI
The following example is provided for you to disable the interface login for the USG6000 series on the CLI: # On GigabitEthernet 1/0/1, configure to prohibit the administrator from accessing the device using HTTP. system-view [sysname] interface GigabitEthernet 1/0/1 [sysname-GigabitEthernet1/0/1] service-manage http deny This configuration has a higher priority than security policies. After the configuration completes, even you are allowed to access the local zone from the interface locating security zone, as an administrator, you still cannot log in to the device through the interface.

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