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# NIC Configurator

You can use NIC Configurator to configure and apply the parameters of the network interface card (hereafter simplified as NIC).

You can open the NIC Configurator in two ways:

- Search `NIC_Configurator` in the Start menu of the PC and then click the found NIC_Configurator.

- In the installation directory of the Client, go to Application > Win32 or Application > Win64, and then double-click NIC_Configurator to view the PC system information.

Figure 1 NIC Configurator

NIC(S)

  Select the PC's NIC.

Jumbo Frame

  Check the Enable checkbox to enable the Jumbo Frame function of the NIC. Jumbo Frame function can reduce the CPU usage and improve the data transmission efficiency. After enabling the Jumbo Frame function, the Jumbo Frame value will be set to 9 KB or 9014 Bytes automatically.

Receive Buffers

  Set the size of Receive Buffers. Increasing the Receive Buffer size improves receiving performance while costs more system memory.

Transmit Buffers

  Set the size of Transmit Buffers. Increasing the Transmit Buffer size improves data transmission performance while costs more system memory.

Speed and Duplex

  Set the speed and duplex mode of the NIC.

NIC Properties

  Click Open to open the properties page of the selected NIC. You can view and edit the NIC properties if needed.

Internet Protocol Properties

  Click Open to open the properties page of the internet protocol. You can view and edit the IP address and other network parameters of the current PC.

Batch Modify IP
  Switch on to batch modify the IP addresses of the NIC and the cameras connected to it.
  Start IP Address

    Set the start IP address of the NIC and the cameras connected to it.

  Subnet Mask

    Set the subnet mask of the NIC and the cameras connected to it.

  Default Gateway

    Set the default gateway of the NIC and the cameras connected to it.