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Create and manage network interfaces

The following describes how to create and manage network interfaces.

info
  • Network interface management is available in the kr-central-2 region.

Create network interface​

You can create a new network interface.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.

  2. Click Network interface and then click [Create Network interface].

  3. In the Create Network interface window, enter the required information and click [Create].

    CategoryDescription
    Basic informationBasic information for creating a network interface
    - Name (optional): Name of the network interface
    - Description (optional): Description of the network interface
    NetworkBasic network configuration options required for creating a network interface
    - VPC: Select the VPC where the network interface will be created
    - Subnet: Display and select subnets within the selected VPC
    - IP Allocation: Choose the IP allocation method
    - Security group: Security group to be applied to the network interface

A network interface can also be created when creating an instance. For more information, refer to Create and Connect Instances.

Manage network interfaces​

View the list of network interfaces​

You can view the list of currently created network interfaces and related basic information.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.

  2. Click Network interface to view the list of currently created network interfaces.

    CategoryDescription
    Network interfaceName and unique UUID of the network interface
    - Name is optional, so it may not be displayed
    StatusUsage status of the network interface
    - Available: Indicates a state where it is not connected to a resource and can be connected
    - In-Use: Indicates a state where it is already connected to a resource and cannot be connected to other resources
    Security GroupList of security groups applied to the network interface
    Primary Private IPInformation about the primary private IP address allocated to the network interface
    Primary Public IPInformation about the primary public IP address connected to the primary private IP
    Availability ZoneAvailability zone where the network interface was created
    Creation DateDate and time the network interface was created
    [More] IconRename network interface: Change the name and description of the network interface
    Modify security group: Modify the security group applied to the network interface
    Modify source/destination check: Modify the source/destination check setting
    Delete network interface: Delete a network interface that is not connected to any resources

  3. To view more detailed information, click the network interface to go to the detailed view screen.

View network interface details​

You can view detailed information about a network interface.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.

  2. Click Network interface, then select the network interface for which you want to view detailed information.

  3. In the details page, you can view information about the selected network interface.

    View the details of the selected network interface.

    CategoryDescription
    Network interface StatusStatus of the network interface
    - Available: Ready to be connected to a resource
    - In-Use: Already connected to a resource
    Creation DateDate the network interface was created
    Network interface NameName assigned to the network interface
    Network interface IDUnique UUID of the network interface
    Availability ZoneAvailability zone where the network interface was created
    Source/destination checkSource/destination check setting applied to the network interface
    - Enabled: Only allows network traffic for its IP/MAC address
    - Disabled: Allows traffic for all IP/MAC addresses

Rename network interface​

You can rename a network interface.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.
  2. Click Network interface and then click the [More] icon for the network interface you want to rename > Rename network interface.
  3. In the Rename network interface pop-up, modify and enter the information, then click [Apply].

Modify security group​

You can edit the security group applied to the network interface.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.
  2. Click Network interface and then click the [More] icon for the network interface > Modify security group.
  3. In the Modify security group pop-up, modify the security group applied to the network interface, then click [Apply].

Configure source/destination check​

Typically, a network interface only processes packets if the source/destination IP matches its own IP. This feature, called source/destination check, is enabled by default but can be disabled depending on the instance's purpose.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.
  2. Click Network interface and then click the [More] icon for the network interface > Configure source/destination check.
  3. In the Configure source/destination check pop-up, select Enable or Disable, then click [Save].

Delete network interface​

You can delete one or more network interfaces that are not connected to any resources, i.e., with a status of Available.

  1. Go to KakaoCloud Console > Beyond Networking Service > VPC.
  2. Click Network interface and then click the [More] icon for the network interface you want to delete > Delete network interface.
  3. In the Delete Network interface pop-up, enter the information and click [Delete].