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How to release the intranet IP address through elastic network card?

To release an intranet IP address through an Elastic Network Interface (ENI) typically involves the following steps:

  1. Identify the ENI: First, you need to identify the specific ENI associated with the intranet IP address you wish to release. This can usually be done through the cloud provider's management console or via command-line interface (CLI) tools.

  2. Detach the ENI: Once the ENI is identified, you can detach it from the instance it is attached to. This step is necessary because you cannot modify the IP configuration of an ENI while it is attached to an instance.

  3. Release the IP Address: After detaching the ENI, you can then release the intranet IP address associated with it. This might involve deleting the ENI entirely if you no longer need it, or reconfiguring it with a new IP address.

Example: Suppose you have an EC2 instance in Tencent Cloud with an ENI attached that has an intranet IP address of 10.0.0.5. If you want to release this IP address, you would first log into the Tencent Cloud Console, navigate to the Network & Security section, and find the ENI in question. You would then detach it from the instance. Depending on your needs, you could either delete the ENI to release the IP address or reassign a different IP to it.

Recommendation: If you're using Tencent Cloud, you can manage your ENIs and their associated IP addresses through the Tencent Cloud Console or the Tencent Cloud CLI. For more advanced networking needs, consider using services like Tencent Cloud Virtual Private Cloud (VPC), which offers more flexibility and control over your network configurations.

Remember, the exact steps might vary slightly depending on the specific cloud services and tools you are using. Always refer to the official documentation for the most accurate and up-to-date instructions.