# vmnet_network_configuration_set_external_interface(_:_:) Configures the external interface of a vmnet network. ``` func vmnet_network_configuration_set_external_interface(_ config: vmnet_network_configuration_ref, _ interface_name: UnsafePointer) -> vmnet_return_t ``` ## Parameters `config` The network configuration object to be modified. `interface_name` The name of the external interface ## Return Value VMNET_SUCCESS on success, error otherwise. ## Discussion This is only applicable to networks of `VMNET_SHARED_MODE`. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)