IPCC (iPhone Carrier Configuration) files are used by carriers to define certain settings and configurations for their network on iOS devices. These files can include information such as network APN settings, carrier-specific features, and other configurations.
However, as an AI language model, I don't have access to specific carrier files or the ability to provide them. This includes IPCC files for specific carriers or iOS versions. Carrier-specific files are typically provided directly by the carrier to their customers or made available through official channels.
To obtain the IPCC file for your specific carrier and iOS version (such as iOS 11.1), it is recommended to contact your carrier's customer support directly. They will have the necessary information and can assist you in obtaining the correct IPCC file or guide you through any carrier-specific configuration changes you may need.
I apologize for any confusion caused, and I hope this explanation clarifies the situation. If you have any further questions, please feel free to ask.