License introduction


se introduction:
After purchasing a product, you can only use basic functions of the product. To use premium features or expand resource capacity, you need to purchase licenses for the features or resources.

License-related concepts:
- License: authorizes you to use product software functions by feature, version, capacity, or validity period. A license contains a license file and a license authorization certificate.

- License file: controls the capacity, functions, and validity period of a software version. It is generated by a dedicated encryption tool based on a contract signed with Huawei and delivered as an electronic file with the name extension .dat.

- License authorization certificate: declares your ownership of a Huawei product's license. It contains the product name, License Authorization Code (LAC), and customer name. A license authorization certificate is a PDF document.

- License activation code: is also called activation ID. It is obtained from a license authorization certificate. Each license file matches an activation ID, which is the unique identifier of a license.

- ESDP: is Huawei's license management system that generates, distributes, and manages licenses based on order or application information. The URL of ESDP is

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