Question: What is the primary guideline for certificate requirements during the enrollment process of base stations, as per Network Domain Security (NDS) standards?
Option 1: Follow the specifications outlined in the NDS Authentication Framework document for certificate requirements
Option 2: Adhere to the general ITU-T X.509 certificate profiles for telecommunications
Option 3: Comply with the latest IETF PKIX certificate profile recommendations
Option 4: Use proprietary certificate formats defined by individual network vendors
Explanation: This answer is correct because all certificates used during the enrollment process of base stations must follow the requirements given in the NDS Authentication Framework document, ensuring consistency and security across the network domain.