Manuals+

Interfaces Support

Explore the essential details of SMF interfaces, their configurations, and supported features.

Key Features and Configurations

This document details the SMF (Session Management Function) interfaces, crucial for 5G network architecture. It covers:

  • Dual Stack Support on N3: Enabling dual-stack transport for N3 tunnels.
  • 3GPP Specification Compliance: Configuring SMF interfaces to comply with various 3GPP specifications, including version mapping and selection logic.
  • Interface Descriptions: Explaining the roles and relationships of interfaces like N1, N2, N4, N7, N10, N11, N40, and Nnrf.
  • GTP Interface and Cause Code Handling: Understanding the GTP protocol and how SMF handles cause codes for procedures like Create Session Request and Delete Bearer Request.
  • Configuration Verification: Guidance on verifying SMF interface configurations using specific commands.

For detailed information on specific interfaces and their compliance, refer to the relevant sections within this document.

Learn more about 5G network functions and their interfaces at Cisco's official website.

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