About Protocol Translation

The Protocol Translation enables inter-working between EPC network elements and 5GC NFs. Perform mapping of HTTP/2 to Diameter messages and vice versa.

Figure 3-2 Protocol Translation



Protocol translation enables migration and inter-working strategy for an LTE network by performing protocol translation.

  • Diameter-HTTP/2 inter-working is based on generic framework using IE mapping configuration and includes built-in support for the following Diameter-HTTP/2 inter-working use cases.
    • Inter-working between AF(CSCF) & PCF for IMS, QoS Control, SDC, and so on, use cases - Rx to N5
    • Inter-working between NF & PCRF for IMS, QoS Control, SDC, and so on, use cases - N7 to Gx
  • Supports for HTTP/2 to HTTP/1.1
  • Supports payload transformation - JSON to XML
  • Supports customization of inter-working IEs of HTTP/2 and diameter messages

PCF Session Binding Discovery success case