EATF - Emergency Access Transfer Function

This IMS network element is used during the establishment of emergency calls within a VoLTE deployment. In particular, the E-PCSCF can utilize the EATF as part of the media anchoring process. This ensures that handovers between VoLTE and the 2G/3G CS domain will occur more smoothly.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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