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CID - Charging Identity

In 3GPP networks, the CID is used for billing correlation. For every EPS bearer established as part of a specific PDN connection, the P-GW will create a CID and distribute it to the S-GW or SGSN as appropriate.

NetX

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

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