PSM - Power Save Mode

Introduced in Release 13 of the 3GPP specifications, PSM enables mobile / devices to reduce power consumption by effectively powering off for long periods of time. However, during such periods, the mobile / device remains attached to the network and maintains any PDP (Packet Data Protocol) Contexts or EPS (Evolved Packet System) bearers.


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

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