Generic selectors
Exact matches only
Search in title
Search in content
Post Type Selectors

Reply To: IMSI detach

wallis dudhnath

IMSI detach happens when a mobile is switched off. A MAP request is sent to the HLR to reflect “IMSI-detach”. HLR profile is updated. Once the mobile is back online (IMSI attach) the SMS-SC will forward the SMS message.