Equipment identity register (EIR)

The accessories character annals is generally chip to the HLR. The EIR keeps a account of adaptable phones (identified by their IMEI) which are to be banned from the arrangement or monitored. This is advised to acquiesce tracking of baseborn adaptable phones. In approach all abstracts about all baseborn adaptable phones should be broadcast to all EIRs in the apple through a Central EIR. It is clear, however, that there are some countries area this is not in operation. The EIR abstracts does not accept to change in absolute time, which agency that this action can be beneath broadcast than the action of the HLR. The EIR is a database that contains advice about the character of the adaptable accessories that prevents calls from stolen, crooked or abnormal adaptable stations. Some EIR additionally accept the adequacy to log Handset attempts and abundance it in a log file.