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Reply To: IMSI Unknown in HLR

#63896
Ayat
Guest

Hello all

we are facing the same problem in our Network with ZTE and Huawei vendors

we delete inactive SIMs from HLR
we receive this error IMSI unknown in HLR” from HLR

and we notice huge LOC UP attempts and it effect the radio resources, it is clear under 2G netwrok more than 3G.