Cannot ping or access Internet on wwan0 (LTE Base Hat + Boost Mobile + Telit LE910C4-NF in ECM Mode)

Cellular Modules Telit LE910C1/C4 LTE Module
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also check this thread: 3G/4G & LTE Base HAT, Telit modem ERROR on configure APN for inet connection with ECM - #18 by AShriki