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Newer firmware of Lobaro products report potential ESM (EPS Session Management) and EMM (EPS Mobility Management) errors in their status uploads.
EMM Error codes
Source: ETSI TS 124 301 V14.5.0 - Table 9.9.3.9.1: ESM cause information element
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E.g.: +CNEC_EMM: 19 is error code 19 which is 0b10011 which corresponds to ESM failure (see table below)
ESM Error codes
Source: ETSI TS 124 301 V14.5.0 - Table 9.9.4.4.1: ESM cause information element
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