After some days, internet connection disconnected(identified via SIM800L LED blink status), but still, ESP says all ok. I lost communication from controller too.
193617834 RFM69:SAC:SEND ACK,TO=11,RSSI=-57
193617847 RFM69:CSMA:RSSI=-107
193617866 TSF:MSG:READ,12-11-0,s=255,c=3,t=0,pt=1,l=1,sg=0:48
193617882 GWT:TPS:TOPIC=out_rfm69/12/255/3/0/0,MSG SENT
193629390 RFM69:SAC:SEND ACK,TO=1,RSSI=-82
193629403 RFM69:CSMA:RSSI=-107
193629421 TSF:MSG:READ,1-1-0,s=1,c=1,t=25,pt=1,l=1,sg=0:64
193629437 GWT:TPS:TOPIC=out_rfm69/1/1/1/0/25,MSG SENT
193629735 RFM69:SAC:SEND ACK,TO=1,RSSI=-49
193629747 RFM69:CSMA:RSSI=-106
193629766 TSF:MSG:READ,1-1-0,s=1,c=1,t=35,pt=7,l=5,sg=0:70.60
193629782 GWT:TPS:TOPIC=out_rfm69/1/1/1/0/35,MSG SENT
193650334 RFM69:SAC:SEND ACK,TO=11,RSSI=-98
193650347 RFM69:CSMA:RSSI=-103
193650366 TSF:MSG:READ,11-11-0,s=1,c=1,t=0,pt=7,l=5,sg=0:30.75
193650382 GWT:TPS:TOPIC=out_rfm69/11/1/1/0/0,MSG SENT
193659264 RFM69:SAC:SEND ACK,TO=1,RSSI=-102
193659277 RFM69:CSMA:RSSI=-106
193659296 TSF:MSG:READ,1-1-0,s=1,c=1,t=25,pt=1,l=1,sg=0:64
193659311 GWT:TPS:TOPIC=out_rfm69/1/1/1/0/25,MSG SENT
193659609 RFM69:SAC:SEND ACK,TO=1,RSSI=-92
193659621 RFM69:CSMA:RSSI=-108
193659640 TSF:MSG:READ,1-1-0,s=1,c=1,t=35,pt=7,l=5,sg=0:70.60
193659656 GWT:TPS:TOPIC=out_rfm69/1/1/1/0/35,MSG SENT
193673497 RFM69:SAC:SEND ACK,TO=11,RSSI=-93
193673510 RFM69:CSMA:RSSI=-103
193673529 TSF:MSG:READ,12-11-0,s=1,c=1,t=38,pt=7,l=5,sg=0:12.89
193673546 GWT:TPS:TOPIC=out_rfm69/12/1/1/0/38,MSG SENT
193674042 RFM69:SAC:SEND ACK,TO=11,RSSI=-99
193674054 RFM69:CSMA:RSSI=-103
193674073 TSF:MSG:READ,12-11-0,s=1,c=1,t=0,pt=7,l=5,sg=0:27.00
193674090 GWT:TPS:TOPIC=out_rfm69/12/1/1/0/0,MSG SENT
193674585 RFM69:SAC:SEND ACK,TO=11,RSSI=-99
193674598 RFM69:CSMA:RSSI=-105
193674617 TSF:MSG:READ,12-11-0,s=1,c=1,t=25,pt=1,l=1,sg=0:247
193674633 GWT:TPS:TOPIC=out_rfm69/12/1/1/0/25,MSG SENT
193675129 RFM69:SAC:SEND ACK,TO=11,RSSI=-105
193675142 RFM69:CSMA:RSSI=-108
193675160 TSF:MSG:READ,12-11-0,s=3,c=1,t=38,pt=7,l=5,sg=0:13.65
193675177 GWT:TPS:TOPIC=out_rfm69/12/3/1/0/38,MSG SENT
193675675 RFM69:SAC:SEND ACK,TO=11,RSSI=-99
193675688 RFM69:CSMA:RSSI=-102
193675707 TSF:MSG:READ,12-11-0,s=3,c=1,t=39,pt=7,l=5,sg=0:0.97
193675723 GWT:TPS:TOPIC=out_rfm69/12/3/1/0/39,MSG SENT
193676219 RFM69:SAC:SEND ACK,TO=11,RSSI=-103
193676232 RFM69:CSMA:RSSI=-106
193676251 TSF:MSG:READ,12-11-0,s=0,c=1,t=38,pt=7,l=5,sg=0:4.979
193676268 GWT:TPS:TOPIC=out_rfm69/12/0/1/0/38,MSG SENT
193676755 RFM69:SAC:SEND ACK,TO=11,RSSI=-97
I did a hard reboot of ESP8266, all back to normal.