In the earlier firmware, the modem light would do a double blink, green (power ON, no network found). Now there is a single blink, every 2 seconds, Green (2G connection available). And as i said earlier, the router cannot see/identify the modem.
Additionally, this is what i see in the system log:
Wed Dec 21 15:01:37 2022 user.info : luci: accepted login on / for root from 192.168.8.189
Wed Dec 21 15:02:54 2022 kern.info kernel: [ 350.743104] usb 1-1: USB disconnect, device number 3
Wed Dec 21 15:02:54 2022 kern.info kernel: [ 350.746931] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
Wed Dec 21 15:02:54 2022 kern.info kernel: [ 350.749285] option 1-1:1.0: device disconnected
Wed Dec 21 15:02:55 2022 kern.info kernel: [ 350.762671] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
Wed Dec 21 15:02:55 2022 kern.info kernel: [ 350.763010] option 1-1:1.1: device disconnected
Wed Dec 21 15:02:55 2022 kern.info kernel: [ 350.770042] huawei_cdc_ncm 1-1:1.2 wwan0: unregister ‘huawei_cdc_ncm’ usb-xhci-hcd.0.auto-1, Huawei CDC NCM device
Wed Dec 21 15:03:44 2022 kern.info kernel: [ 400.418309] usb 1-1: new high-speed USB device number 4 using xhci-hcd
Wed Dec 21 15:03:44 2022 kern.info kernel: [ 400.644742] usb-storage 1-1:1.0: USB Mass Storage device detected
Wed Dec 21 15:03:44 2022 kern.info kernel: [ 400.645415] scsi host0: usb-storage 1-1:1.0
Wed Dec 21 15:03:45 2022 kern.info kernel: [ 400.945741] usb 1-1: USB disconnect, device number 4
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 401.818410] usb 1-1: new high-speed USB device number 5 using xhci-hcd
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.145778] option 1-1:1.0: GSM modem (1-port) converter detected
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.146392] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB0
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.151858] option 1-1:1.1: GSM modem (1-port) converter detected
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.158125] usb 1-1: GSM modem (1-port) converter now attached to ttyUSB1
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.379304] huawei_cdc_ncm 1-1:1.2: MAC-Address: 00:1e:10:1f:00:00
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.379356] huawei_cdc_ncm 1-1:1.2: setting rx_max = 16384
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.394850] huawei_cdc_ncm 1-1:1.2: NDP will be placed at end of frame for this device.
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.395314] huawei_cdc_ncm 1-1:1.2: cdc-wdm0: USB WDM device
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.403215] huawei_cdc_ncm 1-1:1.2 wwan0: register ‘huawei_cdc_ncm’ at usb-xhci-hcd.0.auto-1, Huawei CDC NCM device, 00:1e:10:1f:00:00
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.410158] usb-storage 1-1:1.3: USB Mass Storage device detected
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.421716] scsi host0: usb-storage 1-1:1.3
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.427345] usb-storage 1-1:1.4: USB Mass Storage device detected
Wed Dec 21 15:03:46 2022 kern.info kernel: [ 402.436609] scsi host1: usb-storage 1-1:1.4
Wed Dec 21 15:03:47 2022 kern.notice kernel: [ 403.458908] scsi 1:0:0:0: Direct-Access HUAWEI TF CARD Storage 2.31 PQ: 0 ANSI: 2
Wed Dec 21 15:03:47 2022 kern.notice kernel: [ 403.460876] scsi 0:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
Wed Dec 21 15:03:47 2022 kern.warn kernel: [ 403.469504] sd 1:0:0:0: Power-on or device reset occurred
Wed Dec 21 15:03:47 2022 kern.notice kernel: [ 403.485491] sd 1:0:0:0: [sda] Attached SCSI removable disk
Wed Dec 21 15:06:14 2022 user.info : luci: accepted login on / for root from 192.168.8.189