I am using mangOH Red eval board, It is wp7608. It is disconnecting continousely

Hi @all
I am using mangOH Red eval board, It is wp7608. It is disconnecting continousely. I am using GobiNet driver. I am connecting 4G modem to my laptop and loaded GobiNet driver. Trying to use internet in my laptop using 4G modem , i am getting the internet but it is disconnecting regerousely.

Kernel logs:
48.580050] qcserial ttyUSB1: Qualcomm USB modem converter now disconnected from ttyUSB1
[24448.580184] qcserial 3-1:1.0: device disconnected
[24448.580813] qcserial ttyUSB2: Qualcomm USB modem converter now disconnected from ttyUSB2
[24448.580877] qcserial 3-1:1.2: device disconnected
[24448.581294] qcserial ttyUSB3: Qualcomm USB modem converter now disconnected from ttyUSB3
[24448.581344] qcserial 3-1:1.3: device disconnected
[24448.586281] GobiNet 3-1:1.8 enp0s20u1i8: unregister ‘GobiNet’ usb-0000:00:14.0-1, GobiNet Ethernet Device
[24448.609800] cdc_ether 3-1:1.19 enp0s20u1i19: unregister ‘cdc_ether’ usb-0000:00:14.0-1, CDC Ethernet Device
[24463.321619] usb 3-1: new high-speed USB device number 36 using xhci_hcd
[24463.478675] usb 3-1: config 1 has an invalid interface number: 8 but max is 5
[24463.478679] usb 3-1: config 1 has an invalid interface number: 19 but max is 5
[24463.478682] usb 3-1: config 1 has an invalid interface number: 20 but max is 5
[24463.478684] usb 3-1: config 1 has an invalid interface number: 20 but max is 5
[24463.478686] usb 3-1: config 1 has no interface number 1
[24463.478688] usb 3-1: config 1 has no interface number 4
[24463.478690] usb 3-1: config 1 has no interface number 5
[24463.486663] usb 3-1: New USB device found, idVendor=1199, idProduct=68c0
[24463.486667] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[24463.486669] usb 3-1: Product: Sierra Wireless WP7608
[24463.486672] usb 3-1: Manufacturer: Sierra Wireless, Incorporated
[24463.486673] usb 3-1: SerialNumber: XG81428535041017
[24463.493982] qcserial 3-1:1.0: Qualcomm USB modem converter detected
[24463.494183] usb 3-1: Qualcomm USB modem converter now attached to ttyUSB1
[24463.495023] qcserial 3-1:1.2: Qualcomm USB modem converter detected
[24463.495211] usb 3-1: Qualcomm USB modem converter now attached to ttyUSB2
[24463.496020] qcserial 3-1:1.3: Qualcomm USB modem converter detected
[24463.496206] usb 3-1: Qualcomm USB modem converter now attached to ttyUSB3
[24463.497104] QMAP Disabled
[24463.500401] GobiNet 3-1:1.8 eth0: register ‘GobiNet’ at usb-0000:00:14.0-1, GobiNet Ethernet Device, da:6d:52:df:0d:08
[24463.501041] USB Speed : USB 2.0
[24463.507079] cdc_ether 3-1:1.19 usb0: register ‘cdc_ether’ at usb-0000:00:14.0-1, CDC Ethernet Device, 3e:0e:fc:06:13:2e
[24463.531832] GobiNet 3-1:1.8 enp0s20u1i8: renamed from eth0
[24463.562433] cdc_ether 3-1:1.19 enp0s20u1i19: renamed from usb0
[24463.578717] IPv6: ADDRCONF(NETDEV_UP): enp0s20u1i8: link is not ready
[24463.578800] IPv6: ADDRCONF(NETDEV_UP): enp0s20u1i8: link is not ready
[24463.598650] IPv6: ADDRCONF(NETDEV_UP): enp0s20u1i19: link is not ready
[24480.137650] Read URB timeout/kill, recv data len (4096), cnt (1)
[24482.549629] creating qcqmi0
[24482.549828] RawIP mode

Please let us know the issue

Hi shamiullah.m ,

From your log, the USB modem has been disconnected.

What firmware version are you using? If you are not in the latest firmware, please download the latest one and retry.
You can get the WP76xx firmware here WP76xx Firmware