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Facing issue while pairing custom board to the mobile application

Hi,

We are working on a produce based on APQ8016E and WCN3660B WiFi chip.

Issue description: The pairing process includes:

Connection to the Wi-Fi network Connection to the server and mobile application The fail happens in the second phase, during server connection.

The server connection process is constructed from few HTTPS requests that mostly fail on timeout.

Additional notes for the issue: Normally it takes 1-2 seconds to this command to finish and when it got stuck, it finishes after 30-60 seconds It happens only with specific routers. We reproduce it constantly with Galaxy Note 10 and Pocophone f1 hotspots In Israel it looks like 50% of the routers provided by ISPs have this issue.

We have uploaded all the tcpdump logs and analysis report on the below link, please go through it and suggest what can we do to resolve this? link: (https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Ffolderview%3Fid%3D1-67fm23shqXbsW6R4OSKP4lL7H8nDdpR&data=02%7C01%7Cparth.y.shah%40einfochips.com%7C9c24d285407e44baed3c08d858a514c4%7C0beb0c359cbb4feb99e5589e415c7944%7C1%7C0%7C637356813325305490&sdata=D9b5J8y5qZ3iWyucdtKWQmJEqQzq4eW7cDiBGmfrkXI%3D&reserved=0)

Collected tcpdump logs for below scenarios: Pairing failed with POCO phone, error #4 observed Pairing failed with POCO phone, error #5 observed Pairing successful with POCO phone Pairing successful with Samsung M31 phone

Regards, Parth Y Shah

Facing issue while pairing custom board to the mobile application

Hi,

We are working on a produce based on APQ8016E and WCN3660B WiFi chip.

Issue description: The pairing process includes:

  • Connection to the Wi-Fi network network
  • Connection to the server and mobile application application
  • The fail happens in the second phase, during server connection.

The server connection process is constructed from few HTTPS requests that mostly fail on timeout.

Additional notes for the issue: Normally it takes 1-2 seconds to this command to finish and when it got stuck, it finishes after 30-60 seconds It happens only with specific routers. We reproduce it constantly with Galaxy Note 10 and Pocophone f1 hotspots In Israel it looks like 50% of the routers provided by ISPs have this issue.

We have uploaded all the tcpdump logs and analysis report on the below link, please go through it and suggest what can we do to resolve this? link: (https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrive.google.com%2Ffolderview%3Fid%3D1-67fm23shqXbsW6R4OSKP4lL7H8nDdpR&data=02%7C01%7Cparth.y.shah%40einfochips.com%7C9c24d285407e44baed3c08d858a514c4%7C0beb0c359cbb4feb99e5589e415c7944%7C1%7C0%7C637356813325305490&sdata=D9b5J8y5qZ3iWyucdtKWQmJEqQzq4eW7cDiBGmfrkXI%3D&reserved=0)

Collected tcpdump logs for below scenarios: scenarios:

  • Pairing failed with POCO phone, error #4 observed observed
  • Pairing failed with POCO phone, error #5 observed observed
  • Pairing successful with POCO phone phone
  • Pairing successful with Samsung M31 phone

Regards, Parth Y Shah