anotherdevs

@shoeper I am not sure if this helps you but here you go: $ vnstat -m month rx | tx | total | avg. rate ------------------------+-------------+-------------+--------------- Jan '20 6.48 TiB...

I second this. It could be just a HEAD request.

You could also add ICCID: ~~https://developer.android.com/reference/android/telephony/SubscriptionInfo#getIccId()~~ https://developer.android.com/reference/android/telephony/SubscriptionInfo#getSubscriptionId() per this recommendation: https://developer.android.com/training/articles/user-data-ids#mobile-service-subscriptions If the backend knows the SIM card number, it can be used to link messages together, without having to...