Message delivery issues in EFB Telegram Master channel (comparing to generic IM services)

Different from how usually an IM would work, EFB Telegram Master channel (ETM) strongly rely on Telegram Bot platform. This had made ETM more difficult to deal with messages failed to deliver.

This article is first published on ETM Wiki on 20 April, 2019.

Dealing errors in a generic IM (example)

Below is a simplified flow of message delivery in a generic IM.