👉 In telecommunications, an "overcall" is a situation where a call or message is received twice. This can happen when someone makes multiple calls to the same number simultaneously, and the system mistakenly receives both calls as one. Overcalls are common in networks that use voice over IP (VoIP) technology, which allows for the transmission of audio data over the internet without the need for physical lines connecting the sender and receiver. Overcalls can lead to issues with quality of service (QoS), where