If the sender has not received acknowledgement for the first packet it sent, it will stop and wait and if this wait exceeds a certain limit, it may even retransmit.
If this wait exceeds a certain limit, it may even retransmit. If the sender has not received acknowledgement for the first packet it sent, it will stop and wait.
If the sender has not received acknowledgement for the first packet it sent, it will stop and wait. If this wait exceeds a certain limit, it may even retransmit.
If the sender has not received acknowledgement for the first packet it sent, it will stop and wait. If this wait exceeds a certain limit, it may even retransmit.