Postivie Acknowledgment with Retransmission

Protocol designed to handel errors and ensure realliabele data transmittion ## Action The recivier with PAR sends a acknowdglement message to the sender when it recives the pocket sucessfully ## Errors If the reciver does not get the ACK in a given time frame it retransmitt the packet

The process continouse till the sender rtecives ACK or the system reaches the maximum number of retransmitions