!!! Overview [{$pagename}] ([ACK]) is in [Communication] [Networks] part of the [Protocol] as [Control character] that the [message] (or [data]) was received. [{$pagename}] and [NACK] inform the sender of the receiver's [state] so the nodes can adjust their state appropriately. !! More Information There might be more information for this subject on one of the following: [{ReferringPagesPlugin before='*' after='\n' }]