If your application always puts the same data type ... To remove an item from a queue, use the POPN, POPC, POPL, or POPO function. As with stacks, you should use the ITEMTYPE and LISTLEN functions to ...

if the queue is full. The obvious question that follows is what happens when the stack has a lot of data to send? This can occur as the result of a TCP connection with a large congestion window or, ...