Abstract: This paper is the analysis of various factors which influence to the speed and performance of the communication network. Online games, bank transaction etc are required to be minimum time to perform because if it takes a lot of time then the player or user would be irritated and never want to use this service again. So we describe here about latency, which occur due to the queuing delay in database in the network architecture. We give elaborate to queue and queuing delay in the term of buffer, MAC buffering, scheduling, Queue management also.

Keywords: MAC Buffering, FQ, RR, DRR.