Buffer Sizing for 802.11-Based Networks

被引:36
作者
Li, Tianji [1 ]
Leith, Douglas [1 ]
Malone, David [1 ]
机构
[1] Natl Univ Ireland Maynooth, Hamilton Inst, Maynooth, Kildare, Ireland
基金
爱尔兰科学基金会;
关键词
Buffer sizing; IEEE; 802.11; 802.11e; medium access control (MAC); stability analysis; Transmission Control Protocol (TCP); wireless LANs (WLANs);
D O I
10.1109/TNET.2010.2089992
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
We consider the sizing of network buffers in IEEE 802.11-based networks. Wireless networks face a number of fundamental issues that do not arise in wired networks. We demonstrate that the use of fixed-size buffers in 802.11 networks inevitably leads to either undesirable channel underutilization or unnecessary high delays. We present two novel dynamic buffer-sizing algorithms that achieve high throughput while maintaining low delay across a wide range of network conditions. Experimental measurements demonstrate the utility of the proposed algorithms in a production WLAN and a lab test bed.
引用
收藏
页码:156 / 169
页数:14
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