1 A Minimum-Energy Path-Preserving Topology-Control Algorithm (2009)
Li (erran Li, Joseph Y. Halpern
Abstract — The topology of a wireless multi-hop network can be controlled by varying the transmission power at each node. In general, it is not energy efficient to use the communication network...
1 Fairness and Load Balancing in Wireless LANs Using Association Control (2009)
Yigal Bejerano, Seung-jae Han, Li (erran Li
Abstract: Recent studies on operational wireless LANs (WLANs) have shown that the traffic load is often unevenly distributed among the access points (APs). Such load imbalance results in unfair...
Bandwidth Sharing Network Design for Multi-class Traffic (2009)
Mohammadtaghi Hajiaghayi, Li (erran Li, Vahab S. Mirrokni, Marina Thottan
Abstract — With the increasing commercial interest in supporting voice and multimedia services over the IP network there is a need for bandwidth guaranteed services. For example, guaranteeing the...
1 Throughput Optimization of Wireless Mesh Networks with MIMO Links (2009)
Abstract — Multiple Input Multiple Output (MIMO) antennas use sophisticated physical layer techniques to provide significant benefits over conventional antenna technology. Multiple independent data...
Sheng Zhong, Li (erran Li, Yanbin Grace Liu, Yang Richard Yang
The functioning of many civilian ad-hoc networks depends on the assumption that nodes in the network forward each other’s traffic. However, because forwarding packets consumes scarce resources such...
Secure Overlay Network Design (2008)
Li (erran Li, Mohammad Mahdian, Vahab S. Mirrokni
Abstract. Due to the increasing security threats in the Internet, new overlay network architectures have been proposed to secure privileged services. In these architectures, the application servers...
The Design and Evaluation of Unified Cellular and Ad Hoc Networks (2008)
Haiyun Luo, Xiaqiao Meng, Ram Ramjee, Prasun Sinha, Li (erran Li
Abstract—In third-generation (3G) wireless data networks, providing service to low data-rate users is required for maintaining fairness, but at the cost of reducing the cell’s aggregate...
ABSTRACT On Spectrum Sharing Games (2008)
Magnús M. Halldórsson, Li (erran Li
Each access point (AP) in a WiFi network must be assigned a channel for it to service users. There are only finitely many possible channels that can be assigned. Moreover, neighboring access points...
Bandwidth Sharing Network Design for Multi-class Traffic (2008)
Mohammadtaghi Hajiaghayi, Li (erran Li, Vahab S. Mirrokni, Marina Thottan
Abstract — With the increasing commercial interest in supporting voice and multimedia services over the IP network there is a need for bandwidth guaranteed services. For example, guaranteeing the...
Jun Li, Minho Sung, Li (erran Li
Tracing attack packets to their sources, known as IP traceback, is an important step to counter distributed denial-of-service (DDoS) attacks. In this paper, we propose a novel packet logging based...
Minho Sung, Abhishek Kumar, Li (erran Li, Jia Wang, Jun (jim Xu
Abstract — Recent research on data streaming algorithms has provided powerful tools to efficiently monitor various characteristics of traffic passing through a single network link or node. However,...
Minho Sung, Abhishek Kumar, Li (erran Li, Jia Wang, Jun (jim Xu
Recent research on data streaming algorithms has provided powerful tools to efficiently monitor various characteristics of traffic passing through a single network link or node. However, it is often...
ICAM: integrated cellular and ad-hoc multicast (2006)
Eep Bhatia, Li (erran Li, Haiyun Luo, Ram Ramjee, Senior Member
Abstract—In third generation (3G) wireless data networks, multicast throughput decreases with the increase in multicast group size, since a conservative strategy for the base station is to use the...
Minho Sung, Abhishek Kumar, Li (erran Li, Jia Wang, Jun (jim Xu
Recent research on data streaming algorithms has provided powerful tools to efficiently monitor various characteristics of traffic passing through a single network link or node. However, it is often...
A Measurement Study of Internet Bottlenecks (2005)
Ningning Hu Li, Li (erran Li, Zhuoqing Morley Mao, Peter Steenkiste, Jia Wang
Recent advances in Internet measurement tools have made it possible to locate bottleneck links that constrain the available bandwidth of Internet paths. In this paper, we provide a detailed study of...
A cone-based distributed topology-control algorithm for wireless multi-hop networks (2005)
Li (erran Li, Joseph Y. Halpern, Paramvir Bahl, Senior Member, Senior Member, Yi-min Wang, ...
Abstract—The topology of a wireless multi-hop network can be controlled by varying the transmission power at each node. In this paper, we give a detailed analysis of a cone-based distributed...
Coordination mechanisms for selfish scheduling (2005)
Nicole Immorlica, Li (erran Li, Vahab S. Mirrokni, Andreas Schulz
Abstract. In machine scheduling, a set of n jobs must be scheduled on a set of m machines. Each job i incurs a processing time of pij on machine j and the goal is to schedule jobs so as to minimize...
Space-code Bloom filter for efficient per-flow traffic measurement (2004)
Abhishek Kumar, Jun (jim Xu, Jia Wang, Oliver Spatschek, Li (erran Li
Abstract — Per-flow traffic measurement is critical for usage accounting, traffic engineering, and anomaly detection. Previous methodologies are either based on random sampling (e.g., Cisco’s...
Privacy-preserving locationbased services for mobile users in wireless networks (2004)
Sheng Zhong, Li (erran Li, Yanbin Grace Liu, Yang Richard Yang
Abstract — Mobility is key to personal freedom. With the increasing availability of mobile devices, many providers begin to offer location-based services. Although these services greatly enrich our...
Space-code Bloom filter for efficient per-flow traffic measurement (2004)
Abhishek Kumar, Jun (jim Xu, Jia Wang, Oliver Spatschek, Li (erran Li
Abstract — Per-flow traffic measurement is critical for usage accounting, traffic engineering, and anomaly detection. Previous methodologies are either based on random sampling (e.g., Cisco’s...
Space-code Bloom filter for efficient per-flow traffic measurement (2004)
Abhishek Kumar, Jun (jim Xu, Jia Wang, Oliver Spatschek, Li (erran Li
Abstract — Per-flow traffic measurement is critical for usage accounting, traffic engineering, and anomaly detection. Previous methodologies are either based on random sampling (e.g., Cisco’s...
Distributed network monitoring for evolving IP networks (2004)
Marina Thottan, Li (erran Li, Bin Yao, Vahab S. Mirrokni, Sanjoy Paul
Abstract — Evolving monitoring infrastructure in response to network growth is a critical aspect of network management. Previous work in network management primarily focused on optimizing...
Market Sharing Games Applied to Content Distribution in Ad-Hoc Networks (2004)
Michel X. Goemans, Li (erran Li, Vahab S. Mirrokni, Marina Thottan
Abstract — In third generation (3G) wireless data networks, repeated requests for popular data items can exacerbate the already scarce wireless spectrum. In this paper we propose an architectural...
Throughput and energy efficiency in topology-controlled multi-hop wireless sensor networks (2003)
In the context of multi-hop wireless networks, various topology control algorithms have been proposed to adapt the transmission range of nodes based on local information while maintaining a connected...
UCAN: a unified cellular and ad-hoc network architecture (2003)
Haiyun Luo, Ran Ramjee, Prasun Sinha, Li (erran Li, Songwu Lu
In third-generation (3G) wireless data networks, mobile users experiencing poor channel quality usually have low data-rate connections with the base-station. Providing service to low data-rate users...
Gossip-based ad hoc routing (2002)
Zygmunt J. Haas, Senior Member, Joseph Y. Halpern, Senior Member, Li (erran Li
Abstract—Many ad hoc routing protocols are based on some variant of flooding. Despite various optimizations of flooding, many routing messages are propagated unnecessarily. We propose a...