A survey of security issues in wireless sensor networks
- Y. Wang, G. Attebury, B. Ramamurthy
- Computer ScienceIEEE Communications Surveys and Tutorials
- 1 April 2006
This article outlines the constraints, security requirements, and attacks with their corresponding countermeasures in WSNs, and presents a holistic view of security issues, classified into five categories: cryptography, key management, secure routing, secure data aggregation, and intrusion detection.
Network Innovation using OpenFlow: A Survey
- Adrian Lara, Anisha Kolasani, B. Ramamurthy
- Computer ScienceIEEE Communications Surveys and Tutorials
- 21 January 2014
The challenges facing the large scale deployment of OpenFlow-based networks are described, the future research directions of this technology are discussed and it is discussed that software-based traffic analysis, centralized control, dynamic updating of forwarding rules and flow abstraction are to be considered.
Impact of transmission impairments on the teletraffic performance of wavelength-routed optical networks
- B. Ramamurthy, D. Datta, H. Feng, B. Mukherjee
- Physics
- 1 October 1999
In a wavelength-routed optical network, a transmitted signal remains in the optical domain over the entire route (lightpath) assigned to it between its source and destination nodes. The optical…
Sparse Regeneration in Translucent Wavelength-Routed Optical Networks: Architecture, Network Design and Wavelength Routing
- Xi Yang, B. Ramamurthy
- Computer SciencePhotonic network communications
- 1 July 2005
This paper presents a node model and a network model that perform sparse regeneration and addresses the problem of translucent network design by proposing several regenerator placement algorithms based on different knowledge of future network traffic patterns.
Optical components for WDM lightwave networks
- M. Borella, J. Jue, D. Banerjee, B. Ramamurthy, B. Mukherjee
- Physics
- 1 December 1997
Recently, there has been growing interest in developing optical fiber networks to support the increasing bandwidth demands of multimedia applications, such as video conferencing and World Wide Web…
Wavelength conversion in WDM networking
- B. Ramamurthy, B. Mukherjee
- BusinessIEEE J. Sel. Areas Commun.
- 1 September 1998
This study highlights systems challenges and performance issues which need to be addressed in order to incorporate wavelength conversion effectively in wavelength-convertible networks.
Shared risk link Group (SRLG)-diverse path provisioning under hybrid service level agreements in wavelength-routed optical mesh networks
- Lu Shen, Xi Yang, B. Ramamurthy
- Business, Computer ScienceIEEE/ACM Transactions on Networking
- 1 August 2005
This paper incorporates some realistic constraints into the static provisioning problem, and formulate it under different network resource availability conditions, and develops a rerouting optimization heuristic, which is based on previous work.
Communication Technologies and Architectures for Space Network and Interplanetary Internet
- Joyeeta Mukherjee, B. Ramamurthy
- Computer ScienceIEEE Communications Surveys and Tutorials
- 22 January 2013
This paper discusses the Interplanetary Internet and Delay Tolerant Networking concepts along with the various space networks that are currently deployed and identifies the significant areas of space network design and operation that still require extensive research and development.
Survivable lightpath provisioning in WDM mesh networks under shared path protection and signal quality constraints
- Xi Yang, Lu Shen, B. Ramamurthy
- Computer ScienceJournal of Lightwave Technology
- 25 April 2005
This paper addresses the problem of survivable lightpath provisioning in wavelength-division-multiplexing (WDM) mesh networks, taking into consideration optical-layer protection and some realistic optical signal quality constraints, and proposes a resource-sharing scheme that supports three kinds of resource sharing scenarios.
Scalable Web server clustering technologies
- T. Schroeder, S. Goddard, B. Ramamurthy
- Computer ScienceIEEE Network
- 1 May 2000
This work examines the seminal work, early products, and a sample of contemporary commercial offerings in the field of transparent Web server clustering, and broadly classify transparentServer clustering into three categories.
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