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22
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Introduction
Working on the Predictive Internet and use of ML/AI for predicting application/network failures.
Self-Healing Networks
Cross Signaling driven application aware routing
Current institution
Publications
Publications (22)
In this paper, we propose a centralized electric vehicles (EVs) recharge scheduling system for parking lots using a realistic vehicular mobility/parking pattern focusing on individual parking lots. We consider two different types of EV based on their mobility/parking patterns: 1) regular EVs; and 2) irregular EVs. An extensive trace-based vehicular...
In this paper, the classical debate on suitability of proactive versus reactive routing approaches is revisited, however in the context of their application in Low-Power Lossy Networks (LLNs) as opposed to pure Mobile Ad Hoc Networks (MANETs). We argue that LLNs differ from traditional ad hoc networks not only due to node capacity, but also in the...
In this paper, we propose a two-layered parking lot management system for charging scheduling of electric vehicles (EVs) considering a realistic vehicular mobility pattern. EVs are categorized in two groups based on their mobility patterns: Regular EVs and Irregular EVs. We use the data from an vehicular mobility trace collected from the Canton of...
Modern data networks carry a wide variety of traffic such as voice, video, data and other industrial protocols that require guaranteed quality of service. Traffic Engineering (TE) allows for network resource optimization while meeting service level agreement for these sensitive traffics in terms of delays, jitter but also network reliability in cas...
Low-Power and Lossy Networks (LLNs) are a class of network in which
both the routers and their interconnect are constrained. LLN routers
typically operate with constraints on processing power, memory, and
energy (battery power). Their interconnects are characterized by
high loss rates, low data rates, and instability. LLNs are comprised
of anything...
In this paper, a performance evaluation of the Routing Protocol for Low power and Lossy Networks (RPL) is presented. Detailed simulations are carried out to produce several routing performance metrics using a set of real-life scenarios. A real outdoor network was reproduced in simulation with the help of topology and link quality data. Behaviors of...
Constraint-based path computation is a fundamental building block for traffic engineering systems such as Multiprotocol Label Switching (MPLS) and Generalized Multiprotocol Label Switching (GMPLS) networks. Path computation in large, multi-domain, multi-region, or multi-layer networks is complex and may require special computational components and...
Faults in an IP network have various causes such as the failure of one or more routers at the IP layer, fiber-cuts, failure of physical elements at the optical layer, or extraneous causes like power outages. These faults are usually detected as failures of a set of dependent logical entities--the IP links affected by the failed components. We prese...
This chapter focuses on the Synchronous Digital Hierarchy (SDH)/ Synchronous Optical NETwork (SONET) technology. The chapter discusses the fault, performance, and configuration management aspects of the network recovery in the SONET/SDH transmission networks. The SDH/SONET technology is widely accepted as a network technology that has already prove...
This chapter provides an introduction to optical networks, focusing on the optical network layer. This layer can be found underneath the Synchronous Optical NETwork (SONET)/Synchronous Digital Hierarchy (SDH) layer. The introduction of the optical nodes into the network, through which individual wavelength channels can pass or can be terminated to...
The introduction of intelligence for management and control of optical networks and the interworking of different resilience capabilities in the IP/multiprotocol label switching (MPLS) and optical layers are two important issues for the evolution of the telecom networks in the next years. This paper analyzes these topics and reports the main result...
This paper presents experimental results of a multilayer recovery test-bed involving the combination of optical restoration and MPLS Fast Reroute recovery techniques. This experiment has been conducted in the context of the European IST-project LION.
A test-bed of a multi-vendor IP/MPLS over ASON/GMPLS network has been realized integrating IP Gigabit routers and optical equipment in a managed multi-domain environment to investigate the realization of soft-permanent optical connections and multi-layer resilience strategies
Field-proven MPLS designs covering MPLS VPNs, pseudowire, QoS, traffic engineering, IPv6, network recovery, and multicast Understand technology applications in various service provider and enterprise topologies via detailed design studies Benefit from the authors' vast experience in MPLS network deployment and protocol design Visualize real-world s...