Implementing CAIA Delay
... that has seen interesting results in literature [34, 33]. It provides the benefits of an early congestion response using delay as a congestion signal, but more specifically, it employs novel mechanisms that potentially elude the issues inherent to earlier delay-based congestion controls. We are inte ...
... that has seen interesting results in literature [34, 33]. It provides the benefits of an early congestion response using delay as a congestion signal, but more specifically, it employs novel mechanisms that potentially elude the issues inherent to earlier delay-based congestion controls. We are inte ...
Institutionen f r systemteknik ö
... A Tactical Data Link (TDL) system has been deployed in many military missions as a winning strategy. The performance of a TDL system is governed by the MAC protocol. The MAC protocol that is able to provide more flexibility and high quality of services is more desirable. However, most MAC protocols ...
... A Tactical Data Link (TDL) system has been deployed in many military missions as a winning strategy. The performance of a TDL system is governed by the MAC protocol. The MAC protocol that is able to provide more flexibility and high quality of services is more desirable. However, most MAC protocols ...
Routing and Forwarding
... Nodes periodically send updates even if none has changes Triggered updates are initiated whenever a node receives an update from others that cause it to change its routing information Count to Infinity – a situation that prevents the network from stabilizing Example, when a link between A and E fail ...
... Nodes periodically send updates even if none has changes Triggered updates are initiated whenever a node receives an update from others that cause it to change its routing information Count to Infinity – a situation that prevents the network from stabilizing Example, when a link between A and E fail ...
PDF
... When Buffer Boost is enabled on an NFE front-panel port, unicast traffic to this port from another NFE front-panel port will be redirected to ALE or ALE-2 to use the additional buffer space for local traffic. ALE and ALE-2 will hairpin the traffic back for NFE to forward the packets to the egress po ...
... When Buffer Boost is enabled on an NFE front-panel port, unicast traffic to this port from another NFE front-panel port will be redirected to ALE or ALE-2 to use the additional buffer space for local traffic. ALE and ALE-2 will hairpin the traffic back for NFE to forward the packets to the egress po ...
On Selfish Routing In Internet
... cases, selfish routing in Internet-like environments yields close to optimal latency – The above result is true for both source routing and overlay routing – Selfish routing can achieve good performance without hurting the traffic that is using default routing • Bad news: Selfish routing achieves lo ...
... cases, selfish routing in Internet-like environments yields close to optimal latency – The above result is true for both source routing and overlay routing – Selfish routing can achieve good performance without hurting the traffic that is using default routing • Bad news: Selfish routing achieves lo ...
Game Theory application to Networking Research: Part IV.
... • These overlays tend to fully utilize available resource. • So, is there any anarchy? • How do overlay networks co-exist with each other? • What is the implication of interactions? • How to regulate selfish overlay networks via mechanism design? • Can ISPs take advantage of this? ...
... • These overlays tend to fully utilize available resource. • So, is there any anarchy? • How do overlay networks co-exist with each other? • What is the implication of interactions? • How to regulate selfish overlay networks via mechanism design? • Can ISPs take advantage of this? ...
Content-peering Dynamics of Autonomous Caches in a
... indefinitely and C OW must terminate in an equilibrium allocation after a finite number of updates. The following corollaries are consequences of Theorem 1 Corollary 1. In the case of coordinated peering under perfect information there is at least one equilibrium allocation. Corollary 2. If every IS ...
... indefinitely and C OW must terminate in an equilibrium allocation after a finite number of updates. The following corollaries are consequences of Theorem 1 Corollary 1. In the case of coordinated peering under perfect information there is at least one equilibrium allocation. Corollary 2. If every IS ...
Joint Stocking and Sourcing Policies for a Single–Depot, Single
... multi-echelon maintenance practice, where simple maintenance and failure repairs are performed at forward locations (hereafter known as forward bases) and more complex repairs are carried out at a central depot. This has now changed to one where managers at all locations are encouraged to adopt flex ...
... multi-echelon maintenance practice, where simple maintenance and failure repairs are performed at forward locations (hereafter known as forward bases) and more complex repairs are carried out at a central depot. This has now changed to one where managers at all locations are encouraged to adopt flex ...
18. Principles of Network Routing
... • Each local routing table includes: • all the links to the routers in the region 5/17 • one or few links to node[s] in the neighbor regions • Multilevel hierarchy possible • Iterregion routing may be distributed or centralized • Hierarchy optimization (Kleinrock) for N-router network: • optimal # o ...
... • Each local routing table includes: • all the links to the routers in the region 5/17 • one or few links to node[s] in the neighbor regions • Multilevel hierarchy possible • Iterregion routing may be distributed or centralized • Hierarchy optimization (Kleinrock) for N-router network: • optimal # o ...
Aalborg Universitet D3.7 Optimized Cellular Connectivity using Positioning Data Valdemar; Ma, Yi
... the number of handovers compared to power based algorithm. This leads to fewer interruptions experienced by the user, however at the cost of a slightly reduced throughput. In chapter 3 the considered scenario consists of a global cellular LTE network as well as many randomly placed and occasionally ...
... the number of handovers compared to power based algorithm. This leads to fewer interruptions experienced by the user, however at the cost of a slightly reduced throughput. In chapter 3 the considered scenario consists of a global cellular LTE network as well as many randomly placed and occasionally ...
Joint Multiple Description Coding and FEC for Delay
... are assumed available for transmission over the network immediately, but a copy of each packet will be made and sent to the FEC encoder to generate the redundant packets. Let Te denote the encoding delay, i.e., the processing time for the FEC encoder to execute the coding algorithm and generate redu ...
... are assumed available for transmission over the network immediately, but a copy of each packet will be made and sent to the FEC encoder to generate the redundant packets. Let Te denote the encoding delay, i.e., the processing time for the FEC encoder to execute the coding algorithm and generate redu ...
Lecture 24: IP Routing
... B has message for A – distance = 1 A-B link goes down, B knows this and looks for another route to A B has route to C and C has route to A – distance 2 + 1(from B)… So update the routing table in B, C, D in this scenario ...
... B has message for A – distance = 1 A-B link goes down, B knows this and looks for another route to A B has route to C and C has route to A – distance 2 + 1(from B)… So update the routing table in B, C, D in this scenario ...
CS 524 – High Performance Computing
... when the absolute rate of change in the average squared error per epoch is sufficiently small |[ξav(w(n+1)) - ξav(w(n))]/ξav(w(n-1)| < t The BP algorithm is terminated at the weight vector wfinal when ||g(wfinal)|| < t1 , or ξav(wfinal) < t2 The BP algorithm is stopped when the network’s generalizat ...
... when the absolute rate of change in the average squared error per epoch is sufficiently small |[ξav(w(n+1)) - ξav(w(n))]/ξav(w(n-1)| < t The BP algorithm is terminated at the weight vector wfinal when ||g(wfinal)|| < t1 , or ξav(wfinal) < t2 The BP algorithm is stopped when the network’s generalizat ...
Analysis and Numerics of the Chemical Master Equation
... • `2 methods, where the CME is reformulated in `2 and solutions are found in terms of basis coefficients. These methods compute approximations of the CME for systems up to 10 dimensions in the order of tens of minutes [46, 42, 59, 60, 31]. Since the domain describes different combinations of species ...
... • `2 methods, where the CME is reformulated in `2 and solutions are found in terms of basis coefficients. These methods compute approximations of the CME for systems up to 10 dimensions in the order of tens of minutes [46, 42, 59, 60, 31]. Since the domain describes different combinations of species ...
Multilayer Perceptron
... when the absolute rate of change in the average squared error per epoch is sufficiently small |[ξav(w(n+1)) - ξav(w(n))]/ξav(w(n-1)| < t The BP algorithm is terminated at the weight vector wfinal when ||g(wfinal)|| < t1 , or ξav(wfinal) < t2 The BP algorithm is stopped when the network’s generalizat ...
... when the absolute rate of change in the average squared error per epoch is sufficiently small |[ξav(w(n+1)) - ξav(w(n))]/ξav(w(n-1)| < t The BP algorithm is terminated at the weight vector wfinal when ||g(wfinal)|| < t1 , or ξav(wfinal) < t2 The BP algorithm is stopped when the network’s generalizat ...
Multi-Period Stock Allocation Via Robust Optimization
... which plagues expected cost optimization models; in many cases, the dimension of the robust optimization formulation is no larger than the size of a corresponding deterministic model. 3. Robust optimization models in special cases lead to closed form solutions which provide analytical insight into t ...
... which plagues expected cost optimization models; in many cases, the dimension of the robust optimization formulation is no larger than the size of a corresponding deterministic model. 3. Robust optimization models in special cases lead to closed form solutions which provide analytical insight into t ...
Cross-Layer Optimization in TCP/IP networks - Netlab
... decision is decomposed into two – how much traffic to send (congestion control) and how to distributed it over the available paths (multi-path routing or load balancing) – in order to maximize aggregate utility. This has been analyzed in, e.g., [8], [15], [12]. The general intuition is that, for eac ...
... decision is decomposed into two – how much traffic to send (congestion control) and how to distributed it over the available paths (multi-path routing or load balancing) – in order to maximize aggregate utility. This has been analyzed in, e.g., [8], [15], [12]. The general intuition is that, for eac ...
Link-State Routing With Hop-by-Hop Forwarding Can Achieve Optimal Traffic Engineering
... from the link weights. Instead, a central management system must compute and configure the traffic-splitting ratios and update them when the topology changes, sacrificing the main benefit of running a distributed link-state routing protocol in the first place. Clearly, there is a tension between opt ...
... from the link weights. Instead, a central management system must compute and configure the traffic-splitting ratios and update them when the topology changes, sacrificing the main benefit of running a distributed link-state routing protocol in the first place. Clearly, there is a tension between opt ...
Availability-aware Mapping of Service Function Chains
... a request with fixed ingress sγi and egress dγi , we map it to the physical network by iterating over all K-shortest path Ksγi dγi . The primary VNFs of the request are mapped to the sites along the selected path while balancing load across all these sites, subject to the delay, site capacity, link ...
... a request with fixed ingress sγi and egress dγi , we map it to the physical network by iterating over all K-shortest path Ksγi dγi . The primary VNFs of the request are mapped to the sites along the selected path while balancing load across all these sites, subject to the delay, site capacity, link ...
Policies for a Multi-Class Queue with Convex Holding Cost and
... determine a control policy that optimizes the average performance criterion. RMABP provides a more general modeling framework, but its solution has in general a complex structure that might depend on the entire state-space description. Whittle considered a relaxed version of the problem (where the r ...
... determine a control policy that optimizes the average performance criterion. RMABP provides a more general modeling framework, but its solution has in general a complex structure that might depend on the entire state-space description. Whittle considered a relaxed version of the problem (where the r ...
Tree-Based State Generalization with Temporally Abstract Actions
... In addition to adding the ability to use temporal abstraction, we also improve the Continuous U Tree algorithm by removing some approximations in the semantics of the algorithm. TTree uses policies as temporally abstract actions. They are solutions to subtasks that we expect the agent to encounter. ...
... In addition to adding the ability to use temporal abstraction, we also improve the Continuous U Tree algorithm by removing some approximations in the semantics of the algorithm. TTree uses policies as temporally abstract actions. They are solutions to subtasks that we expect the agent to encounter. ...
A Combined Routing+Queueing Approach to Improving
... those that emphasize speed, for example round-robin schedulers, and those that emphasize fairness, for example timestamp schedulers. In this paper we propose a scheduling algorithm that attempts to bridge the gap between the two. It has very good fairness characteristics, is extremely simple making ...
... those that emphasize speed, for example round-robin schedulers, and those that emphasize fairness, for example timestamp schedulers. In this paper we propose a scheduling algorithm that attempts to bridge the gap between the two. It has very good fairness characteristics, is extremely simple making ...
Extending Dijkstra*s Shortest Path Algorithm for Software Defined
... coffee and I was just thinking about whether I could do this, and I then designed the algorithm for the shortest path. As I said, it was a 20-minute invention. In fact, it was published in 1959, three years later.” Thomas J. Misa (Editor), "An Interview with Edsger W. Dijkstra," Communications of th ...
... coffee and I was just thinking about whether I could do this, and I then designed the algorithm for the shortest path. As I said, it was a 20-minute invention. In fact, it was published in 1959, three years later.” Thomas J. Misa (Editor), "An Interview with Edsger W. Dijkstra," Communications of th ...
Supporting Differentiated Service Classes: Queue Scheduling
... of high-priority traffic can cause bandwidth starvation for lower priority service classes. However, some carriers may actually want their networks to support this type of behavior. For example, assume a regulatory agency requires that, in order to carry VoIP traffic, a service provider must agree ( ...
... of high-priority traffic can cause bandwidth starvation for lower priority service classes. However, some carriers may actually want their networks to support this type of behavior. For example, assume a regulatory agency requires that, in order to carry VoIP traffic, a service provider must agree ( ...
Random Early Detection Gateways for Congestion Avoidance
... explicit feedback when the average queue size exceeds a to that connection’s share of the throughput through the certain threshold. This paper proposes a different con- gateway. Gateways that detect congestion before the queue overgestion avoidance mechanism at the gateway, RED (Random Early Detecti ...
... explicit feedback when the average queue size exceeds a to that connection’s share of the throughput through the certain threshold. This paper proposes a different con- gateway. Gateways that detect congestion before the queue overgestion avoidance mechanism at the gateway, RED (Random Early Detecti ...