'Message loss' presentation slideshows

Dependability and real-time

Dependability and real-time. If a system is to produce results within time constraints, it needs to produce results at all! How to justify and measure how well computer systems meet their targets in presence of faults?. Dependable systems. How do things go wrong and why?

570 views • 49 slides

CIS 725

CIS 725. Data Link Layer. Physical Layer. Figure 3-1. B. Forouzan, TCP/IP Protocol Suite. Figure 3-2. B. Forouzan, TCP/IP Protocol Suite. Figure 3-3. B. Forouzan, TCP/IP Protocol Suite. Figure 3-5. Figure 3-7. B. Forouzan, TCP/IP Protocol Suite. Data Link Layer.

471 views • 38 slides

Correctness of Gossip-Based Membership under Message Loss

439 views • 35 slides

LOCI: Local Clustering Service for Large Scale Wireless Sensor Networks

LOCI: Local Clustering Service for Large Scale Wireless Sensor Networks. Vineet Mittal. Committee Members: Dr. Anish Arora (advisor) Dr. Hakan Ferhatosmanoglu.

707 views • 34 slides

Operating System Reliability

Operating System Reliability. Andy Wang COP 5611 Advanced Operating Systems. Some Axioms. Some simple systems, designed from scratch, sometimes work A complex system that works is invariably found to have evolved from a simple system that works

673 views • 30 slides

MSC and SDL

MSC and SDL. Relationship of MSC to SDL. An MSC describes one or more traces of an SDL system specification. An entity in MSC may map to a system, block or process in SDL. MSCs are usually used to help create SDLs, and debug them.

452 views • 28 slides

Hidden Terminal Problem and Exposed Terminal Problem in Wireless MAC Protocols

Hidden Terminal Problem and Exposed Terminal Problem in Wireless MAC Protocols. Networking basics. Medium Access Control (MAC) Protocol. Characteristics of Wireless Networks. Multiplexing : in a mobile and wireless network, the wireless medium is shared by many nodes.

577 views • 27 slides

SBAS DFMC SIS ICD EPO Inputs to IWG#26 [from Pro-SBAS studies]

SBAS DFMC SIS ICD EPO Inputs to IWG#26 [from Pro-SBAS studies]. India - 05 th Feb. 2014. Reminder from IWG#25 Enhanced ICD Strategy Analysis Analysis of needs for enhanced ICD Definition of enhanced ICD Bandwidth Analysis Performance analysis

497 views • 27 slides

Donggang Liu and Peng Ning Department of Computer Science NC State University

Efficient Distribution of Key Chain Commitments for Broadcast Authentication in Distributed Sensor Networks. Donggang Liu and Peng Ning Department of Computer Science NC State University. Background. Sensor Networks

299 views • 25 slides

Networking basics

Networking basics. Courtesey of Abdus Salam International Centre for Theoretical Physics, Trieste. Physical Layer. This layer is concerned with the transmission of bits.

420 views • 23 slides

ISO/IEC 15909: A Simple Example of Protocol Specification and Verification

ISO/IEC 15909: A Simple Example of Protocol Specification and Verification. Jonathan Billington Computer Systems Engineering Centre School of Electrical and Information Engineering University of South Australia 16 September 2003. Goal. To illustrate the use of ISO/IEC 15909

363 views • 21 slides

CIS 720

CIS 720. Concurrency Control. Timestamp-based concurrency control. Assign a timestamp ts(T) to each transaction T. Each data item x has two timestamps: rt(x): timestamp of the last transaction that read x wt(x): timestamp of the last transaction that

355 views • 21 slides

ISO/IEC 15909: A Simple Example of Protocol Specification and Verification

ISO/IEC 15909: A Simple Example of Protocol Specification and Verification. Jonathan Billington Computer Systems Engineering Centre School of Electrical and Information Engineering University of South Australia 16 September 2003. Goal. To illustrate the use of ISO/IEC 15909

370 views • 21 slides

CIS 725

CIS 725. High Speed Networks. High-speed networks. High bandwidth, high latency Low error rates Message loss mainly due to congestion. Example: A and B connected via a 1 Gps link RTD = 60ms. Go Back N Selective repeat. Parallelism. Thread models - thread per layer

324 views • 20 slides

Formal Specification and Verification of a Micropayment Protocol

273 views • 15 slides

Support Shared Mesh Protection in MPLS-TP

Support Shared Mesh Protection in MPLS-TP. March 27, 2011 Ping Pan (Infinera) Sam Aldrin (Huawei ) Luyuan Fang (Cisco). Motivation. Shared Mesh Protection is required in MPLS-TP Requirements (RFC5654) [ Req 68]: MPLS-TP SHOULD support 1:n (including 1:1) shared mesh recovery.

272 views • 11 slides