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connect-and-protect: building a trust-based
connect-and-protect: building a trust-based

... industrial internet by 2020. They note that today’s focus on improved return on investment on internet advertising will give way to the much greater value created from the analysis of the data generated by IoT, the estimated cumulative effect of which is expected to top $1.7 trillion by 2020. As IoT ...
Developing IP Networks in the Automotive Embedded Environment
Developing IP Networks in the Automotive Embedded Environment

... #2 – Transmit / Analyze Packets ...
3rd Edition, Chapter 5
3rd Edition, Chapter 5

...  PPP for dial-up access  point-to-point link between Ethernet switch and host  broadcast (shared wire or medium)  traditional Ethernet  upstream HFC  802.11 wireless LAN ...
3rd Edition, Chapter 5
3rd Edition, Chapter 5

... framing, link access:  encapsulate datagram into frame, adding header, trailer  channel access if shared medium  “MAC” addresses used in frame headers to identify source, dest • different from IP address! ...
Bluetooth-an Enabler for Personal Area Networking Presentation
Bluetooth-an Enabler for Personal Area Networking Presentation

... often referred to as a personal area network (PAN). Access to the Internet via a (public)wireless LAN (WLAN) access point and/or via a third-generation (3G) cellular phone would enable the devices in the PAN to be constantly on-line. Bluetooth presents a number of technical challenges from a network ...
Template
Template

... Perimeter(config)# access-list 101 permit tcp host 200.1.1.11 eq 25 any Perimeter(config)# access-list 101 permit tcp host 200.1.1.11 any eq 25 Perimeter(config)# access-list 101 permit udp host 200.1.1.12 eq 53 any Perimeter(config)# access-list 101 permit udp host 200.1.1.12 any eq 53 Perimeter(co ...
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Chapter 10
Chapter 10

... The address is checked to see if the frame is directly addressed to the router interface, or if it is a broadcast. In either of these two cases, the frame is accepted. Otherwise, the frame is discarded since it is destined for another device on the collision domain. The accepted frame has the Cyclic ...
Influence of Network Load on the Performance of Opportunistic Scanning
Influence of Network Load on the Performance of Opportunistic Scanning

... The general concept of opportunistic scanning is driven by the paradigm that seamless connectivity (as seen by the end user) does not mean guaranteeing zero-delay, interruption-free communication but limiting the duration and frequency of possible interruptions to an upper bound not affection the Qo ...
IP: Internet Protocol
IP: Internet Protocol

... The length of the header in 32-bit words. Note that the minimum value for a correct header is 5. The total length of the IP datagram in bytes (data and header) Sets an upper limit on the number of routers through which a datagram can pass. It is initialized by the sender (often 32 or 64) and decreme ...
Networks
Networks

... A- Connectivity is the ability of the network to move information from one point to another, regardless of the technologies used, by making the links and ensuring the integrity of the information B- Interoperability is the ability of network elements, the generic name given to items of equipment on ...
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...  For users: quality of service ...
Tomorrow’s In-Car Interconnect? A Competitive Evaluation of IEEE 802.1 AVB
Tomorrow’s In-Car Interconnect? A Competitive Evaluation of IEEE 802.1 AVB

... a probability of 99% over a single overprovisioned switch with limited in-car foreground traffic. The partitioning of a network and the forground load strongly influence the performance of control information. In [16], [17] different topologies based on a switched Ethernet network with in-car applic ...
Chapter 11 Interior Routing Protocols
Chapter 11 Interior Routing Protocols

... • Each block of information lists all ASs visited on this route — Enables router to perform policy routing — E.g. avoid path to avoid transiting particular AS — E.g. link speed, capacity, tendency to become congested, and overall quality of operation, security — E.g. minimizing number of transit Ass ...
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... • Admission Control executed by Service Invocation Module at edges – Ingress A -> network resources – Egress B -> access link resources to receiver B 25 January 2001 ...
GPRS in BSS overview
GPRS in BSS overview

... •SMS is a good example of just how hungry users are for data services. • The main Objective of GPRS is to offer the access to standard data networks, using protocols e.g. TCP/IP and X.25 ...
SDN and Dual Control Planes on One Switch
SDN and Dual Control Planes on One Switch

... There are many SDN schools and OpenFlow is one of them. In the past two years, four OpenFlow versions, OpenFlow 1.0, 1.1, 1.2, and 1.3 have been released. Whenever a new version is released, the earlier ones cannot be used on devices. When OpenFlow 1.3 was released, some people claimed that the earl ...
Networking and Web slides
Networking and Web slides

... Protocols at this level transmit data in a network representation that is independent of the representations used in individual computers, which may differ. Encryption is also performed in this layer, if required. At this level reliability and adaptation are performed, such as detection of failures ...
Chapter 14: Distributed Operating Systems
Chapter 14: Distributed Operating Systems

... 1. If the link from A to B has failed, this must be broadcast to every site in the system 2. If a site has failed, every other site must also be notified indicating that the services offered by the failed site are no longer ...
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... – Cost, data rate, reliability, number of devices supported, distance between units Understanding Operating Systems, Fifth Edition ...
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Cisco Billing Architecture & Strategy

... – service based on knowledge of network utilization – apply this knowledge to identify price-quantity relationships that satisfy broadest range of user needs ...
Introduction to the MEF
Introduction to the MEF

... To reduce operating and capital expenditures, many enterprises are considering consolidating their voice, data, and video traffic onto a single converged, packetbased network Despite the availability of Ethernet metro and WAN services, many enterprises are still searching for solutions that fully ad ...
Ch. 8 TCP/IP Suite Error and Control Messages (ICMP)
Ch. 8 TCP/IP Suite Error and Control Messages (ICMP)

... Each of these individual networks provides clock synchronization in its own way. As a result, hosts on different networks who are trying to communicate using software that requires time synchronization can sometimes encounter problems. The ICMP timestamp message type is designed to help alleviate th ...
Museum Victoria Multimedia Delivery
Museum Victoria Multimedia Delivery

... • Why is connection admission control in B-ISDN more difficult than in N-ISDN? • Is ATM a layer 2 (data link) or layer 3 (network) protocol? • Why not overcome the time propagation delay problem by installing switches with large buffers? • Suppose we have a video sequence whose mean bandwidth is 1 M ...
Cisco 1600 Series Router Architecture - weblearn.hs
Cisco 1600 Series Router Architecture - weblearn.hs

... The router configuration file, which is stored in NVRAM, can contain boot system commands. For example: boot system flash slot0:c1600-sy-l.122-1a.bin This forces the RxBoot to look for the file "c1600-sy-l.122-1a.bin" on the Flash device called "slot0:". The boot system directive in the router confi ...
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Deep packet inspection

Deep Packet Inspection (DPI, also called complete packet inspection and Information eXtraction or IX) is a form of computer network packet filtering that examines the data part (and possibly also the header) of a packet as it passes an inspection point, searching for protocol non-compliance, viruses, spam, intrusions, or defined criteria to decide whether the packet may pass or if it needs to be routed to a different destination, or, for the purpose of collecting statistical information. There are multiple headers for IP packets; network equipment only needs to use the first of these (the IP header) for normal operation, but use of the second header (TCP, UDP etc.) is normally considered to be shallow packet inspection (usually called Stateful Packet Inspection) despite this definition.There are multiple ways to acquire packets for deep packet inspection. Using port mirroring (sometimes called Span Port) is a very common way, as well as an optical splitter.Deep Packet Inspection (and filtering) enables advanced network management, user service, and security functions as well as internet data mining, eavesdropping, and internet censorship. Although DPI technology has been used for Internet management for many years, some advocates of net neutrality fear that the technology may be used anticompetitively or to reduce the openness of the Internet.DPI is used in a wide range of applications, at the so-called ""enterprise"" level (corporations and larger institutions), in telecommunications service providers, and in governments.
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