Blue Gene/L system architecture
... • Subnet manager (SM): discovering, configuring, activating and managing the subnet • A subnet management agent (SMA) in every device generates, responses to control packets (subnet management packets (SMPs)), and configures local components for subnet management • SM exchange control packets with S ...
... • Subnet manager (SM): discovering, configuring, activating and managing the subnet • A subnet management agent (SMA) in every device generates, responses to control packets (subnet management packets (SMPs)), and configures local components for subnet management • SM exchange control packets with S ...
presentation source
... • Only observable because all of the following were true (take out 1, the problem vanishes) – Receiver using deferred ACKs – Sender not sending all MSS sized data – Bandwidth high enough and window small enough so that the window can be filled before the deferred ACK interval expires (rare at 10mbps ...
... • Only observable because all of the following were true (take out 1, the problem vanishes) – Receiver using deferred ACKs – Sender not sending all MSS sized data – Bandwidth high enough and window small enough so that the window can be filled before the deferred ACK interval expires (rare at 10mbps ...
ADSL Network - Binus Repository
... • Generally, permanent virtual circuits (PVCs) that have been preconfigured by the carrier are used. • Virtual circuits may be established dynamically by sending signaling messages to the network. In this case they are called switched virtual circuits (SVCs). ...
... • Generally, permanent virtual circuits (PVCs) that have been preconfigured by the carrier are used. • Virtual circuits may be established dynamically by sending signaling messages to the network. In this case they are called switched virtual circuits (SVCs). ...
Routing
... Media Access (OSI layers 1 & 2) • All network topologies require that network devices use a common carrier medium to access network resources – e.g. copper cabling, optical fibre, radio waves ...
... Media Access (OSI layers 1 & 2) • All network topologies require that network devices use a common carrier medium to access network resources – e.g. copper cabling, optical fibre, radio waves ...
CSC 335 Data Communications and Networking I
... • Definition – all parties involved in a communication must agree in a set of rules to be used when exchanging messages. Thus, the set of rules which both the sender and the receiver all comply with is called protocol. • A protocol specifies the message format, meanings, and the procedures is known ...
... • Definition – all parties involved in a communication must agree in a set of rules to be used when exchanging messages. Thus, the set of rules which both the sender and the receiver all comply with is called protocol. • A protocol specifies the message format, meanings, and the procedures is known ...
Lecture15Slides
... real-time media content that’s delivered. Transmitting media data across the net in real-time requires high network throughput. It’s easier to compensate for lost data than to compensate for large delays in receiving the data. This is very different from accessing static data such as a file, where t ...
... real-time media content that’s delivered. Transmitting media data across the net in real-time requires high network throughput. It’s easier to compensate for lost data than to compensate for large delays in receiving the data. This is very different from accessing static data such as a file, where t ...
Convergence
... • Switches are now connected to networks • Carriers with switches buy exclusive access to fiber optic channels – Indefeasible Right to Use (IRU) – carrier purchases the rights to a set number of fiber strands from owners of fiber network ...
... • Switches are now connected to networks • Carriers with switches buy exclusive access to fiber optic channels – Indefeasible Right to Use (IRU) – carrier purchases the rights to a set number of fiber strands from owners of fiber network ...
Mobile Computing Seminar Technologies and standards in wireless
... the author believes that they scale well. Bluetooth has small cells (piconets), therefore it should scale well, although there can be only 10 piconets per coverage area, which could perhaps limit ...
... the author believes that they scale well. Bluetooth has small cells (piconets), therefore it should scale well, although there can be only 10 piconets per coverage area, which could perhaps limit ...
slides - Computer Science Department
... the flow rules in the flow tables of OpenFlow switches OpenFlow protocol: A secure protocol for an OpenFlow controller to set up the flow tables in OpenFlow switches ...
... the flow rules in the flow tables of OpenFlow switches OpenFlow protocol: A secure protocol for an OpenFlow controller to set up the flow tables in OpenFlow switches ...
Communication Network Protocols
... connection-oriented services used by higher-layer protocols. IEEE 802.2 defines a number of fields in data link layer frames that enable multiple higher-layer protocols to share a single physical data link. The Media Access Control (MAC) sublayer of the data link layer manages protocol access to the ...
... connection-oriented services used by higher-layer protocols. IEEE 802.2 defines a number of fields in data link layer frames that enable multiple higher-layer protocols to share a single physical data link. The Media Access Control (MAC) sublayer of the data link layer manages protocol access to the ...
CSC 110 - Intro. to Computing
... Collision occurs when multiple nodes send data to center node at same time Bad news: central node cannot differentiate all the different data Good news: central node serves as traffic cop ...
... Collision occurs when multiple nodes send data to center node at same time Bad news: central node cannot differentiate all the different data Good news: central node serves as traffic cop ...
SP: A Unifying Link Abstraction
... Neither MR nor SD know about each other SP’s message pool allows batching and power savings Overall power savings of 35% extends node lifetime by over 54% ...
... Neither MR nor SD know about each other SP’s message pool allows batching and power savings Overall power savings of 35% extends node lifetime by over 54% ...
Network - University of Surrey
... − A “thing” has the following properties: − It’s usually powered by battery. This implies limited source of energy. − It’s generally small in size and low in cost. This limits their computing capability. − It doesn’t usually perform complicated tasks. ...
... − A “thing” has the following properties: − It’s usually powered by battery. This implies limited source of energy. − It’s generally small in size and low in cost. This limits their computing capability. − It doesn’t usually perform complicated tasks. ...
Data Link Layer
... achieve lifetimes of years on low-cost batteries, current radios must operate at duty cycle of less than 1% or even 0.1%. When all nodes are sleeping more than 99% of the time, providing a mesh network is a challenge! ...
... achieve lifetimes of years on low-cost batteries, current radios must operate at duty cycle of less than 1% or even 0.1%. When all nodes are sleeping more than 99% of the time, providing a mesh network is a challenge! ...
Chapter 8
... Traditional (10Base-T) Ethernet networks run at 10 Mbps; newer 100 Mbps and 1 Gbps versions are now available. ...
... Traditional (10Base-T) Ethernet networks run at 10 Mbps; newer 100 Mbps and 1 Gbps versions are now available. ...
Networks - What are They
... Accept data from the session layer Immediately above Subdivide into packets that are compatible with the network layer Immediately below Desire transactions to be implemented such that Hardware appears invisible to the higher layers Must accommodate Speed demands High speed Subdivide problem into mu ...
... Accept data from the session layer Immediately above Subdivide into packets that are compatible with the network layer Immediately below Desire transactions to be implemented such that Hardware appears invisible to the higher layers Must accommodate Speed demands High speed Subdivide problem into mu ...
T b - KTH
... • Telepoint – a base station set up in a public place, such as an airport (no market success). ...
... • Telepoint – a base station set up in a public place, such as an airport (no market success). ...
CSE 524: Lecture 8 - Tamkang University
... – 10% of alternate routes have 50% lower latency – 75-85% have lower loss rates ...
... – 10% of alternate routes have 50% lower latency – 75-85% have lower loss rates ...