Chapter 1 - Prof J. Noorul Ameen ME
... For large file transfer, bandwidth is critical For small messages (HTTP, NFS, etc.), latency is critical Variance in latency (jitter) can also affect some applications (e.g., audio/video conferencing) ...
... For large file transfer, bandwidth is critical For small messages (HTTP, NFS, etc.), latency is critical Variance in latency (jitter) can also affect some applications (e.g., audio/video conferencing) ...
CSCI3421_Ch4
... Routing can use global knowledge of the entire network (link-state routing) Routing can be decentralised and function in a distributed/iterative state (e.g., distance vector routing) Routing can be static (topology not changed) or dynamic (reacts to topological changes) Load-sensitive routing vary e ...
... Routing can use global knowledge of the entire network (link-state routing) Routing can be decentralised and function in a distributed/iterative state (e.g., distance vector routing) Routing can be static (topology not changed) or dynamic (reacts to topological changes) Load-sensitive routing vary e ...
Self-Organising Node Address Management in Ad
... A fundamental principle of ad-hoc networking is that any node is liable to fail, so we distribute a copy of the table to each joining node, along with a corresponding version number. When a node joins it is added to the table, and the version number is incremented. The election of a new leader is th ...
... A fundamental principle of ad-hoc networking is that any node is liable to fail, so we distribute a copy of the table to each joining node, along with a corresponding version number. When a node joins it is added to the table, and the version number is incremented. The election of a new leader is th ...
Lecture 1: Overview - Computer Science @ The College of
... the other way around, if D = duv). Of course such a delay would hold if messages follow shortest paths (the case for most routing algorithms). (5) latency is the total time to send a message including software overhead. Message latency is the time to send a zero-length message. (6) bandwidth is the ...
... the other way around, if D = duv). Of course such a delay would hold if messages follow shortest paths (the case for most routing algorithms). (5) latency is the total time to send a message including software overhead. Message latency is the time to send a zero-length message. (6) bandwidth is the ...
WPAN - Feng Xia
... – Low power consumption – Low cost – Designed to meet the demanding requirements of portable consumer imaging and multimedia applications ...
... – Low power consumption – Low cost – Designed to meet the demanding requirements of portable consumer imaging and multimedia applications ...
Mobile Communications - Georgetown University
... (reservation determines amount of time the data packet needs the medium) acknowledgement via CTS after SIFS by receiver (if ready to receive) sender can now send data at once, acknowledgement via ACK other stations store medium reservations distributed via RTS and CTS ...
... (reservation determines amount of time the data packet needs the medium) acknowledgement via CTS after SIFS by receiver (if ready to receive) sender can now send data at once, acknowledgement via ACK other stations store medium reservations distributed via RTS and CTS ...
Mobile Communications
... (reservation determines amount of time the data packet needs the medium) acknowledgement via CTS after SIFS by receiver (if ready to receive) sender can now send data at once, acknowledgement via ACK other stations store medium reservations distributed via RTS and CTS ...
... (reservation determines amount of time the data packet needs the medium) acknowledgement via CTS after SIFS by receiver (if ready to receive) sender can now send data at once, acknowledgement via ACK other stations store medium reservations distributed via RTS and CTS ...
Next Generation P2P Infrastructures
... • Under assumption that churn is a constant, these less popular items will generally not be accessible. • But experiments show that clients fall into two categories: – Well-connected clients that hang around – Poorly-connected clients that also churn – … this confuses the question ...
... • Under assumption that churn is a constant, these less popular items will generally not be accessible. • But experiments show that clients fall into two categories: – Well-connected clients that hang around – Poorly-connected clients that also churn – … this confuses the question ...
Document
... Ndatagrams: number of IP datagrams required Nsegments: number of TCP segments required (< or = Ndatagrams) N: number of networks ...
... Ndatagrams: number of IP datagrams required Nsegments: number of TCP segments required (< or = Ndatagrams) N: number of networks ...
lect22 - Computer and Information Sciences
... One flag byte followed by 01111101: discard second byte, continue data reception single 01111110 not followed by 01111101: flag byte 5: DataLink Layer 5a-44 ...
... One flag byte followed by 01111101: discard second byte, continue data reception single 01111110 not followed by 01111101: flag byte 5: DataLink Layer 5a-44 ...
Lecture #15: Network layer
... IP address: subnet part (high order bits) host part (low order bits) What’s a subnet ? device interfaces with same subnet part of IP address can physically reach each other without intervening router ...
... IP address: subnet part (high order bits) host part (low order bits) What’s a subnet ? device interfaces with same subnet part of IP address can physically reach each other without intervening router ...
Link-State Routing Reading: Sections 4.2 and 4.3.4
... –Corrects for possible corruption of the data ...
... –Corrects for possible corruption of the data ...
- ITECHPROSOLUTIONS
... Physical network aware task allocation While the proposed neighbor selection scheme achieves higher connectivity of the overlay network and increases the available number of nodes against physical network disruption, the overlay-based data mining architecture fails to output processing result when a ...
... Physical network aware task allocation While the proposed neighbor selection scheme achieves higher connectivity of the overlay network and increases the available number of nodes against physical network disruption, the overlay-based data mining architecture fails to output processing result when a ...
Thursday, October 25th
... “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” network many link types different characteristics uniform service difficult Network Layer 4-19 ...
... “dumb” end systems control, error recovery telephones simple inside network, complexity inside complexity at “edge” network many link types different characteristics uniform service difficult Network Layer 4-19 ...
LAN Systems
... • Developed for packet radio networks. • When station has frame, it sends. – Station listens (for max round trip time)plus small increment. – If received ACK, fine. If not, retransmit the frame. – If no ACK after repeated transmissions, give up. • Frames includes frame check sequence (as in HDLC). – ...
... • Developed for packet radio networks. • When station has frame, it sends. – Station listens (for max round trip time)plus small increment. – If received ACK, fine. If not, retransmit the frame. – If no ACK after repeated transmissions, give up. • Frames includes frame check sequence (as in HDLC). – ...
Routing Information Protocol (RIP)
... becomes invalid, the router does not immediately purge that route from its table • Instead, it continues to advertise the route with a metric value of 16 • At the same time, the garbage collection timer is set to 120 s for that route • When the count reaches zero, the route is purged from the table ...
... becomes invalid, the router does not immediately purge that route from its table • Instead, it continues to advertise the route with a metric value of 16 • At the same time, the garbage collection timer is set to 120 s for that route • When the count reaches zero, the route is purged from the table ...
LSD1526 - A Distributed Three-hop Routing
... attention due to their ultra-high performance. An efficient data routing protocol is important in such networks for high network capacity and scalability. However, most routing protocols for these networks simply combine the ad-hoc transmission mode with the cellular transmission mode, which inherit ...
... attention due to their ultra-high performance. An efficient data routing protocol is important in such networks for high network capacity and scalability. However, most routing protocols for these networks simply combine the ad-hoc transmission mode with the cellular transmission mode, which inherit ...
milcom 2004 - Institute for Human and Machine Cognition
... Sharing information between layers is possibly the most common goal of cross-layer strategies. Generally, lower layers will essentially notify upper layers of changes in minimum QoS capabilities as necessary. The middleware benefits from lower level information such as the set of neighbor nodes, the ...
... Sharing information between layers is possibly the most common goal of cross-layer strategies. Generally, lower layers will essentially notify upper layers of changes in minimum QoS capabilities as necessary. The middleware benefits from lower level information such as the set of neighbor nodes, the ...