TCP/IP Sections: 13.7, 13.8, 13.11, 13.12
... real address) is often the victim in this scheme. Error and return packets can disrupt or flood the victims network connections. IP spoofing should be denied at border router by blocking outgoing packets whose source address is not within your address space. If a network uses private address space, ...
... real address) is often the victim in this scheme. Error and return packets can disrupt or flood the victims network connections. IP spoofing should be denied at border router by blocking outgoing packets whose source address is not within your address space. If a network uses private address space, ...
Chapter 9
... – TCP/IP combines the OSI data link and physical layers into one layer – TCP/IP appears simpler because it has fewer layers – TCP/IP transport layer using UDP does not always guarantee reliable delivery of packets as the transport layer in the OSI model does ...
... – TCP/IP combines the OSI data link and physical layers into one layer – TCP/IP appears simpler because it has fewer layers – TCP/IP transport layer using UDP does not always guarantee reliable delivery of packets as the transport layer in the OSI model does ...
An Overview on Ad Hoc Networks
... a cell and every node in the cell can be reached by the infrastructure. So the node can send a packet to another node in the cell via infrastructure and without single- or multi-hop. If the destination node is in another cell, the infrastructure can relay to another station, in which the destination ...
... a cell and every node in the cell can be reached by the infrastructure. So the node can send a packet to another node in the cell via infrastructure and without single- or multi-hop. If the destination node is in another cell, the infrastructure can relay to another station, in which the destination ...
991026-ORAP-GHW
... Virtual laboratories Digital libraries Visualization and virtual reality ...
... Virtual laboratories Digital libraries Visualization and virtual reality ...
Solutions Brief - Coriant Transcend™ SDN Solution
... bandwidth, latency, resilience schemes). The Transport Controller ensures the SLA during routing and service configuration using the most cost-effective implementation. The controller supervises the service according to defined SLA parameters during the service lifetime. In case of network events, t ...
... bandwidth, latency, resilience schemes). The Transport Controller ensures the SLA during routing and service configuration using the most cost-effective implementation. The controller supervises the service according to defined SLA parameters during the service lifetime. In case of network events, t ...
Troubleshooting Networking Problems
... (computers, printers, other switches) • Data is broadcast from the switches out to the nodes • A Bridge Loop is caused by one or more of the radiating connections being connected back into the switch • This “loop” in the network causes a “Broadcast storm” which can eventually cripple your network ...
... (computers, printers, other switches) • Data is broadcast from the switches out to the nodes • A Bridge Loop is caused by one or more of the radiating connections being connected back into the switch • This “loop” in the network causes a “Broadcast storm” which can eventually cripple your network ...
Combining circuit and packet based services in converging networks
... • The problem may be solved with utilising mobile network CS services for real-time media and PS services for other types of media • For this purpose the 3rd Generation Partnership Project has standardised Circuit Switched IMS Combinational Services (CSICS) • The objective is: – To study in which st ...
... • The problem may be solved with utilising mobile network CS services for real-time media and PS services for other types of media • For this purpose the 3rd Generation Partnership Project has standardised Circuit Switched IMS Combinational Services (CSICS) • The objective is: – To study in which st ...
MPLS PPT
... MPLS is a highly scalable, protocol agnostic, data-carrying mechanism. In an MPLS network, data packets are assigned labels. Packetforwarding decisions are made solely on the contents of this label, without the need to examine the packet itself. This allows one to create end-to-end circuits across a ...
... MPLS is a highly scalable, protocol agnostic, data-carrying mechanism. In an MPLS network, data packets are assigned labels. Packetforwarding decisions are made solely on the contents of this label, without the need to examine the packet itself. This allows one to create end-to-end circuits across a ...
11 imaging informati..
... images. It provides archives for storage of multimodality images, integrates images with patient database information, facilitates laser printing of images, and displays both images and patient information at work stations throughout the network. It also allows viewing of images in remote locations. ...
... images. It provides archives for storage of multimodality images, integrates images with patient database information, facilitates laser printing of images, and displays both images and patient information at work stations throughout the network. It also allows viewing of images in remote locations. ...
20110201-schmiedt_wang-openflow
... The big picture from a Technology point of view … • OpenFlow is part of an answer to the “ossification” problem we see in networking: it provides a platform for innovation and rapid deployment of new protocols in real networks. • OpenFlow can represent a major shift in the way we think of and opera ...
... The big picture from a Technology point of view … • OpenFlow is part of an answer to the “ossification” problem we see in networking: it provides a platform for innovation and rapid deployment of new protocols in real networks. • OpenFlow can represent a major shift in the way we think of and opera ...
FTTH Explained
... introduced. Innovation would be required to tackle the high cost of access networks, address deployment velocity and improve network reliability. All FTTH networks inherently are designed to deliver an optical fiber to the subscriber. Their design though is highly dependent on the unique nature of t ...
... introduced. Innovation would be required to tackle the high cost of access networks, address deployment velocity and improve network reliability. All FTTH networks inherently are designed to deliver an optical fiber to the subscriber. Their design though is highly dependent on the unique nature of t ...
Mobile IP
... Specific routes to end-systems? Change of all routing table entries to forward packets to the right destination Does not scale with the number of mobile hosts and frequent changes in the location IP hierarchies can not be used. ...
... Specific routes to end-systems? Change of all routing table entries to forward packets to the right destination Does not scale with the number of mobile hosts and frequent changes in the location IP hierarchies can not be used. ...
PPT - Networked Systems Laboratory
... – A node sending data to PC over serial port (Wired node) – A co-located node sending data to the PC over the wireless ...
... – A node sending data to PC over serial port (Wired node) – A co-located node sending data to the PC over the wireless ...
Part I: Introduction
... Excessive congestion: packet delay and loss ► protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? ► bandwidth guarantees needed for audio/video apps ► still an unsolved problem (chapter 6) Introduction ...
... Excessive congestion: packet delay and loss ► protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? ► bandwidth guarantees needed for audio/video apps ► still an unsolved problem (chapter 6) Introduction ...
chap02
... Client/Server Network • Consists of general-purpose personal computers which are called clients and special high-performance computers called servers - there is no special need for the 'server' to have any more or less power than the clients • Servers enable clients to: – share data – store data – ...
... Client/Server Network • Consists of general-purpose personal computers which are called clients and special high-performance computers called servers - there is no special need for the 'server' to have any more or less power than the clients • Servers enable clients to: – share data – store data – ...
PPT
... • Authentication: Authentication is optional. PPP supports two authentication protocols: Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP). • Network protocol configuration: PPP has network control protocols (NCPs) for numerous network layer protocols. The ...
... • Authentication: Authentication is optional. PPP supports two authentication protocols: Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP). • Network protocol configuration: PPP has network control protocols (NCPs) for numerous network layer protocols. The ...
ppt1 - People.cs.uchicago.edu
... demand curves (this way less over-provisioning is necessary for each of them) Move service delivery closer to the user ...
... demand curves (this way less over-provisioning is necessary for each of them) Move service delivery closer to the user ...
Proceedings of the 5th Symposium on Operating Systems Design and Implementation USENIX Association
... offer more control over the target platform, but they may miss important system interactions, and they do not support direct execution of software prototypes. This paper advocates network emulation as a technique for evaluating Internet-scale distributed systems. Network emulators subject traffic to ...
... offer more control over the target platform, but they may miss important system interactions, and they do not support direct execution of software prototypes. This paper advocates network emulation as a technique for evaluating Internet-scale distributed systems. Network emulators subject traffic to ...
COS 420 day 13
... Effective delay depends on traffic (delay increases as traffic increases) Using delay as metric means routing traffic where delay is low Increased traffic raises delay, which means route changes Routes tend to oscillate ...
... Effective delay depends on traffic (delay increases as traffic increases) Using delay as metric means routing traffic where delay is low Increased traffic raises delay, which means route changes Routes tend to oscillate ...
network
... • Path MTU discovery involves sending various size datagrams until they do not require fragmentation along the path • Most links use MTU >= 1500 bytes today ...
... • Path MTU discovery involves sending various size datagrams until they do not require fragmentation along the path • Most links use MTU >= 1500 bytes today ...
Redundant Network Architecture
... “In the Internet era, reliability is becoming something you have to build, not something you buy. That is hard work, and it requires intelligence, skills and budget. Reliability is not part of the basic package.” Joel Snyder – Network World Test Alliance 1/10/2000 “Reliability: Something you build, ...
... “In the Internet era, reliability is becoming something you have to build, not something you buy. That is hard work, and it requires intelligence, skills and budget. Reliability is not part of the basic package.” Joel Snyder – Network World Test Alliance 1/10/2000 “Reliability: Something you build, ...
CMPT 371: Chapter 1 - Simon Fraser University
... 640,000 bits from host A to host B over a circuit-switched network? All links are 1.536 Mbps Each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...
... 640,000 bits from host A to host B over a circuit-switched network? All links are 1.536 Mbps Each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...