Link State Routing Protocols-pgb
... -Each routers learns about its own directly connected networks -Link state routers exchange hello packet to “meet” other directly connected link state routers. -Each router builds its own Link State Packet (LSP) which includes information about neighbors such as neighbor ID, link type, & bandwidth. ...
... -Each routers learns about its own directly connected networks -Link state routers exchange hello packet to “meet” other directly connected link state routers. -Each router builds its own Link State Packet (LSP) which includes information about neighbors such as neighbor ID, link type, & bandwidth. ...
Application Layer
... • Performs packetization and reassembly • Breaking up a large message into smaller packets • Numbering the packets and • Reassembling them at the destination end • Ensures reliable delivery of packets ...
... • Performs packetization and reassembly • Breaking up a large message into smaller packets • Numbering the packets and • Reassembling them at the destination end • Ensures reliable delivery of packets ...
BGP Vector Routing
... BGP Vector Routing BGP based mechanism to create arbitrary forwarding topologies as well as facilitate Service Chaining ...
... BGP Vector Routing BGP based mechanism to create arbitrary forwarding topologies as well as facilitate Service Chaining ...
Limitations of Layer2 switching
... common intra-domain routing protocol and construct TFIB corresponding to destinations within the domain All border TSRs or TERs within a domain and directly connected TERs from other domains also exchange Tag binding information via inter-domain routing protocol ...
... common intra-domain routing protocol and construct TFIB corresponding to destinations within the domain All border TSRs or TERs within a domain and directly connected TERs from other domains also exchange Tag binding information via inter-domain routing protocol ...
ch16
... currently being transmitted over that link. If two or more sites begin transmitting at exactly the same time, then they will register a CD and will stop transmitting When the system is very busy, many collisions may occur, and thus performance may be degraded CSMA/CD is used successfully in the Et ...
... currently being transmitted over that link. If two or more sites begin transmitting at exactly the same time, then they will register a CD and will stop transmitting When the system is very busy, many collisions may occur, and thus performance may be degraded CSMA/CD is used successfully in the Et ...
View
... costs to neighbors, iterative process of computation, exchange of partial information with neighbors. The least cost between any two nodes is the route with minimum distance RIP is an implementation of this approach ...
... costs to neighbors, iterative process of computation, exchange of partial information with neighbors. The least cost between any two nodes is the route with minimum distance RIP is an implementation of this approach ...
Routing protocol Chapter 4 4.1 Introduction
... updated as routing update messages are received by a node. Once a topology change occurs (for example a link goes down), and the changes to the distances are distributes through the network , the routing tables will not immediately see the change because some nodes will still consider the link as ac ...
... updated as routing update messages are received by a node. Once a topology change occurs (for example a link goes down), and the changes to the distances are distributes through the network , the routing tables will not immediately see the change because some nodes will still consider the link as ac ...
An Information-Theoretic View of Connectivity in Wireless Sensor
... the ultimate limits on the information transfer rate from a source to the destination in a large network with unreliable nodes. Under such a context, we de£ne connectivity as follows: The network is connected at rate R(n) if, for a randomly picked source-destination pair, we can guarantee that the s ...
... the ultimate limits on the information transfer rate from a source to the destination in a large network with unreliable nodes. Under such a context, we de£ne connectivity as follows: The network is connected at rate R(n) if, for a randomly picked source-destination pair, we can guarantee that the s ...
Chapter 9 - John Rouda
... Routing Strategies (continued) • Open shortest path first (OSPF) – Network state determined first – Transmission path selected – Update messages sent when changes in routing environment occur • Reduces number of messages in internetwork • Reduces message size: not sending entire table ...
... Routing Strategies (continued) • Open shortest path first (OSPF) – Network state determined first – Transmission path selected – Update messages sent when changes in routing environment occur • Reduces number of messages in internetwork • Reduces message size: not sending entire table ...
![powerpoint [] slides](http://s1.studyres.com/store/data/008753039_1-19f22e77ac6be2b6e051d3872ceee1d0-300x300.png)
powerpoint [] slides
... = L/R, significant for low-speed links dprop = propagation delay a few microsecs to hundreds of msecs ...
... = L/R, significant for low-speed links dprop = propagation delay a few microsecs to hundreds of msecs ...
Utility-Maximizing Data Dissemination in Socially Selfish
... maximization in a cognitive radio network. To the best of our knowledge, this is the first work investigating the impact of social selfishness on protocol design in cognitive ratio networks. ⊲ We propose a back-pressure-style joint end-to-end rate control, routing, and channel allocation protocol fo ...
... maximization in a cognitive radio network. To the best of our knowledge, this is the first work investigating the impact of social selfishness on protocol design in cognitive ratio networks. ⊲ We propose a back-pressure-style joint end-to-end rate control, routing, and channel allocation protocol fo ...
Routing for Wireless Sensor Network
... Transport Layer – Protocol are still unexplored – They may be purely UDP-type protocols, because each sensor node has limited memory and power ...
... Transport Layer – Protocol are still unexplored – They may be purely UDP-type protocols, because each sensor node has limited memory and power ...
PPT - USC`s Center for Computer Systems Security
... but doesn’t hurt legitimate traffic much – “Assume guilty until proven innocent” technique will briefly drop all outgoing connection attempts (for a specific service) from a suspicious host – After a while just assume that host is healthy, even if not proven so – This should slow down worms but caus ...
... but doesn’t hurt legitimate traffic much – “Assume guilty until proven innocent” technique will briefly drop all outgoing connection attempts (for a specific service) from a suspicious host – After a while just assume that host is healthy, even if not proven so – This should slow down worms but caus ...
Core of Multicast VPNs
... In case of P2MP RSVP-TE, there are three P2P sub-LSPs built from the ingress PE to the leaves in the control plane. In the data plane, these sub-LSPs are merged to form one P2MP LSP. The core router has to maintain state for each individual leaf. The ingress PE has to maintain three sub-LSPs. In cas ...
... In case of P2MP RSVP-TE, there are three P2P sub-LSPs built from the ingress PE to the leaves in the control plane. In the data plane, these sub-LSPs are merged to form one P2MP LSP. The core router has to maintain state for each individual leaf. The ingress PE has to maintain three sub-LSPs. In cas ...
TCP for Mobile and Wireless Hosts
... • Nodes for which all paths from S go through the destination D also do not receive packet P (example: node N) ...
... • Nodes for which all paths from S go through the destination D also do not receive packet P (example: node N) ...
Routing II
... • A request of a class B address is granted only if the need is close to 64K addresses • A number of class C addresses is given to cover smaller expected number of hosts – More accurately match the amount of address space consumed to the size of requesting autonomous system, ...
... • A request of a class B address is granted only if the need is close to 64K addresses • A number of class C addresses is given to cover smaller expected number of hosts – More accurately match the amount of address space consumed to the size of requesting autonomous system, ...
Internet Design Principles (Cont.) and Link Layer
... Back to the End-to-End Principle Implementing such functionality in the network: • Doesn’t reduce host implementation complexity • Does increase network complexity • Probably imposes delay and overhead on all applications, even if they don’t need functionality • However, implementing in network can ...
... Back to the End-to-End Principle Implementing such functionality in the network: • Doesn’t reduce host implementation complexity • Does increase network complexity • Probably imposes delay and overhead on all applications, even if they don’t need functionality • However, implementing in network can ...
Specific Routing Protocols And MORE
... The master router continues to send advertisements, while the backup router listens. The master uses a virtual MAC address and IP address that the backup router is also configured for. If the master fails to transmit an advertisement for approximately 3 * advertisement interval, the backup router as ...
... The master router continues to send advertisements, while the backup router listens. The master uses a virtual MAC address and IP address that the backup router is also configured for. If the master fails to transmit an advertisement for approximately 3 * advertisement interval, the backup router as ...
Chapter9 (ICMP)
... precedence is violated. The requested precedence is not permitted for the destination Code 15 : The host is unreachable because its precedence was cut off. This message is generated when the network operators have imposed a minimum level of precedence for the operation of the network ...
... precedence is violated. The requested precedence is not permitted for the destination Code 15 : The host is unreachable because its precedence was cut off. This message is generated when the network operators have imposed a minimum level of precedence for the operation of the network ...
Part I: Introduction
... costs to neighbors iterative process of computation, exchange of info with neighbors “distance vector” algorithms ...
... costs to neighbors iterative process of computation, exchange of info with neighbors “distance vector” algorithms ...