ppt
... Multiple types of service Variety of networks Management of resources Cost-effective Low entry-cost Accountability for resources Where is security? ...
... Multiple types of service Variety of networks Management of resources Cost-effective Low entry-cost Accountability for resources Where is security? ...
Internet Routing Technology Primer & On the edge in 2 hrs
... Requirements for the Next Generation Internet forwarding • Characteristics for QoS support – Low latency: Low forwarding overhead, regardless of route table size (may vary from 1 to thousands). – Low jitter: Consistent forwarding overhead, regardless of route table size (may vary from 1 to thousand ...
... Requirements for the Next Generation Internet forwarding • Characteristics for QoS support – Low latency: Low forwarding overhead, regardless of route table size (may vary from 1 to thousands). – Low jitter: Consistent forwarding overhead, regardless of route table size (may vary from 1 to thousand ...
Chap 3 Layer 3 Protocol
... RIP The most common method to transfer routing information between routers Determine which path it will use to send data, based on a concept known as distancevector ...
... RIP The most common method to transfer routing information between routers Determine which path it will use to send data, based on a concept known as distancevector ...
Document
... Protocol layering and data Each layer takes data from above adds header information to create new data unit passes new data unit to layer below source ...
... Protocol layering and data Each layer takes data from above adds header information to create new data unit passes new data unit to layer below source ...
Questions from CIS410 Section 2
... 20. _______line will accommodate Ti and T2. T3 and T4 require a high4requency medium such as microwave or fiber optic. a. Copper b. Silver c. Twisted cable d. Non of the above ...
... 20. _______line will accommodate Ti and T2. T3 and T4 require a high4requency medium such as microwave or fiber optic. a. Copper b. Silver c. Twisted cable d. Non of the above ...
Communication-Centric Design
... • Latencies on-chip are much lower than in previous parallel machines. This should make programming easier + new oppurtinities • Easy to increase number of cores as underlying fabrication technology scales • Simply an engineering problem? ...
... • Latencies on-chip are much lower than in previous parallel machines. This should make programming easier + new oppurtinities • Easy to increase number of cores as underlying fabrication technology scales • Simply an engineering problem? ...
Overlay Networks
... Overlay Networks A logical network built on top of a physical network Overlay links are tunnels through the underlying network Many logical networks may coexist at once Over the same underlying network And providing its own particular service Nodes are often end hosts Acting as interm ...
... Overlay Networks A logical network built on top of a physical network Overlay links are tunnels through the underlying network Many logical networks may coexist at once Over the same underlying network And providing its own particular service Nodes are often end hosts Acting as interm ...
Data Communication Network
... Each packet contains a virtual circuit identifier instead of destination address, and each node on the preestablished route knows where to forward such packets. ◦ The node need not make a routing decision for each packet. ...
... Each packet contains a virtual circuit identifier instead of destination address, and each node on the preestablished route knows where to forward such packets. ◦ The node need not make a routing decision for each packet. ...
presentation source
... TCP Performance vs. Loss Curtis Villamizar • Very high performance requires very low loss • Performance drops off above 1% loss • TCP can move bits under high loss, but response may get very slow • TCP-dominated nets are *NOT* prone to congestion collapse, but are more efficient with a smaller numb ...
... TCP Performance vs. Loss Curtis Villamizar • Very high performance requires very low loss • Performance drops off above 1% loss • TCP can move bits under high loss, but response may get very slow • TCP-dominated nets are *NOT* prone to congestion collapse, but are more efficient with a smaller numb ...
The Network Layer in the Internet
... contact. From the responses, each router learns who its neighbors are. OSPF works by exchanging information between adjacent routers, which is not the same as between neighboring routers. For example, it is not efficient to have every router on the LAN talk to every other router on the LAN. To avoid ...
... contact. From the responses, each router learns who its neighbors are. OSPF works by exchanging information between adjacent routers, which is not the same as between neighboring routers. For example, it is not efficient to have every router on the LAN talk to every other router on the LAN. To avoid ...
3rd Edition: Chapter 4
... Flow Label: identify datagrams in same “flow.” (concept of“flow” not well defined). Next header: identify upper layer protocol for data ...
... Flow Label: identify datagrams in same “flow.” (concept of“flow” not well defined). Next header: identify upper layer protocol for data ...
Internet2 and JGN2: areas for collaboration
... are point-to-point circuit like paths. Each link may have attributes – for example, bandwidth. Attributes may determine the ability to concatenate links. Examples include • Nodes are lambda switches with waves forming circuits – attributes include colors and bandwidth, etc. • Nodes are SONET switche ...
... are point-to-point circuit like paths. Each link may have attributes – for example, bandwidth. Attributes may determine the ability to concatenate links. Examples include • Nodes are lambda switches with waves forming circuits – attributes include colors and bandwidth, etc. • Nodes are SONET switche ...
K-1A Final exam study Guide * In relationship to the OSI layer model
... - For example: Two EiGRP routers (R1 and R2) and they are directly connected. However, they cannot establish the neighbor relationship. Can you figure out why (see diagram below)? ...
... - For example: Two EiGRP routers (R1 and R2) and they are directly connected. However, they cannot establish the neighbor relationship. Can you figure out why (see diagram below)? ...
Lecture 5 - Lyle School of Engineering
... Messages are constant length - depends on number of links per router, but does not depend on network size Routing updates are sent only for significant changes OSPF allows hierarchical routing - network is divided into areas, which reduces routing traffic ...
... Messages are constant length - depends on number of links per router, but does not depend on network size Routing updates are sent only for significant changes OSPF allows hierarchical routing - network is divided into areas, which reduces routing traffic ...
B227_2001_ASS2SOLUTIONS
... Explain in simple terms with the aid of a diagram the Shortest Path routing algorithm and how the deletion or insertion of a node on a subnet would be dealt with in a static routing algorithm such as the Flow-based routing algorithm. (8 marks) The shortest path algorithm is concerned with finding th ...
... Explain in simple terms with the aid of a diagram the Shortest Path routing algorithm and how the deletion or insertion of a node on a subnet would be dealt with in a static routing algorithm such as the Flow-based routing algorithm. (8 marks) The shortest path algorithm is concerned with finding th ...
Intro to MANs and WANs - Pennsylvania State University
... through the subnet and all packets from one connection follow this path. Virtual path is not physically real, but acts like a circuit. It exists only in software of the routers. Not used in today’s internet. ...
... through the subnet and all packets from one connection follow this path. Virtual path is not physically real, but acts like a circuit. It exists only in software of the routers. Not used in today’s internet. ...
ppt - Computer Science & Engineering
... e.g. timestamp, record route taken, specify list of routers to visit. ...
... e.g. timestamp, record route taken, specify list of routers to visit. ...
Fiber Optic Communications
... – Fibre Channel • Used for connections of servers to shared storage devices over short distances ...
... – Fibre Channel • Used for connections of servers to shared storage devices over short distances ...
module_52
... by routers and hosts. It is up to IP in the destination host to gather up the incoming fragments and rebuild the original datagram, before passing it to the upper layer. Fragmentation most often is performed in a router. Fragmentation is a performance killer. ...
... by routers and hosts. It is up to IP in the destination host to gather up the incoming fragments and rebuild the original datagram, before passing it to the upper layer. Fragmentation most often is performed in a router. Fragmentation is a performance killer. ...