Geometric Ad-Hoc Routing: Of Theory and Practice
... Ad Hoc and Sensor Networks – Roger Wattenhofer – 10/10 ...
... Ad Hoc and Sensor Networks – Roger Wattenhofer – 10/10 ...
PART II: Multi-layer TE in Metropolitan Area Networks
... priority traffic first and then try to restore low priority traffic. A major drawback is that a lower layer may not detect whether a higher layer is able to restore traffic or not and thus an explicit signal between the layers is required for this purpose. ...
... priority traffic first and then try to restore low priority traffic. A major drawback is that a lower layer may not detect whether a higher layer is able to restore traffic or not and thus an explicit signal between the layers is required for this purpose. ...
Network Layer
... If a packet’s TTL field drops to zero, ICMP Time Exceeded Message is sent to the source host - used by traceroute Network Layer ...
... If a packet’s TTL field drops to zero, ICMP Time Exceeded Message is sent to the source host - used by traceroute Network Layer ...
Experimental Evaluation of LANMAR, a Scalable
... we really do not fully understand how well LANMAR will perform and how it compares to other ad-hoc routing protocols in practice. In this paper, we describe our implementation of LANMAR in the Linux operation system and investigate the performance of the protocol in a real ad-hoc network to further ...
... we really do not fully understand how well LANMAR will perform and how it compares to other ad-hoc routing protocols in practice. In this paper, we describe our implementation of LANMAR in the Linux operation system and investigate the performance of the protocol in a real ad-hoc network to further ...
Weekly Review Slides - CSE Labs User Home Pages
... – process of determining how to send packets towards the destination based on its address: finding out neighbors, building routing tables – transferring data from source to destination CSci4211: ...
... – process of determining how to send packets towards the destination based on its address: finding out neighbors, building routing tables – transferring data from source to destination CSci4211: ...
Systems Area: OS and Networking
... Needs synchronization between sender and receiver In case of non-permanent conversations - Needs to dynamic bind a slot to a conservation - How to do this? ...
... Needs synchronization between sender and receiver In case of non-permanent conversations - Needs to dynamic bind a slot to a conservation - How to do this? ...
Chapter 3 review
... many segments back-toback If segment is lost, there will likely be many duplicate ACKs. ...
... many segments back-toback If segment is lost, there will likely be many duplicate ACKs. ...
Power Point Slides for Chap. 5
... – Examine all nodes connected to A (adjacent) relabeling them with distance to A – Also label adjacent nodes to a with the tag A so that we can construct a final path later. (In this case B, G are labeled with distance and A) – Examine tentatively labeled nodes & make the one with the smallest label ...
... – Examine all nodes connected to A (adjacent) relabeling them with distance to A – Also label adjacent nodes to a with the tag A so that we can construct a final path later. (In this case B, G are labeled with distance and A) – Examine tentatively labeled nodes & make the one with the smallest label ...
INORA - A Unified Signaling and Routing Mechanism for QoS... Mobile Ad hoc Networks
... QoS routing protocols search for routes with sufficient resources for the QoS requirements. These protocols work with the resource management mechanisms to establish paths through the network that meet end-to-end QoS requirements, such as delay or jitter bounds, bandwidth demand [5]. CEDAR[2] is an ...
... QoS routing protocols search for routes with sufficient resources for the QoS requirements. These protocols work with the resource management mechanisms to establish paths through the network that meet end-to-end QoS requirements, such as delay or jitter bounds, bandwidth demand [5]. CEDAR[2] is an ...
System Level Design for Clustered Wireless Sensor Networks
... of interest in a manufacturing cell (i.e. the end of a rail or around some robots). From a network perspective, these are all clustered topologies, and although the size and the position of these clusters may vary significantly for different applications, this similarity allows us to create protocol ...
... of interest in a manufacturing cell (i.e. the end of a rail or around some robots). From a network perspective, these are all clustered topologies, and although the size and the position of these clusters may vary significantly for different applications, this similarity allows us to create protocol ...
Introduction - 多媒體網路實驗室The MNet Lab, NTHU-CS.
... Layering • Use abstractions to hide complexity • Abstraction naturally lead to layering • Alternative abstractions at each layer Application programs Request/reply Message stream channel channel Host-to-host connectivity Hardware Spring 2002 ...
... Layering • Use abstractions to hide complexity • Abstraction naturally lead to layering • Alternative abstractions at each layer Application programs Request/reply Message stream channel channel Host-to-host connectivity Hardware Spring 2002 ...
3rd Edition, Chapter 5
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? 5: DataLink Layer ...
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? 5: DataLink Layer ...
Internet Control Message Protocol (ICMP)
... request to Host H telling it to use Router R2 at 172.16.1.100 as the gateway to forward all future requests to network 10.0.0.0/8. ...
... request to Host H telling it to use Router R2 at 172.16.1.100 as the gateway to forward all future requests to network 10.0.0.0/8. ...
Limitations of Layer2 switching
... (a) Host 3 requests a channel to host 1. (b) Host 3 then requests a second channel, to host 2. (c) Host 5 requests a channel to host 1. ...
... (a) Host 3 requests a channel to host 1. (b) Host 3 then requests a second channel, to host 2. (c) Host 5 requests a channel to host 1. ...
Common Gateway Interface
... MTU (Maximum Transmission Unit) – The largest possible unit of data that can be sent on a given physical medium. Example: The MTU of Ethernet is 1500 bytes. See fragmentation. MAC (Medium access control) – Many local area networks utilize a single transmission medium – a bus, or ring for example. to ...
... MTU (Maximum Transmission Unit) – The largest possible unit of data that can be sent on a given physical medium. Example: The MTU of Ethernet is 1500 bytes. See fragmentation. MAC (Medium access control) – Many local area networks utilize a single transmission medium – a bus, or ring for example. to ...
A Simple Metric for Ad Hoc Network Adaptation
... by tuning a fixed set of parameters. This may be due in part to the difficulty in breaking away from the passive (as opposed to active) architecture of the Internet protocols have a strong grip on the mind-set of most researchers. There is potential in examining the latter form of adaptation (dynami ...
... by tuning a fixed set of parameters. This may be due in part to the difficulty in breaking away from the passive (as opposed to active) architecture of the Internet protocols have a strong grip on the mind-set of most researchers. There is potential in examining the latter form of adaptation (dynami ...
Introduction
... • Local area networks (LANs) connect computers within a building or a enterprise network • Almost all LANs are broadcast networks • Typical topologies of LANs are bus or ring or star • We will work with Ethernet LANs. Ethernet has a bus or star topology. ...
... • Local area networks (LANs) connect computers within a building or a enterprise network • Almost all LANs are broadcast networks • Typical topologies of LANs are bus or ring or star • We will work with Ethernet LANs. Ethernet has a bus or star topology. ...
Introduction, Data link layer issues, Ethernet, Hubs,Switches
... “Taking Turns” MAC protocols channel partitioning MAC protocols: share channel efficiently and fairly at high load inefficient at low load: delay in channel access, 1/N bandwidth allocated even if only 1 active node! Random access MAC protocols efficient at low load: single node can fully uti ...
... “Taking Turns” MAC protocols channel partitioning MAC protocols: share channel efficiently and fairly at high load inefficient at low load: delay in channel access, 1/N bandwidth allocated even if only 1 active node! Random access MAC protocols efficient at low load: single node can fully uti ...
Communications - Pravin Shetty > Resume
... Digital Data Transmission Synchronous transmission. The bit stream is combined into ‘frames’ of multiple bytes Each byte is sent without there being a gap between bytes Data is an unbroken stream of 0 and 1’s There is no built-in device for synchronisation Timing is essential - the receiver has onl ...
... Digital Data Transmission Synchronous transmission. The bit stream is combined into ‘frames’ of multiple bytes Each byte is sent without there being a gap between bytes Data is an unbroken stream of 0 and 1’s There is no built-in device for synchronisation Timing is essential - the receiver has onl ...