Reorder Notifying TCP (RN-TCP) with Explicit Packet Drop Notification (EPDN)
... The TCP receiver checks for a gap between P:min and Q:n and also checks for a gap between P:max and P:n. If there is a gap, the TCP receiver adds those sequence numbers required to fill the gap to the reordered list. Whilst adding, check if the sequence numbers from P:min to P:max are present in the ...
... The TCP receiver checks for a gap between P:min and Q:n and also checks for a gap between P:max and P:n. If there is a gap, the TCP receiver adds those sequence numbers required to fill the gap to the reordered list. Whilst adding, check if the sequence numbers from P:min to P:max are present in the ...
3. MAC Protocol Criteria - Working Group
... This paper is a working document that will become the repository for the terms and definitions to be used in the selection process for a Draft Standard for TG3. It may also contain more general Marketing Requirements on which the proposals are asked to comment. The document is divided into four sect ...
... This paper is a working document that will become the repository for the terms and definitions to be used in the selection process for a Draft Standard for TG3. It may also contain more general Marketing Requirements on which the proposals are asked to comment. The document is divided into four sect ...
Spatial Reusability-Aware Routing in Multi-Hop Wireless
... up to2:9x throughput gain in single-path routing and up to62:7shown by our evaluation results). The detailed contributions of our work are as follows. To the best of our knowledge, we are the first to explicitly consider spatial reusability of the wireless communication media in routing, and design ...
... up to2:9x throughput gain in single-path routing and up to62:7shown by our evaluation results). The detailed contributions of our work are as follows. To the best of our knowledge, we are the first to explicitly consider spatial reusability of the wireless communication media in routing, and design ...
Competitive and Fair Medium Access despite Reactive
... Now we present our A NTI JAM protocol: II. T HE A NTI JAM MAC P ROTOCOL The basic ideas of the A NTI JAM MAC protocol are inspired by slotted ALOHA schemes where nodes change their access probabilities over time, in particular the protocols described in [13] (which also uses access probabilities dep ...
... Now we present our A NTI JAM protocol: II. T HE A NTI JAM MAC P ROTOCOL The basic ideas of the A NTI JAM MAC protocol are inspired by slotted ALOHA schemes where nodes change their access probabilities over time, in particular the protocols described in [13] (which also uses access probabilities dep ...
OpenFlow Switching: Data Plane Performance
... with single-entry forwarding tables. Using a single flow permits to assess the maximum throughput, because it minimizes the table lookup cost and it benefits from caching techniques. The offered input load is also plotted as a reference. As expected, in all three cases, performance increases with pa ...
... with single-entry forwarding tables. Using a single flow permits to assess the maximum throughput, because it minimizes the table lookup cost and it benefits from caching techniques. The offered input load is also plotted as a reference. As expected, in all three cases, performance increases with pa ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... increased by 30, STAR is giving lesser end to end delay than DSR. In case of ZRP, initially it is giving lesser end to end delay as compared to DSR and STAR. After number of nodes increases 30, there is consistently increment in the value of end to end delay. In ZRP protocol routes discovery is slow ...
... increased by 30, STAR is giving lesser end to end delay than DSR. In case of ZRP, initially it is giving lesser end to end delay as compared to DSR and STAR. After number of nodes increases 30, there is consistently increment in the value of end to end delay. In ZRP protocol routes discovery is slow ...
Isolated WiFi Environments Jacob Carlsson LiU-ITN-TEK-A-15/003-SE 2015-02-04
... The environment for this work is a medium sized room, about 75 m2 . Because of the limited size, a wireless network layout would not be able to provide the required throughput. Figure 2.1 shows the received power from 3 signals sent with different power in dBm1 . The attenuation is high but a signal ...
... The environment for this work is a medium sized room, about 75 m2 . Because of the limited size, a wireless network layout would not be able to provide the required throughput. Figure 2.1 shows the received power from 3 signals sent with different power in dBm1 . The attenuation is high but a signal ...
Broadband Access Systems, Inc. Cuda 12000 IP
... loss ratio still represents less than a quarter of the loss ratio deemed acceptable by Cable Television Laboratories, Inc. (CableLabs ®), namely 1.0%. Moreover, such a loss ratio is not likely to have a major impact on application performance since it represents an approximate average loss of only o ...
... loss ratio still represents less than a quarter of the loss ratio deemed acceptable by Cable Television Laboratories, Inc. (CableLabs ®), namely 1.0%. Moreover, such a loss ratio is not likely to have a major impact on application performance since it represents an approximate average loss of only o ...
GD-Aggregate: A WAN Virtual Topology Building Tool for
... GR-Aggregate does not talk about this situation. What will happen? ...
... GR-Aggregate does not talk about this situation. What will happen? ...
MAC intelligence for adaptive multimedia in 802.11
... advantage that it can be combined with loss information to help in statistically distinguishing channel error versus congestion error. For example, if a transmission is 100Kbps and the available bandwidth is 500Kbps while an error occurs then it is most likely that this is a random error. Multimedia ...
... advantage that it can be combined with loss information to help in statistically distinguishing channel error versus congestion error. For example, if a transmission is 100Kbps and the available bandwidth is 500Kbps while an error occurs then it is most likely that this is a random error. Multimedia ...
NetScreen Technologies, Inc. NetScreen-5 versus
... Baseline tests of the network demonstrate that without IPSec tunnel or firewall appliances, application throughput of bidirectional IP packets at 10 Mbit/s halfduplex demonstrated a baseline of 6.9 Mbit/s for FTP traffic and 8.8 Mbit/s for SAP R/3 traffic. The baseline cannot reach the theoretical m ...
... Baseline tests of the network demonstrate that without IPSec tunnel or firewall appliances, application throughput of bidirectional IP packets at 10 Mbit/s halfduplex demonstrated a baseline of 6.9 Mbit/s for FTP traffic and 8.8 Mbit/s for SAP R/3 traffic. The baseline cannot reach the theoretical m ...
The Hidden Cost of Hidden Terminals
... of the network, while the other stations are uniformly placed within the TX Range of the AP. We assume 16 nodes in the network. The AP does not initiate transmissions, while the other stations transmit UDP packets to the AP at 6 Mbps. WiFi measurements [4], [6] show that 1 < η < 2. So we test the mo ...
... of the network, while the other stations are uniformly placed within the TX Range of the AP. We assume 16 nodes in the network. The AP does not initiate transmissions, while the other stations transmit UDP packets to the AP at 6 Mbps. WiFi measurements [4], [6] show that 1 < η < 2. So we test the mo ...
Analysis of TCP performance over mobile ad hoc networks
... but the ratio ti =tj for any i and j remains the same. Therefore, the expected throughput for a given mobility pattern, calculated using Equation 1, is independent of the speed. Intuition suggests that when the speed is increased then route failures happen more quickly, resulting in packet losses, a ...
... but the ratio ti =tj for any i and j remains the same. Therefore, the expected throughput for a given mobility pattern, calculated using Equation 1, is independent of the speed. Intuition suggests that when the speed is increased then route failures happen more quickly, resulting in packet losses, a ...
Broadband Internet Performance: A View From the
... home network to the user’s modem; taking measurements from this vantage point allows us to control the effects of many confounding factors, such as the home wireless network and load on the measurement host (Section 4). The home gateway is always on; it can conduct unobstructed measurements of the I ...
... home network to the user’s modem; taking measurements from this vantage point allows us to control the effects of many confounding factors, such as the home wireless network and load on the measurement host (Section 4). The home gateway is always on; it can conduct unobstructed measurements of the I ...
presented - The Information and Telecommunication Technology
... window size limitations, and processing limitations. ATM traffic shaping (for example, as with the OTTO pacing) is critical when bottlenecks such as OC-3c to TAXI rate mismatches occur in the network, even when only single hosts are involved. ATM traffic shaping also substantially improves performan ...
... window size limitations, and processing limitations. ATM traffic shaping (for example, as with the OTTO pacing) is critical when bottlenecks such as OC-3c to TAXI rate mismatches occur in the network, even when only single hosts are involved. ATM traffic shaping also substantially improves performan ...
Burst-Polling Based Dynamic Bandwidth Allocation using Adaptive
... decreases the maximum performance range to 68%) and the network throughput (it increases maximum performance range to 20%) at a given offered load of ...
... decreases the maximum performance range to 68%) and the network throughput (it increases maximum performance range to 20%) at a given offered load of ...
Investigating Network Performance – A Case Study
... • On – Wb fringes at 256Mb/s April 2004: Three-telescope, real-time eVLBI session. • Fringes at 64Mb/s • First real-time EVN image - 32Mb/s. September 2004: Four telescope real-time eVLBI • Fringes to Torun and Arecibo • First EVN, eVLBI Science session January 2005: First “dedicated light-path” eVL ...
... • On – Wb fringes at 256Mb/s April 2004: Three-telescope, real-time eVLBI session. • Fringes at 64Mb/s • First real-time EVN image - 32Mb/s. September 2004: Four telescope real-time eVLBI • Fringes to Torun and Arecibo • First EVN, eVLBI Science session January 2005: First “dedicated light-path” eVL ...
An End-to-End Measurement Study of Modern Cellular Data Networks
... Fig. 7 shows the plot of packets in flight against time for one of our experiments using different packet sizes over ISP C’s HSPA network. We can see that the number of packets in flight plateaus at the same value for different packet sizes. In this instance, the bandwidth delay product was small (≈ ...
... Fig. 7 shows the plot of packets in flight against time for one of our experiments using different packet sizes over ISP C’s HSPA network. We can see that the number of packets in flight plateaus at the same value for different packet sizes. In this instance, the bandwidth delay product was small (≈ ...
Zhang PDF
... at which the reader is unable to decode even a single bit. This would be the edge of the communication range for our hardware platform. Measuring the maximum achievable throughput is harder since it is influenced by several system parameters including voltage at the energy reservoir when communicati ...
... at which the reader is unable to decode even a single bit. This would be the edge of the communication range for our hardware platform. Measuring the maximum achievable throughput is harder since it is influenced by several system parameters including voltage at the energy reservoir when communicati ...
PDF
... encapsulated into a packet size of 9000 bytes and sent to the OLT. We have used the MTU (Minimum Transfer Unit) to be 9000 bytes. This aids the transfer of packets at higher rates. V. RESULTS AND DISCUSSION The results of DBA_GATED and TD- WIN AND WIN ALGORITHMs were measured by considering various ...
... encapsulated into a packet size of 9000 bytes and sent to the OLT. We have used the MTU (Minimum Transfer Unit) to be 9000 bytes. This aids the transfer of packets at higher rates. V. RESULTS AND DISCUSSION The results of DBA_GATED and TD- WIN AND WIN ALGORITHMs were measured by considering various ...
V4VSockets: low-overhead intra
... tructures, built on clusters of multicores, offer huge processing power; this feature makes them ideal for mass deployment of compute-intensive applications. In the HPC context, applications often scale to a large number of nodes, leading to the need for a high-performance interconnect to provide lo ...
... tructures, built on clusters of multicores, offer huge processing power; this feature makes them ideal for mass deployment of compute-intensive applications. In the HPC context, applications often scale to a large number of nodes, leading to the need for a high-performance interconnect to provide lo ...
A High-Throughput Overlay Multicast Infrastructure
... normal commodity flows may be coded. Network coding extends the capabilities of network nodes in a communication session: from basic data forwarding (as in all unicast) and data replication (as in IP or overlay multicast), to coding in finite fields. It has been shown that, with linear codes, we may ...
... normal commodity flows may be coded. Network coding extends the capabilities of network nodes in a communication session: from basic data forwarding (as in all unicast) and data replication (as in IP or overlay multicast), to coding in finite fields. It has been shown that, with linear codes, we may ...
XORs in the Air: Practical Wireless Network Coding
... ◦ When a node receives an XORed collection of packets, it searches for the corresponding native node from it’s pool ◦ It ultimately XORs the n - 1 packets with the received encoded packet to retrieve it’s own native packet. ...
... ◦ When a node receives an XORed collection of packets, it searches for the corresponding native node from it’s pool ◦ It ultimately XORs the n - 1 packets with the received encoded packet to retrieve it’s own native packet. ...
Binary Symmetric Channel Based Aggregation
... encoded with different levels of protection. In this manner we can transmit at different information rates to different destinations while using a single PHY modulation/rate exploiting developments in multi-terminal information theory [9]. The specific multi-user BSC paradigm we consider forms what ...
... encoded with different levels of protection. In this manner we can transmit at different information rates to different destinations while using a single PHY modulation/rate exploiting developments in multi-terminal information theory [9]. The specific multi-user BSC paradigm we consider forms what ...