ppt
... • Yes, but only to improve performance • If network is highly unreliable • Adding some level of reliability helps performance, not correctness • Don’t try to achieve perfect reliability! • Implementing a functionality at a lower level should have minimum performance impact on the applications that d ...
... • Yes, but only to improve performance • If network is highly unreliable • Adding some level of reliability helps performance, not correctness • Don’t try to achieve perfect reliability! • Implementing a functionality at a lower level should have minimum performance impact on the applications that d ...
Unified Services Routers - D-Link
... the DSR-500AC and DSR-1000AC, which introduces 802.11ac support to the family. Available on the 5 GHz band, the combination of wider Radio Frequency bandwidths take data rates available to clients supporting the wireless AC standard to the next level. ...
... the DSR-500AC and DSR-1000AC, which introduces 802.11ac support to the family. Available on the 5 GHz band, the combination of wider Radio Frequency bandwidths take data rates available to clients supporting the wireless AC standard to the next level. ...
CDW White Paper - WAN Optimization
... WAN optimization and acceleration is not as simple as boosting the bandwidth in a slow office or dropping a single device into the network. Optimizing WANs for best performance requires bringing together multiple networking and security technologies. Network and security managers must work hand in h ...
... WAN optimization and acceleration is not as simple as boosting the bandwidth in a slow office or dropping a single device into the network. Optimizing WANs for best performance requires bringing together multiple networking and security technologies. Network and security managers must work hand in h ...
Document
... An LSP acts as a tunnel carrying multiple VCs VCs are uni-directional, for bi-directional communication, a pair of VCs – one in each direction –is needed. Tunnel LSPs between the PE routers could be created using any protocol like RSVP/TE or LDP PE routers exchange the VC labels via LDP The ...
... An LSP acts as a tunnel carrying multiple VCs VCs are uni-directional, for bi-directional communication, a pair of VCs – one in each direction –is needed. Tunnel LSPs between the PE routers could be created using any protocol like RSVP/TE or LDP PE routers exchange the VC labels via LDP The ...
Systems Analysis and Design
... We own and operate NCREN (NC Research and Education Network) One of the most advanced statewide research and education networks in the country Provide Internet, video and related services to University of North Carolina’s 16 campus system, Duke, Wake Forest, etc. ...
... We own and operate NCREN (NC Research and Education Network) One of the most advanced statewide research and education networks in the country Provide Internet, video and related services to University of North Carolina’s 16 campus system, Duke, Wake Forest, etc. ...
The Internet in IoT—OSI, TCP/IP, IPv4, IPv6 and Internet Routing
... the destination address and hopes that it arrives. The message data packets may appear in a different order than they were sent in connectionless networks. It is the job of the higher layers, at the destination side, to rearrange out of order packets and deliver them to proper network applications o ...
... the destination address and hopes that it arrives. The message data packets may appear in a different order than they were sent in connectionless networks. It is the job of the higher layers, at the destination side, to rearrange out of order packets and deliver them to proper network applications o ...
Network Control Plane
... UNI = User Network Interface flexibility, enhanced access to network resources, and, speed and RA = requesting agent, aka client (e.g., IP router, ATM switch) efficiency gains ...
... UNI = User Network Interface flexibility, enhanced access to network resources, and, speed and RA = requesting agent, aka client (e.g., IP router, ATM switch) efficiency gains ...
Internet Protocol
... • look up network address of E in router’s forwarding table • E on same network as router’s interface 223.1.2.9 – router, E directly attached • link layer sends datagram to 223.1.2.2 inside link-layer frame via interface 223.1.2.9 • datagram arrives at 223.1.2.2!!! ...
... • look up network address of E in router’s forwarding table • E on same network as router’s interface 223.1.2.9 – router, E directly attached • link layer sends datagram to 223.1.2.2 inside link-layer frame via interface 223.1.2.9 • datagram arrives at 223.1.2.2!!! ...
MIND-SCOLD research collaboration
... servers selection problems. 1) Given the target server location and a set of proxy servers, choose the best proxy server(s) for a client, to achieve best performance, in terms of latency, bandwidth or throughput. 2) Given the target server location and a set of nodes, choose the best node(s) to plac ...
... servers selection problems. 1) Given the target server location and a set of proxy servers, choose the best proxy server(s) for a client, to achieve best performance, in terms of latency, bandwidth or throughput. 2) Given the target server location and a set of nodes, choose the best node(s) to plac ...
Communication - Princeton CS
... • Disadvantages – Overhead of running home and foreign agents – Inefficient “triangle routing” (high “stretch”) – Foreign agent sends “spoofed” IP source address ...
... • Disadvantages – Overhead of running home and foreign agents – Inefficient “triangle routing” (high “stretch”) – Foreign agent sends “spoofed” IP source address ...
A Semantic-based Middleware for Multimedia Collaborative
... Adjust “virtual delay” to achieve a given % of late packets Estimator for % of late packets: l l 1 * 1 for late arrival ...
... Adjust “virtual delay” to achieve a given % of late packets Estimator for % of late packets: l l 1 * 1 for late arrival ...
ppt
... • Disadvantages – Overhead of running home and foreign agents – Inefficient “triangle routing” (high “stretch”) – Foreign agent sends “spoofed” IP source address ...
... • Disadvantages – Overhead of running home and foreign agents – Inefficient “triangle routing” (high “stretch”) – Foreign agent sends “spoofed” IP source address ...
SONET Overview Randy Eisenach FNTS System
... Spectral Efficiency = # bits of data per Hz of air spectrum (b/s per Hz) The higher the better • More users per radio sector • Faster speeds • Faster downloads of multimedia content • All for the same amount of wireless spectrum ($$$) ...
... Spectral Efficiency = # bits of data per Hz of air spectrum (b/s per Hz) The higher the better • More users per radio sector • Faster speeds • Faster downloads of multimedia content • All for the same amount of wireless spectrum ($$$) ...
Supply Chain Enterprise Resources Planning and Business
... a communications interface with a series of dedicated wires, each serving one purpose – both data and control signals are transmitted simultaneously ...
... a communications interface with a series of dedicated wires, each serving one purpose – both data and control signals are transmitted simultaneously ...
www.comfsm.fm
... • Mesh topology – Every node connected to every other node in network – Provides network with fault tolerance • Fault tolerance: built-in protection against failure • If link breaks, nodes can still communicate ...
... • Mesh topology – Every node connected to every other node in network – Provides network with fault tolerance • Fault tolerance: built-in protection against failure • If link breaks, nodes can still communicate ...
Remote Procedure Call Implementations
... useful) outside the NAT device – E.g. RMI references passed from client to server will contain private IP and so won’t work for server – The client and server will disagree about what they consider the client’s IP address to be (security issue?!) ...
... useful) outside the NAT device – E.g. RMI references passed from client to server will contain private IP and so won’t work for server – The client and server will disagree about what they consider the client’s IP address to be (security issue?!) ...
投影片 1
... Theorem 2: All the clusterheads (and gateways) marked in CKA form a k-CS (k-CCS) of the networks. This algorithm can be easily extended to achieve k-coverage in O(k log3 n) time with high probability. A randomized clustering algorithm has been proposed to achieve1-coverage in O(log3 n) time with h ...
... Theorem 2: All the clusterheads (and gateways) marked in CKA form a k-CS (k-CCS) of the networks. This algorithm can be easily extended to achieve k-coverage in O(k log3 n) time with high probability. A randomized clustering algorithm has been proposed to achieve1-coverage in O(log3 n) time with h ...
Chapter 1 Powerpoint
... Client-Server Network Model • Resources are managed by the network operating system (NOS) via a centralized directory database • Windows domain - a logical group of computers that a Windows Server can control • Active Directory (AD) - the centralized directory database that contains user account in ...
... Client-Server Network Model • Resources are managed by the network operating system (NOS) via a centralized directory database • Windows domain - a logical group of computers that a Windows Server can control • Active Directory (AD) - the centralized directory database that contains user account in ...
Faults Detection in Power Systems Using Artificial Neural Network
... improvements in achieving more effective and efficient fault diagnosis and distance relaying [7 - 9]. NN used for overhead transmission lines [10, 11], as well as in power distribution systems [12, 13]. This paper presents a method for detection and identification of the fault type and its zone in t ...
... improvements in achieving more effective and efficient fault diagnosis and distance relaying [7 - 9]. NN used for overhead transmission lines [10, 11], as well as in power distribution systems [12, 13]. This paper presents a method for detection and identification of the fault type and its zone in t ...
CHAPTER SLIDES\tmp ch12 - Fullerton College Staff Web Pages
... • Communications servers – Handle communications between networks, including the Internet (firewall, anti-hacking) – Often the only device on the network directly connected to the Internet ...
... • Communications servers – Handle communications between networks, including the Internet (firewall, anti-hacking) – Often the only device on the network directly connected to the Internet ...
Network Layers
... The Transport Layer Provide transparent transfer of data between end users Controls reliability of a given link Some protocols are stateful and ...
... The Transport Layer Provide transparent transfer of data between end users Controls reliability of a given link Some protocols are stateful and ...