GLOBAL International Educational Organization Computer Networks
... a. If no route to the destination network is found, the packet is returned to the previous router. b. If the destination network is directly connected, the router forwards the packet to the destination host. c. If multiple network entries exist for the destination network, the most general route is ...
... a. If no route to the destination network is found, the packet is returned to the previous router. b. If the destination network is directly connected, the router forwards the packet to the destination host. c. If multiple network entries exist for the destination network, the most general route is ...
IEEE 802.11 WLAN
... Only the data is encrypted (the MAC layer is not changed after the encryption). WEP doesn’t protect from traffic analysis. RC4 – symmetric stream cipher algorithm with variable key length is used (same key and algorithm for encryption and decryption) ...
... Only the data is encrypted (the MAC layer is not changed after the encryption). WEP doesn’t protect from traffic analysis. RC4 – symmetric stream cipher algorithm with variable key length is used (same key and algorithm for encryption and decryption) ...
University of California at Berkeley CS168, Homework 2
... upload to Pandagrader. Scanning services are available from the Berkeley Library System (http://www.lib.berkeley.edu/using-the-libraries/print-scan). Be sure to double-check your submission to ensure that Pandagrader has scanned in your solution correctly. You may want to consider using a PDF markup ...
... upload to Pandagrader. Scanning services are available from the Berkeley Library System (http://www.lib.berkeley.edu/using-the-libraries/print-scan). Be sure to double-check your submission to ensure that Pandagrader has scanned in your solution correctly. You may want to consider using a PDF markup ...
ch1_INTRO_0708
... 1.1 What is the Internet? [1.2 Network edge] [1.3 Network core] [1.4 Network access and physical media] 1.5 Internet structure and ISPs [1.6 Delay & loss in packet-switched networks] 1.7 Protocol layers, service models ...
... 1.1 What is the Internet? [1.2 Network edge] [1.3 Network core] [1.4 Network access and physical media] 1.5 Internet structure and ISPs [1.6 Delay & loss in packet-switched networks] 1.7 Protocol layers, service models ...
OPNET - UC Berkeley Web Over Wireless Home Page
... Develop models of decision-making processes representing protocols, algorithms, resource management, operating systems, etc. Eg: - [ wireless_mac ] ...
... Develop models of decision-making processes representing protocols, algorithms, resource management, operating systems, etc. Eg: - [ wireless_mac ] ...
Training - Personal.psu.edu
... networks usually spanning a campus or a city. Common technologies used for this purpose are Asynchronous Transfer Mode, Fiber distributed data interface and Switched multimegabit data service and more recently gigabit Ethernet. Distances Data ...
... networks usually spanning a campus or a city. Common technologies used for this purpose are Asynchronous Transfer Mode, Fiber distributed data interface and Switched multimegabit data service and more recently gigabit Ethernet. Distances Data ...
Chapter 1
... • Regenerate and retransmit data signals. • Maintain information about what pathways exist through the network and internetwork. • Notify other devices of errors and communication failures. • Direct data along alternate pathways when there is a link failure. • Classify and direct messages according ...
... • Regenerate and retransmit data signals. • Maintain information about what pathways exist through the network and internetwork. • Notify other devices of errors and communication failures. • Direct data along alternate pathways when there is a link failure. • Classify and direct messages according ...
Part I: Introduction
... dest host. Gateway relays data between 2 connections 3. router filter blocks all telnet connections not originating from gateway. Network Security ...
... dest host. Gateway relays data between 2 connections 3. router filter blocks all telnet connections not originating from gateway. Network Security ...
Virtual Private Network
... Forum, a consortium (US Robotics and etc). Supports 40-bit and 128-bit encryption. Uses any authentication scheme supported by PPP. ...
... Forum, a consortium (US Robotics and etc). Supports 40-bit and 128-bit encryption. Uses any authentication scheme supported by PPP. ...
01 threats and goals
... In ‘90s: PGP, SSL, SSH and other commercial and opensource cryptography became widely available Activists argued that cryptography was a tool for freedom Researchers argued that weak crypto is like no crypto Encryption became necessary for business on the Internet ...
... In ‘90s: PGP, SSL, SSH and other commercial and opensource cryptography became widely available Activists argued that cryptography was a tool for freedom Researchers argued that weak crypto is like no crypto Encryption became necessary for business on the Internet ...
The Token Based Switch: per-packet access authorisation to optical shortcuts
... At present, many techniques can be used to build endto-end network connections with some service guaran- ...
... At present, many techniques can be used to build endto-end network connections with some service guaran- ...
Introduction - UMM Directory
... bandwidth shared by giving them fewer or more time slots. TDM: mobile station can use the time slots which it is not transmitting to do other jobs TDM: mobile station less power than FDM TDM: longer delay, synchronize problem. Introduction ...
... bandwidth shared by giving them fewer or more time slots. TDM: mobile station can use the time slots which it is not transmitting to do other jobs TDM: mobile station less power than FDM TDM: longer delay, synchronize problem. Introduction ...
Chapter 1
... • The Internet is a good example of a connectionless, packet switched network. Each packet contains all of the addressing information required for successful packet delivery. • Frame Relay is an example of a connection-oriented packet switched network. Each packet does not require addressing informa ...
... • The Internet is a good example of a connectionless, packet switched network. Each packet contains all of the addressing information required for successful packet delivery. • Frame Relay is an example of a connection-oriented packet switched network. Each packet does not require addressing informa ...
Network Devices - courses.psu.edu
... • A broadcast domain is a set of NICs for which a broadcast frame sent by one NIC will be received by all other NICs in the broadcast domain. ...
... • A broadcast domain is a set of NICs for which a broadcast frame sent by one NIC will be received by all other NICs in the broadcast domain. ...
LinkStar - Andesat
... The new ViaSat® LinkStarS2A™ system is a two-way, bandwidth-ondemand broadband VSAT system designed with network speed and efficiency in mind. LinkStarS2A now brings you higher efficiency and data rates surpassing many other TDMA systems. LinkStarS2A combines broadband access and a high-speed retur ...
... The new ViaSat® LinkStarS2A™ system is a two-way, bandwidth-ondemand broadband VSAT system designed with network speed and efficiency in mind. LinkStarS2A now brings you higher efficiency and data rates surpassing many other TDMA systems. LinkStarS2A combines broadband access and a high-speed retur ...
Labeled Optical Burst Switching and IP/WDM Integration
... hungry) applications will be introduced • high BW is an addictive drug, can’t have too much! ...
... hungry) applications will be introduced • high BW is an addictive drug, can’t have too much! ...
Chapter1 - Computer Science
... store and forward: entire packet must arrive at router before it can be transmitted on next link delay = 3L/R (assuming zero propagation delay) ...
... store and forward: entire packet must arrive at router before it can be transmitted on next link delay = 3L/R (assuming zero propagation delay) ...
Using NViz tool for Environmental Sensor Networks Anh-Vu Dinh-Duc , Non-member
... mechanism to enable user to monitor their WSNs like videos is therefore needed. In this paper, we present NViz, a general purpose visualization tool which is designed to take these challenges into account. Users now can set up their network properties and packet formats through two XML files. Moreove ...
... mechanism to enable user to monitor their WSNs like videos is therefore needed. In this paper, we present NViz, a general purpose visualization tool which is designed to take these challenges into account. Users now can set up their network properties and packet formats through two XML files. Moreove ...
Week 3 Protocols suite, Data Link Layer Protocols
... • Unreliable: receiving adapter doesn’t send acks or nacks to sending adapter – stream of datagrams passed to network layer can have gaps – gaps will be filled if app is using TCP – otherwise, app will see the gaps ...
... • Unreliable: receiving adapter doesn’t send acks or nacks to sending adapter – stream of datagrams passed to network layer can have gaps – gaps will be filled if app is using TCP – otherwise, app will see the gaps ...