ppt
... Mobile devices ► We conducted a survey to subjectively assess human perception of video quality on handhelds. ► Hard to programmatically identify video quality parameters ► We identified 8 perceptible video quality levels that produced noticeable difference in power consumption (Compaq iPaq 3600) ...
... Mobile devices ► We conducted a survey to subjectively assess human perception of video quality on handhelds. ► Hard to programmatically identify video quality parameters ► We identified 8 perceptible video quality levels that produced noticeable difference in power consumption (Compaq iPaq 3600) ...
Cypress e&p Corporation High-performance exploration BRINGING OPTIMIZATION AND SCALABILITY TO HIGH-PERFORMING APPLICATIONS
... but quickly found inherent limitations because data and applications aren’t accessed through a file server. Cypress now had centralized storage and data protection, but they also had a bottleneck at the file server in front of the storage. It was a particular problem for Cypress—they still couldn’t ...
... but quickly found inherent limitations because data and applications aren’t accessed through a file server. Cypress now had centralized storage and data protection, but they also had a bottleneck at the file server in front of the storage. It was a particular problem for Cypress—they still couldn’t ...
pdf
... Gossip in distributed systems y We can gossip about membership y Need a bootstrap mechanism, but then discuss failures, new members ...
... Gossip in distributed systems y We can gossip about membership y Need a bootstrap mechanism, but then discuss failures, new members ...
Port Scan and Ping Sweep Mitigation
... businesses to pay attention to the security of their networks. As organisations move more of their business functions to the public network, they need to take precautions to ensure that attackers do not compromise their data, or that the data does not end up being accessed by the wrong people. Una ...
... businesses to pay attention to the security of their networks. As organisations move more of their business functions to the public network, they need to take precautions to ensure that attackers do not compromise their data, or that the data does not end up being accessed by the wrong people. Una ...
IEEE Paper Template in A4 (V1) - Academic Science,International
... is possible to extend then it consumes very little power and it is also software programmable [1]. A WSN (wireless sensor network) generally consists of base station (or) gateway that can communicate with a number of wireless sensors via a radio link. WSN can reduce the cost of installation, mainten ...
... is possible to extend then it consumes very little power and it is also software programmable [1]. A WSN (wireless sensor network) generally consists of base station (or) gateway that can communicate with a number of wireless sensors via a radio link. WSN can reduce the cost of installation, mainten ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... An extension of wireless LAN operating in ad hoc mode are multi-hop ad hoc networks. They are typically deployed in large areas. A wireless multi-hop ad-hoc network is a network of nodes (e.g. computers, mobile nodes etc.) connected by wireless communication links. The links are usually implemented ...
... An extension of wireless LAN operating in ad hoc mode are multi-hop ad hoc networks. They are typically deployed in large areas. A wireless multi-hop ad-hoc network is a network of nodes (e.g. computers, mobile nodes etc.) connected by wireless communication links. The links are usually implemented ...
High Speed Mesh Networking and Amateur Radio Brian Mileshosky N5ZGT Ed James, KA8JMW
... • Collection of overlapping nodes in a mesh topology – Each node can route traffic via adjacent nodes • Self-discovering, self-configuring, self-healing – Mesh forms and adapts automatically • Dynamically adjusts to changing resources – Routing protocols enable automatic reconfiguration as nodes joi ...
... • Collection of overlapping nodes in a mesh topology – Each node can route traffic via adjacent nodes • Self-discovering, self-configuring, self-healing – Mesh forms and adapts automatically • Dynamically adjusts to changing resources – Routing protocols enable automatic reconfiguration as nodes joi ...
Chapter 6 slides, Computer Networking, 3rd edition
... host: must associate with an AP scans channels, listening for beacon frames containing AP’s name (SSID) and MAC address selects AP to associate with may perform authentication [Chapter 8] will typically run DHCP to get IP address in AP’s subnet ...
... host: must associate with an AP scans channels, listening for beacon frames containing AP’s name (SSID) and MAC address selects AP to associate with may perform authentication [Chapter 8] will typically run DHCP to get IP address in AP’s subnet ...
Skype Network - National Taiwan University
... HC was initialized with 7 IP:Port pairs Bootstrap SNs are connected to the Internet through 4 ISPs If the HC was flushed after the first login, SC was unable to connect to the Skype Network ...
... HC was initialized with 7 IP:Port pairs Bootstrap SNs are connected to the Internet through 4 ISPs If the HC was flushed after the first login, SC was unable to connect to the Skype Network ...
SDN and cloud - Networking group
... resource constraint – use multipath forwarding/tunneling – dynamically reallocate bandwidth in the face of link/switch failures ...
... resource constraint – use multipath forwarding/tunneling – dynamically reallocate bandwidth in the face of link/switch failures ...
Jianping Song, Song Han, Aloysius K. Mok, Deji Chen, Mark Nixon
... development of low-cost, low-power, devices. Networking wireless devices together into a sensor network that is able to meet the reliability, latency, real-time, and performance requirements of process automation applications, while at the same time taking into consideration the practical limits on ...
... development of low-cost, low-power, devices. Networking wireless devices together into a sensor network that is able to meet the reliability, latency, real-time, and performance requirements of process automation applications, while at the same time taking into consideration the practical limits on ...
03_Internetworking
... This is the lowest level at which messages (rather than packets) are handled. Messages are addressed to communication ports attached to processes, Protocols in this layer may be connection-oriented or connectionless. Transfers data packets between computers in a specific network. In a WAN or an inte ...
... This is the lowest level at which messages (rather than packets) are handled. Messages are addressed to communication ports attached to processes, Protocols in this layer may be connection-oriented or connectionless. Transfers data packets between computers in a specific network. In a WAN or an inte ...
Internet as the Infrastructure for E
... • Numeric addresses are hard for people to remember, so the Domain Name System (DNS) offers a uniform way to translate humanreadable names of computer (such as www.serissa.com) to the numeric IP address for that computer. • The IP layer is also evolving: The newer version IPv6 uses 128-bit addresses ...
... • Numeric addresses are hard for people to remember, so the Domain Name System (DNS) offers a uniform way to translate humanreadable names of computer (such as www.serissa.com) to the numeric IP address for that computer. • The IP layer is also evolving: The newer version IPv6 uses 128-bit addresses ...
Exploration CCNA4 - East Mississippi Community College
... The WAN physical layer describes the physical connection between company network and service provider network. The physical WAN connections, including: –Customer Premises Equipment (CPE) - The devices and inside wiring located at the premises of the subscriber and connected with a telecommunicat ...
... The WAN physical layer describes the physical connection between company network and service provider network. The physical WAN connections, including: –Customer Premises Equipment (CPE) - The devices and inside wiring located at the premises of the subscriber and connected with a telecommunicat ...
OPERATING-SYSTEM STRUCTURES
... Question 1-2 If a server in a busy bank exhibits an utilisation of 60% and the forecast of users is to increment 100% in the next year: 1. The systems manager can afford to buy a new server in six months 2. The systems manager needs to buy a new server immediately 3. The systems manager can afford t ...
... Question 1-2 If a server in a busy bank exhibits an utilisation of 60% and the forecast of users is to increment 100% in the next year: 1. The systems manager can afford to buy a new server in six months 2. The systems manager needs to buy a new server immediately 3. The systems manager can afford t ...
Improved GAF in Wireless Sensor Network E-ISSN: 2321-9637 Jagpreet Singh
... Sensor nodes are addressed by means of their locations. In most cases location information is needed in order to calculate the distance between two particular nodes so that energy consumption can be estimated. Each node calculates the distance to his neighbor node from the incoming signal strength. ...
... Sensor nodes are addressed by means of their locations. In most cases location information is needed in order to calculate the distance between two particular nodes so that energy consumption can be estimated. Each node calculates the distance to his neighbor node from the incoming signal strength. ...
Document
... – a mobility management scheme based on IMS in Releases 6 and 7 – for service continuity – integrates UMTS and unlicensed spectrum technologies (e.g., WiFi) into a seamless network – to transfer voice sessions between the circuit-switched domain (e.g., GSM) and the packet-switched domain (e.g., WiFi ...
... – a mobility management scheme based on IMS in Releases 6 and 7 – for service continuity – integrates UMTS and unlicensed spectrum technologies (e.g., WiFi) into a seamless network – to transfer voice sessions between the circuit-switched domain (e.g., GSM) and the packet-switched domain (e.g., WiFi ...
Week 10
... all hosts connected to physical networks (subnet) all subnets interconnected by IP routers receive and forward packets between subnets at subnet level a router sends/received data in exactly the same way as a host IP assigns globally unique addresses to all ...
... all hosts connected to physical networks (subnet) all subnets interconnected by IP routers receive and forward packets between subnets at subnet level a router sends/received data in exactly the same way as a host IP assigns globally unique addresses to all ...
Cisco Router Forensics
... » Limitations and details > You still have to trust the running IOS/CatOS (no Cisco “rootkit” yet) and your network (MITM attacks) > The configuration is transmitted in clear text over the network (unless you use scp or IPsec to encrypt the traffic) > Do not forget that there are two “files”: startu ...
... » Limitations and details > You still have to trust the running IOS/CatOS (no Cisco “rootkit” yet) and your network (MITM attacks) > The configuration is transmitted in clear text over the network (unless you use scp or IPsec to encrypt the traffic) > Do not forget that there are two “files”: startu ...
Technology Background
... competitor from wireless networking technologies. The wireless networks have various advantages over wired networks, and therefore have been the subject for enormous amount of research. First of all, wireless networking means that there is no need for a physical connection to the socket in the wall, ...
... competitor from wireless networking technologies. The wireless networks have various advantages over wired networks, and therefore have been the subject for enormous amount of research. First of all, wireless networking means that there is no need for a physical connection to the socket in the wall, ...
Bridges
... alternate paths from a source to a destination With multiple simultaneous paths however, cycles result on which bridges may multiply and forward a frame forever Solution is organizing the set of bridges in a spanning tree by disabling a subset of the interfaces in the bridges: Bridges talk to ea ...
... alternate paths from a source to a destination With multiple simultaneous paths however, cycles result on which bridges may multiply and forward a frame forever Solution is organizing the set of bridges in a spanning tree by disabling a subset of the interfaces in the bridges: Bridges talk to ea ...
CPS221 Lecture: The Network Layer last revised 10/9/2014
... calculate a subnet mask - which is an IP like number that has 1's in positions corresponding the prefix and zeroes elsewhere. For example, the subnet mask for the subnet that 172.16.13.94/16 belongs to is 255.255.0.0. (This mask can be bit-wise anded with the an IP address [ equivalent to C/C ++/Jav ...
... calculate a subnet mask - which is an IP like number that has 1's in positions corresponding the prefix and zeroes elsewhere. For example, the subnet mask for the subnet that 172.16.13.94/16 belongs to is 255.255.0.0. (This mask can be bit-wise anded with the an IP address [ equivalent to C/C ++/Jav ...