PowerPoint2000 - Computer Sciences Dept.
... • Many applications that run over the Internet have minimum performance requirements • The network is one of the two possible sources of poor performance • Wide area network behavior is unpredictable – IP networks are best effort – Constant change is normal ...
... • Many applications that run over the Internet have minimum performance requirements • The network is one of the two possible sources of poor performance • Wide area network behavior is unpredictable – IP networks are best effort – Constant change is normal ...
Wireless TCP(September 20)
... Implementation dependent on physical layer Wireless just another physical Layer ...
... Implementation dependent on physical layer Wireless just another physical Layer ...
Logistical Networking
... » Depot-to-depot transfers can take advantage of multithreading, UDP transfer, Net/Web 100, other high-performance optimizations ...
... » Depot-to-depot transfers can take advantage of multithreading, UDP transfer, Net/Web 100, other high-performance optimizations ...
PowerPoint - Surendar Chandra
... • No way of knowing if the data was modified - checks protect against network errors, not malicious attacks • Solution: Virtual Private Network (VPN) – Make node appear in the same network as say a company, while actually outside the network – IPSEC is a secure VPN technology 25-May-17 ...
... • No way of knowing if the data was modified - checks protect against network errors, not malicious attacks • Solution: Virtual Private Network (VPN) – Make node appear in the same network as say a company, while actually outside the network – IPSEC is a secure VPN technology 25-May-17 ...
ch06
... visit web sites that cater to disgruntled employees, such as f'dcompany.com perform large downloads and file copying access the network during off hours. ...
... visit web sites that cater to disgruntled employees, such as f'dcompany.com perform large downloads and file copying access the network during off hours. ...
ppt
... The notion of an internet protocol How is it possible to send bits across incompatible LANs and WANs? Solution: protocol software running on each host and router smooths out the differences between the different networks. Implements an internet protocol (i.e., set of rules) that governs how hosts a ...
... The notion of an internet protocol How is it possible to send bits across incompatible LANs and WANs? Solution: protocol software running on each host and router smooths out the differences between the different networks. Implements an internet protocol (i.e., set of rules) that governs how hosts a ...
Topologies and Access Methods
... two nearest nodes so that the entire network forms a circle Data is transmitted clockwise, in one direction (unidirectional), around the ring The fact that all workstations participate in delivery makes the ring topology an active topology A ring topology also differs in that it has no “ends” and da ...
... two nearest nodes so that the entire network forms a circle Data is transmitted clockwise, in one direction (unidirectional), around the ring The fact that all workstations participate in delivery makes the ring topology an active topology A ring topology also differs in that it has no “ends” and da ...
What is Networking Hardware
... A file server stands at the heart of most networks. It is a very fast computer with a large amount of RAM and storage space, along with a fast network interface card. The network operating system software resides on this computer, along with any software applications and data files that need to be s ...
... A file server stands at the heart of most networks. It is a very fast computer with a large amount of RAM and storage space, along with a fast network interface card. The network operating system software resides on this computer, along with any software applications and data files that need to be s ...
Network Concepts
... to get more use out of office equipment (cutting down costs) Share software with multi-user licenses. Perform data backups quicker and easier with files on shared drives. Easier and more manageable Internet connection ...
... to get more use out of office equipment (cutting down costs) Share software with multi-user licenses. Perform data backups quicker and easier with files on shared drives. Easier and more manageable Internet connection ...
Communication-Centric Design
... network designs would require an unacceptable fraction of the chip power budget • Attempts at exploiting low-latency on-chip communication are mitigated by complex network interfaces (old problem) and routers • Today’s programming models provide little hope of efficiently exploiting a large degree o ...
... network designs would require an unacceptable fraction of the chip power budget • Attempts at exploiting low-latency on-chip communication are mitigated by complex network interfaces (old problem) and routers • Today’s programming models provide little hope of efficiently exploiting a large degree o ...
Towards a framework for Network-based Malware detection System
... in[4], we utilize Snort[5] for the signature-based traffic analysis. However, in our work, we provide both the mobile device user and the system administrator of the VPN network with the alarms generated. For the network flows analysis, the framework uses NetFlow, a network protocol developed by Cis ...
... in[4], we utilize Snort[5] for the signature-based traffic analysis. However, in our work, we provide both the mobile device user and the system administrator of the VPN network with the alarms generated. For the network flows analysis, the framework uses NetFlow, a network protocol developed by Cis ...
Campus Networks - Department of Computing & Immersive
... size without major design changes When troubleshooting is easy because there are no complex protocol interactions to wrap ...
... size without major design changes When troubleshooting is easy because there are no complex protocol interactions to wrap ...
Circuit and Packet Switching
... been the dominant technology for voice communications. — Since 1970, packet switching has evolved substantially for digital data communications. It was designed to provide a more efficient facility than circuit switching for bursty data traffic. • Two types of packet switching: – Datagram (such as t ...
... been the dominant technology for voice communications. — Since 1970, packet switching has evolved substantially for digital data communications. It was designed to provide a more efficient facility than circuit switching for bursty data traffic. • Two types of packet switching: – Datagram (such as t ...
Intercepting Mobile Communications: The Insecurity of 802.11
... IV values exposes the system to keystream reuse attacks. We call such a reuse of an IV value a “collision”. The WEP standard recommends (but does not require) that the IV be changed after every packet. However, it does not say anything else about how to select IV’s, and, indeed, some implementations ...
... IV values exposes the system to keystream reuse attacks. We call such a reuse of an IV value a “collision”. The WEP standard recommends (but does not require) that the IV be changed after every packet. However, it does not say anything else about how to select IV’s, and, indeed, some implementations ...
electronic-commerce-9th-edition-gary-schneider-test-bank
... suppliers, and employees using a system called IP tunneling or encapsulation is known as a ____. A. public network B. virtual public network C. virtual private network D. private network 51. A computer ____________________ is any technology that allows people to connect computers to each computer. _ ...
... suppliers, and employees using a system called IP tunneling or encapsulation is known as a ____. A. public network B. virtual public network C. virtual private network D. private network 51. A computer ____________________ is any technology that allows people to connect computers to each computer. _ ...
Agent-Based Decision Support Systems for the
... with other entities-including people, other agents, and systems. An agent is autonomous in its action and communicates with other agents using FIPA-ACL. Our agents are implemented using FIPA-OS. Each suspicious event is handled by a reusable Task class which is developed independent of the agents us ...
... with other entities-including people, other agents, and systems. An agent is autonomous in its action and communicates with other agents using FIPA-ACL. Our agents are implemented using FIPA-OS. Each suspicious event is handled by a reusable Task class which is developed independent of the agents us ...
ppt used in lecture
... • Routing systems are designed to be stable randomized timers • QoS systems (especially call admision and QoS routing) need to be stable too. • Needs careful thought and smart engineering… • e.g. don’t want to do alternate path routing and admission control on same timescales. DigiComm II ...
... • Routing systems are designed to be stable randomized timers • QoS systems (especially call admision and QoS routing) need to be stable too. • Needs careful thought and smart engineering… • e.g. don’t want to do alternate path routing and admission control on same timescales. DigiComm II ...
Proceedings of the 2007 IEEE Workshop on Information Assurance
... Other researchers have compared and contrasted the relative merits of active and passive network mapping and analysis [18, 19, 20]. In general, the two techniques complement each other. Active analysis enables specific, on-demand polling of devices for vulnerable ports, but can miss information for ...
... Other researchers have compared and contrasted the relative merits of active and passive network mapping and analysis [18, 19, 20]. In general, the two techniques complement each other. Active analysis enables specific, on-demand polling of devices for vulnerable ports, but can miss information for ...
ppt
... information error reporting: unreachable host, network, port, protocol echo request/reply (used by ping) network-layer “above” IP: ICMP msgs carried in IP datagrams Ping, traceroute uses ICMP ...
... information error reporting: unreachable host, network, port, protocol echo request/reply (used by ping) network-layer “above” IP: ICMP msgs carried in IP datagrams Ping, traceroute uses ICMP ...
remote mechatronic system control over the internet
... Figure 1 – Relation of active resistances and frequencies for AC motor phases The 4Rs criteria are: Response time, Resolution, Reliability and Reparability. Response time: as one moves higher in the information architecture, the time delay, which can be tolerated in receiving the data, increases. Co ...
... Figure 1 – Relation of active resistances and frequencies for AC motor phases The 4Rs criteria are: Response time, Resolution, Reliability and Reparability. Response time: as one moves higher in the information architecture, the time delay, which can be tolerated in receiving the data, increases. Co ...
“DMZ In a Box”
... DMZ Knowledge • Stands for Demilitarized Zone, harks back to the Vietnam DMZ / 17th Parallel • It’s considered “a network sitting between two networks” – Not part of the internal network nor directly part of the internet ...
... DMZ Knowledge • Stands for Demilitarized Zone, harks back to the Vietnam DMZ / 17th Parallel • It’s considered “a network sitting between two networks” – Not part of the internal network nor directly part of the internet ...
Out-of-Band Networking Solutions Access, Manage, Simplify www.mrv.com
... devices such as door alarms, fire alarms and even lighting used on communications towers. They may also provide online access to the service ports of security and fire control panels as well as uninterruptible power supplies. As threat of cycber attacks continues, the ability to react and troublesho ...
... devices such as door alarms, fire alarms and even lighting used on communications towers. They may also provide online access to the service ports of security and fire control panels as well as uninterruptible power supplies. As threat of cycber attacks continues, the ability to react and troublesho ...