Chapter 20-22
... Routing Protocol: determines the best path (route) that the packets should follow to arrive to the desired destination Routing Protocols: A software in the network layer that implements routing algorithms and responsible for: Filling and updating routing tables (by finding the shortest paths from ...
... Routing Protocol: determines the best path (route) that the packets should follow to arrive to the desired destination Routing Protocols: A software in the network layer that implements routing algorithms and responsible for: Filling and updating routing tables (by finding the shortest paths from ...
Part I: Introduction
... actively insert messages into connection impersonation: can fake (spoof) source address in packet (or any field in packet) hijacking: “take over” ongoing connection by removing sender or receiver, inserting himself in place denial of service: prevent service from being used by others (e.g., ...
... actively insert messages into connection impersonation: can fake (spoof) source address in packet (or any field in packet) hijacking: “take over” ongoing connection by removing sender or receiver, inserting himself in place denial of service: prevent service from being used by others (e.g., ...
Part I: Introduction
... actively insert messages into connection impersonation: can fake (spoof) source address in packet (or any field in packet) hijacking: “take over” ongoing connection by removing sender or receiver, inserting himself in place denial of service: prevent service from being used by others (e.g., ...
... actively insert messages into connection impersonation: can fake (spoof) source address in packet (or any field in packet) hijacking: “take over” ongoing connection by removing sender or receiver, inserting himself in place denial of service: prevent service from being used by others (e.g., ...
October 20 - Center for Computer Systems Security
... $100 laptops may be at security forefront -Low-cost machines force applications to run in "a walled garden“ By Brian Bergstein AP Updated: 4:59 p.m. PT Oct 6, 2006 CAMBRIDGE, Mass. - The $100 laptops planned for children around the world might turn out to be as revolutionary for their security measu ...
... $100 laptops may be at security forefront -Low-cost machines force applications to run in "a walled garden“ By Brian Bergstein AP Updated: 4:59 p.m. PT Oct 6, 2006 CAMBRIDGE, Mass. - The $100 laptops planned for children around the world might turn out to be as revolutionary for their security measu ...
Access Control
... • The owner of the resource controls access to the resource • An ACL lists the users that have been allowed or denied access to the resource and lists the type of access they have been granted • Risks of the DAC Model: – Assumes that owners have the knowledge and skills to secure resources: Owners m ...
... • The owner of the resource controls access to the resource • An ACL lists the users that have been allowed or denied access to the resource and lists the type of access they have been granted • Risks of the DAC Model: – Assumes that owners have the knowledge and skills to secure resources: Owners m ...
Wireless Security
... It requires that the two parties share a secret key not shared by any other party.Access is denied who does not have an assigned key. The shared key used to encrypt and decrypt the data frames is also used to authenticate the station,but this is considered a security risk. 1.A sends a MAC authentica ...
... It requires that the two parties share a secret key not shared by any other party.Access is denied who does not have an assigned key. The shared key used to encrypt and decrypt the data frames is also used to authenticate the station,but this is considered a security risk. 1.A sends a MAC authentica ...
Denial of Service Attack and Prevention System
... Denial of Service Attack and Prevention System The Denial of Service (DoS) Attack and Prevention System is a suite of applications and protocols that work together to provide a centrally controllable platform for generating denial of service attacks, detecting them, and blocking their malicious eff ...
... Denial of Service Attack and Prevention System The Denial of Service (DoS) Attack and Prevention System is a suite of applications and protocols that work together to provide a centrally controllable platform for generating denial of service attacks, detecting them, and blocking their malicious eff ...
Distributed-Operating Systems
... can be accessed transparently Total integration of the component file systems ...
... can be accessed transparently Total integration of the component file systems ...
Report on the Positive Deviance Network Maps
... among the units so that they can communicate and collaborate directly. This way, the hubs will not become overwhelmed or become bottlenecks and the network becomes more self-organizing. Not placing so much reliance on these network hubs helps the network become more resilient. The next step is to lo ...
... among the units so that they can communicate and collaborate directly. This way, the hubs will not become overwhelmed or become bottlenecks and the network becomes more self-organizing. Not placing so much reliance on these network hubs helps the network become more resilient. The next step is to lo ...
Physical Security
... • Network-based IDSs (NIDSs) came along a few years after host-based systems. • NIDS integrated very well into the concept of perimeter security. – Computer security attention and effort focused on securing and controlling the ways in and out. – Idea was that you could restrict and control access at ...
... • Network-based IDSs (NIDSs) came along a few years after host-based systems. • NIDS integrated very well into the concept of perimeter security. – Computer security attention and effort focused on securing and controlling the ways in and out. – Idea was that you could restrict and control access at ...
Performance Evaluation of VoIP and TCP over wireless networks
... various layers of the standard protocol stack, as well as the inefficiency inherent in the WLAN MAC protocol, as explained below. • A typical VoIP packet at the IP layer consists of 40-byte IP/UDP/RTP headers and a payload ranging from 10 to 30 bytes, depending on the codec used. • So the efficiency ...
... various layers of the standard protocol stack, as well as the inefficiency inherent in the WLAN MAC protocol, as explained below. • A typical VoIP packet at the IP layer consists of 40-byte IP/UDP/RTP headers and a payload ranging from 10 to 30 bytes, depending on the codec used. • So the efficiency ...
ď - Charities Internal Audit Network
... Membership of CIAN is free and available to any charitable or not for profit organisation. Each charity has one representative, who must be working in the field of internal audit or with responsibility for internal control, who may attend meetings. Further members within that charity can also be reg ...
... Membership of CIAN is free and available to any charitable or not for profit organisation. Each charity has one representative, who must be working in the field of internal audit or with responsibility for internal control, who may attend meetings. Further members within that charity can also be reg ...
networking
... There “eth0” stands for your first Ethernet interfaces. If you have wlan, you would probably say something like “dhclient wlan0” ...
... There “eth0” stands for your first Ethernet interfaces. If you have wlan, you would probably say something like “dhclient wlan0” ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... partitions the client requests among the hosts and lets the clients access the cluster using one or more "virtual" IP addresses. From the client's point of view, the cluster appears to be a single server that answers these client requests. As enterprise traffic increases, network administrators can ...
... partitions the client requests among the hosts and lets the clients access the cluster using one or more "virtual" IP addresses. From the client's point of view, the cluster appears to be a single server that answers these client requests. As enterprise traffic increases, network administrators can ...
Junos OS: The Power of One Operating System
... can trust the software supporting your infrastructure, particularly in its most strategic and distributed components, your team can focus more of its time and effort keeping up with traffic demand as well as new application and business requirements. ...
... can trust the software supporting your infrastructure, particularly in its most strategic and distributed components, your team can focus more of its time and effort keeping up with traffic demand as well as new application and business requirements. ...
Configuring the WT-4 for ftp (Infrastructure Mode)
... • Encryption: If you selected open system or shared key authentication, choose 64- or 128-bit WEP. If you selected WPA-PSK or WPA2-PSK authentication, choose TKIP or AES. The network in this example uses TKIP. • Encryption key: If you selected 64-bit WEP encryption, enter a 5-character ASCII or 10-d ...
... • Encryption: If you selected open system or shared key authentication, choose 64- or 128-bit WEP. If you selected WPA-PSK or WPA2-PSK authentication, choose TKIP or AES. The network in this example uses TKIP. • Encryption key: If you selected 64-bit WEP encryption, enter a 5-character ASCII or 10-d ...
Network Coding and Reliable Communications Group
... Example: Congestion/Correlated losses (Time-outs) ...
... Example: Congestion/Correlated losses (Time-outs) ...
Service Clouds: A Distributed Infrastructure for Constructing Autonomic Communication Services
... set of interfaces and services to facilitate collaboration between middleware and the operating system. We used KMX to improve quality-of-service in video streams transmitted across wireless networks. That study yielded the concept of a transient proxy [23], whereby a service is instantiated on one ...
... set of interfaces and services to facilitate collaboration between middleware and the operating system. We used KMX to improve quality-of-service in video streams transmitted across wireless networks. That study yielded the concept of a transient proxy [23], whereby a service is instantiated on one ...
Comparison and Analysis vedio and audio using Queues
... about 235,000 bytes of data. PQ’s drop of data was seen earlier at around 105 seconds and with a much lower traffic of about 85,000 bytes at its peak. FIFO reached a maximum of about 250,000 bytes and then started losing packets and fluctuating between 30,000 and 130,000 bytes. PQ’s performance was ...
... about 235,000 bytes of data. PQ’s drop of data was seen earlier at around 105 seconds and with a much lower traffic of about 85,000 bytes at its peak. FIFO reached a maximum of about 250,000 bytes and then started losing packets and fluctuating between 30,000 and 130,000 bytes. PQ’s performance was ...
ppt
... Good performance in common case » Deals well with bursty traffic » Usually used at low load ...
... Good performance in common case » Deals well with bursty traffic » Usually used at low load ...
CHAPTER 1: Computer Systems
... Responsible for all end-to-end communication facilities Establishes connection with the destination, provides flow control, data assurance, reordering of packets, error recovery, and connection termination Packetization of the message, breaking up of the message into packets of reasonable size ...
... Responsible for all end-to-end communication facilities Establishes connection with the destination, provides flow control, data assurance, reordering of packets, error recovery, and connection termination Packetization of the message, breaking up of the message into packets of reasonable size ...
Interactive Mobile TV: Group and Resource Management
... 2 Cisco routers (2600 series) 1 GigabitEthernet Layer3 switch Layer 2 switches 1 WLAN access point ...
... 2 Cisco routers (2600 series) 1 GigabitEthernet Layer3 switch Layer 2 switches 1 WLAN access point ...
CA SOLVE:Operations Automation 11.9
... The NetMaster/SOLVE Health Check routine date is generated dynamically during address space start-up. z/OS Health Check policy statements must have a date equal to or newer than the Health Check routine date. This causes policy statements with a duration longer than the period between restarts of th ...
... The NetMaster/SOLVE Health Check routine date is generated dynamically during address space start-up. z/OS Health Check policy statements must have a date equal to or newer than the Health Check routine date. This causes policy statements with a duration longer than the period between restarts of th ...
local area networks
... reconfiguration to add or remove stations from the network. The main disadvantage of this topology is that all of the nodes depend on a common bus trunkline. A break in this trunkline can affect many nodes. Another configuration of the bus topology is the master/slave bus topology, consisting of sev ...
... reconfiguration to add or remove stations from the network. The main disadvantage of this topology is that all of the nodes depend on a common bus trunkline. A break in this trunkline can affect many nodes. Another configuration of the bus topology is the master/slave bus topology, consisting of sev ...
l2-1 - Heyook Lab
... A site switches provider without renumbering still adds one entry into global routing tables ...
... A site switches provider without renumbering still adds one entry into global routing tables ...