CMPT 371: Chapter 1 - Simon Fraser University
... 640,000 bits from host A to host B over a circuit-switched network? All links are 1.536 Mbps Each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...
... 640,000 bits from host A to host B over a circuit-switched network? All links are 1.536 Mbps Each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...
IP Addressing Explored
... • There is no strict rule as to who may use a certain class of address • An enterprise such as an ISP can own a large Class B address space and subnet it into smaller spaces for its customers ...
... • There is no strict rule as to who may use a certain class of address • An enterprise such as an ISP can own a large Class B address space and subnet it into smaller spaces for its customers ...
Acceptable Use Policy for Technology
... a. Connecting a personal device to the RACS network provides access to filtered Internet and access to the student portal which allows access to web-based RACS resources. Access to the Internet will be filtered according to school policy. b. The preferred personal device is a netbook or laptop as th ...
... a. Connecting a personal device to the RACS network provides access to filtered Internet and access to the student portal which allows access to web-based RACS resources. Access to the Internet will be filtered according to school policy. b. The preferred personal device is a netbook or laptop as th ...
ppt - Course Website Directory
... • Most hosts are attached to a LAN by an interface board that only understands LAN addresses. For example, every Ethernet board is equipped with a globally unique 48-bit Ethernet address. • The boards send and receive frames based on 48bit Ethernet addresses. They know nothing about the 32-bit IP ad ...
... • Most hosts are attached to a LAN by an interface board that only understands LAN addresses. For example, every Ethernet board is equipped with a globally unique 48-bit Ethernet address. • The boards send and receive frames based on 48bit Ethernet addresses. They know nothing about the 32-bit IP ad ...
WorldNet Data Warehouse Albert Greenberg albert
... – Utilization statistics every five minutes from SNMP – Active probes suffer degraded performance ...
... – Utilization statistics every five minutes from SNMP – Active probes suffer degraded performance ...
All IP 3G Movements 3GPP Network Architecture 3GPP2 Network
... Redirects packets to the foreign agent component of the PDSN, and optionally receive and route reverse packets from the Foreign Agent component of the PDSN. May establish, maintain and terminate secure communications to the PDSN. Receives provisioning information from the AAA function for u ...
... Redirects packets to the foreign agent component of the PDSN, and optionally receive and route reverse packets from the Foreign Agent component of the PDSN. May establish, maintain and terminate secure communications to the PDSN. Receives provisioning information from the AAA function for u ...
Chapter 03
... X can execute graphical programs remotely by referring to the DISPLAY variable or the --display command line option XDMCP lets users on remote X servers obtain a graphical login screen and begin using X clients on Linux without first logging into Linux via Telnet The r-utilities provide a convenient ...
... X can execute graphical programs remotely by referring to the DISPLAY variable or the --display command line option XDMCP lets users on remote X servers obtain a graphical login screen and begin using X clients on Linux without first logging into Linux via Telnet The r-utilities provide a convenient ...
AccessControlSimulation
... physical security weaknesses identified during previous audits remain unresolved. ...
... physical security weaknesses identified during previous audits remain unresolved. ...
Sensor networks
... neighboring nodes, compute edges, only communicate edge description to far away data sinks > Example tracking/angle detection of signal source: Sensor nodes act jointly as a distributed microphone array, use it to compute the angle of a single source, only communicate this angle, not all the raw dat ...
... neighboring nodes, compute edges, only communicate edge description to far away data sinks > Example tracking/angle detection of signal source: Sensor nodes act jointly as a distributed microphone array, use it to compute the angle of a single source, only communicate this angle, not all the raw dat ...
Network
... – Authoritative RR comes from authority managing the RR and is always correct. – Cached RRs may be out of date. ...
... – Authoritative RR comes from authority managing the RR and is always correct. – Cached RRs may be out of date. ...
Modernization as a key to lower production costs
... found on the machine level. Under some circumstances homogenizing the network can only be the longterm goal or is the result of the modernization. In between different solutions must be found. Gateways With being able to adopt the physical properties of one network to another network, gateways typic ...
... found on the machine level. Under some circumstances homogenizing the network can only be the longterm goal or is the result of the modernization. In between different solutions must be found. Gateways With being able to adopt the physical properties of one network to another network, gateways typic ...
Week_Four_Network_MIMIC_ppt
... There is a piece of software on the client and a piece of software on the server. The server software sits and waits for the clients to make a request of the server. Envision the server as a robot, go here, get this, and return this. The server performs whatever the client requests and returns it to ...
... There is a piece of software on the client and a piece of software on the server. The server software sits and waits for the clients to make a request of the server. Envision the server as a robot, go here, get this, and return this. The server performs whatever the client requests and returns it to ...
DHCP snooping
... CAM stores information about MAC addresses available on each physical port and their associated VLAN parameters CAM is a normal memory limited in size Flood huge ARP Request to switch The switch is too busy to enforce its port security and broadcasts all traffic to every port in the network ...
... CAM stores information about MAC addresses available on each physical port and their associated VLAN parameters CAM is a normal memory limited in size Flood huge ARP Request to switch The switch is too busy to enforce its port security and broadcasts all traffic to every port in the network ...
Wireless MESH Networks
... A network can be deliberately over-designed for reliability simply by adding extra nodes, so each device has two or more paths for sending data. It can additionally be achieved by increasing the number of simultaneous connections a node may have. ...
... A network can be deliberately over-designed for reliability simply by adding extra nodes, so each device has two or more paths for sending data. It can additionally be achieved by increasing the number of simultaneous connections a node may have. ...
`Performance control of high-capacity IP networks for
... close to 100% and the delay kept at an acceptable level. Simulation Of The Network In Figure 2 With Traffic Controls The traffic controls as proposed in section Proposed traffic control and encoding were implemented in hosts and routers. The SourceHost1 queue rejects new packet arrivals when there a ...
... close to 100% and the delay kept at an acceptable level. Simulation Of The Network In Figure 2 With Traffic Controls The traffic controls as proposed in section Proposed traffic control and encoding were implemented in hosts and routers. The SourceHost1 queue rejects new packet arrivals when there a ...
15-744: Computer Networking
... • Mark packets with a small number of bits; each bit encoding represents a class or subclass ...
... • Mark packets with a small number of bits; each bit encoding represents a class or subclass ...
Skype Network - National Taiwan University
... SN gave SC the IP:Port of 4 nodes to query If it could not find the user, it informed the SN over TCP It appears that the SN now asked it to contact 8 different nodes This process continued until the SC found the user or it determined that the user did not exist The search took 3 to 4 seconds ...
... SN gave SC the IP:Port of 4 nodes to query If it could not find the user, it informed the SN over TCP It appears that the SN now asked it to contact 8 different nodes This process continued until the SC found the user or it determined that the user did not exist The search took 3 to 4 seconds ...
IEEE 802.11
... ~60 GHz), as examples of the most expected ones. Nevertheless, all nextgeneration standards will consider some of the most significant advances on the wireless communication and networking area in the last decade, developed by a highly active community, in both academia and industry. This special is ...
... ~60 GHz), as examples of the most expected ones. Nevertheless, all nextgeneration standards will consider some of the most significant advances on the wireless communication and networking area in the last decade, developed by a highly active community, in both academia and industry. This special is ...
Chapter two - UniMAP Portal
... 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 ...
Yee-Ting Li
... Incorporates a ‘finger pointing’ mechanism to identify poor performers Ideal starting point! BUT… found out about it too late… Currently investigating implementation with SLAC software + web service as possible implementation of piPEs software ...
... Incorporates a ‘finger pointing’ mechanism to identify poor performers Ideal starting point! BUT… found out about it too late… Currently investigating implementation with SLAC software + web service as possible implementation of piPEs software ...
Addresses
... Either the datagram has a problem or it carries an ICMP request message to which a router replies If ICMP error message causes an error, no error message is sent ...
... Either the datagram has a problem or it carries an ICMP request message to which a router replies If ICMP error message causes an error, no error message is sent ...
A Tag Encoding Scheme against Pollution Attack to
... the downstream nodes and the outputs of the downstream nodes will be polluted and fake. The pollution propagates in the network quickly with the transmission of polluted data packets, which not only leads to incorrect decoding at sinks, but also wastes network resources. So it is crucial to prevent ...
... the downstream nodes and the outputs of the downstream nodes will be polluted and fake. The pollution propagates in the network quickly with the transmission of polluted data packets, which not only leads to incorrect decoding at sinks, but also wastes network resources. So it is crucial to prevent ...
Communications and Data Flow Within the FHWA VII Network
... – Interface with signal controllers for distribution of signal phase and timing information to passing vehicles in support of safety applications. – Interface with roadside sensors to forward information to network user or to distribute advisory messages to passing vehicles. – Interface with roadsid ...
... – Interface with signal controllers for distribution of signal phase and timing information to passing vehicles in support of safety applications. – Interface with roadside sensors to forward information to network user or to distribute advisory messages to passing vehicles. – Interface with roadsid ...