GenericFaultyCable
... PLC and then serve as a proxy to furnish the data read from the PLC to the clients, which are operator control terminals. The SCADA server then furnishes the updated register and coil data to multiple client PC operator terminals. This architecture decreases the number of direct ModbusTCP client con ...
... PLC and then serve as a proxy to furnish the data read from the PLC to the clients, which are operator control terminals. The SCADA server then furnishes the updated register and coil data to multiple client PC operator terminals. This architecture decreases the number of direct ModbusTCP client con ...
A Server-mediated Peer-to-peer System
... low bandwidth, the effective reach of a Gnutella query is reduced to between 5,000 and 8,000 peers [8]. Increasing the value of TTL could be a possible solution but this approach will increase the amount of network traffic substantially. Prior researchers have devoted their efforts to improving quer ...
... low bandwidth, the effective reach of a Gnutella query is reduced to between 5,000 and 8,000 peers [8]. Increasing the value of TTL could be a possible solution but this approach will increase the amount of network traffic substantially. Prior researchers have devoted their efforts to improving quer ...
QoS Protocols & Architectures
... Traffic is marked at ingress and unmarked at egress boundaries Markings are used to determine next router hop (not priority) The aim is to simplify the routing process … ...
... Traffic is marked at ingress and unmarked at egress boundaries Markings are used to determine next router hop (not priority) The aim is to simplify the routing process … ...
Networking - Accessing CLEAR
... Each server waits for requests to arrive on a well-known port associated with a particular ...
... Each server waits for requests to arrive on a well-known port associated with a particular ...
Chapter5
... PPP for dial-up access point-to-point link between Ethernet switch and host broadcast (shared wire or medium) traditional Ethernet upstream HFC 802.11 wireless LAN ...
... PPP for dial-up access point-to-point link between Ethernet switch and host broadcast (shared wire or medium) traditional Ethernet upstream HFC 802.11 wireless LAN ...
Programming with TCP/IP
... the Transport Layer in the TCP/IP protocol suite, which is part of the BSD Unix. ...
... the Transport Layer in the TCP/IP protocol suite, which is part of the BSD Unix. ...
How a Switch Works
... Layer 3 switching is another example of fragment-free switching. Up to now, this discussion has concentrated on switching and bridging at the data link layer (Layer 2) of the Open System Interconnection (OSI) model. When bridge technology was first developed, it was not practical to build wire-speed ...
... Layer 3 switching is another example of fragment-free switching. Up to now, this discussion has concentrated on switching and bridging at the data link layer (Layer 2) of the Open System Interconnection (OSI) model. When bridge technology was first developed, it was not practical to build wire-speed ...
SpeedStream
... If you have selected PPP as your WAN protocol, you will see a screen requesting a PPP User Name and PPP Password. Enter this information in the fields provided. PPP Networking Bridging will forward all traffic to remote hosts that is not routed (nonIP) to the WAN. ...
... If you have selected PPP as your WAN protocol, you will see a screen requesting a PPP User Name and PPP Password. Enter this information in the fields provided. PPP Networking Bridging will forward all traffic to remote hosts that is not routed (nonIP) to the WAN. ...
Understanding Carrier Ethernet Throughput
... to match the bandwidth profile of the service level agreement (SLA). For example, driving a 50Mbit/s Ethernet service with 100 Mbit/s for a time period larger than the contracted Committed Burst Size (CBS) will provide a poor user experience, with dropped traffic, retransmissions, and net throughput ...
... to match the bandwidth profile of the service level agreement (SLA). For example, driving a 50Mbit/s Ethernet service with 100 Mbit/s for a time period larger than the contracted Committed Burst Size (CBS) will provide a poor user experience, with dropped traffic, retransmissions, and net throughput ...
Product Overview
... Broadcast/Multicast Suppression Broadcast/multicast suppression controls excessive broadcast and multicast traffic in the network. You can limit the number of broadcasts and multicasts from switch ports to prevent congestion caused by broadcast storms. For information on configuring broadcast/multic ...
... Broadcast/Multicast Suppression Broadcast/multicast suppression controls excessive broadcast and multicast traffic in the network. You can limit the number of broadcasts and multicasts from switch ports to prevent congestion caused by broadcast storms. For information on configuring broadcast/multic ...
TCP, Performance and Delay
... Each segment, including the TCP header, must fit in the 65,515 byte IP payload. Each link has a Maximum Transfer Unit (MTU) and each segment must fit in the MTU at the sender and receiver. It defines the upper bound on segment size. ...
... Each segment, including the TCP header, must fit in the 65,515 byte IP payload. Each link has a Maximum Transfer Unit (MTU) and each segment must fit in the MTU at the sender and receiver. It defines the upper bound on segment size. ...
Packet Filtering
... A packet which is related to, but not part of, an existing connection such as ICMP error. ...
... A packet which is related to, but not part of, an existing connection such as ICMP error. ...
Network Addressing - Cisco Networking Academy
... network can communicate with hosts on different networks. Each interface on a router is connected to a separate network. The IP address assigned to the router interface identifies which local network is connected directly to it. Every host on a network must use the router as a gateway to other netwo ...
... network can communicate with hosts on different networks. Each interface on a router is connected to a separate network. The IP address assigned to the router interface identifies which local network is connected directly to it. Every host on a network must use the router as a gateway to other netwo ...
Chapter_7_V6.0_HU
... We’re making these slides freely available to all (faculty, students, readers). They’re in PowerPoint form so you see the animations; and can add, modify, and delete slides (including this one) and slide content to suit your needs. They obviously represent a lot of work on our part. In return for us ...
... We’re making these slides freely available to all (faculty, students, readers). They’re in PowerPoint form so you see the animations; and can add, modify, and delete slides (including this one) and slide content to suit your needs. They obviously represent a lot of work on our part. In return for us ...
2.2 INTERNET ROUTING PROTOCOLS
... Static routing is manually performed by the network administrator. The administrator is responsible for discovering and propagating routes through the network. These definitions are manually programmed in every routing device in the environment. After a device has been configured, it simply forwar ...
... Static routing is manually performed by the network administrator. The administrator is responsible for discovering and propagating routes through the network. These definitions are manually programmed in every routing device in the environment. After a device has been configured, it simply forwar ...
old_Ch3
... periodically. Each packet contains the following information: ID of node that created LSP, list of directly connected routers with the link cost, a sequence number and a time to live. ...
... periodically. Each packet contains the following information: ID of node that created LSP, list of directly connected routers with the link cost, a sequence number and a time to live. ...
20088-2 CCNA3 3.1-03 Questions EIGRP
... IGRP imposes a maximum hop count of 224, slightly less than EIGRP’s 255. ...
... IGRP imposes a maximum hop count of 224, slightly less than EIGRP’s 255. ...
Guide to Network Defense and Countermeasures
... • Unicast addressing: used for one-to-one communication (between two host or two routers) • Scopes of unicast addresses: – Global unicast address: public addresses routable on the Internet – Site-local unicast address: similar to private IPv4 addresses – Unique local IPv6 unicast address: replacing ...
... • Unicast addressing: used for one-to-one communication (between two host or two routers) • Scopes of unicast addresses: – Global unicast address: public addresses routable on the Internet – Site-local unicast address: similar to private IPv4 addresses – Unique local IPv6 unicast address: replacing ...
Socket Programming
... • A socket is a file descriptor that lets an application read/write data from/to the network ...
... • A socket is a file descriptor that lets an application read/write data from/to the network ...
Chapter 15
... – Only computers with registered MAC addresses are allowed to connect • To find out the MAC address of a computer use the ipconfig /all command A+ Guide to Managing & Maintaining Your PC, 8th Edition ...
... – Only computers with registered MAC addresses are allowed to connect • To find out the MAC address of a computer use the ipconfig /all command A+ Guide to Managing & Maintaining Your PC, 8th Edition ...
3rd Edition, Chapter 5
... errors caused by signal attenuation, noise. receiver detects presence of errors: • signals sender for retransmission or drops frame ...
... errors caused by signal attenuation, noise. receiver detects presence of errors: • signals sender for retransmission or drops frame ...
No Slide Title - Virginia Tech
... • Provides ATM services throughout Virginia to K12 schools, institutions of higher education, and state agencies – low cost access with level pricing statewide • OC3c (155 Mbit/s), ~ $150,000/annum • DS3 (45 Mbit/s), ~$60,000/annum • DS1 (1.5 Mbit/s), ~12,000/annum ...
... • Provides ATM services throughout Virginia to K12 schools, institutions of higher education, and state agencies – low cost access with level pricing statewide • OC3c (155 Mbit/s), ~ $150,000/annum • DS3 (45 Mbit/s), ~$60,000/annum • DS1 (1.5 Mbit/s), ~12,000/annum ...
CEN 4500C Computer Networks Fundamentals
... Q. Mention the different kinds of protocols that may be used for congestion control. Argue for (or against) having network-assisted congestion control. (10 points) 1- Back pressure using hop by hop flow control (e.g., Go back N or selective reject) 2- Choke packet that is sent from the congested rou ...
... Q. Mention the different kinds of protocols that may be used for congestion control. Argue for (or against) having network-assisted congestion control. (10 points) 1- Back pressure using hop by hop flow control (e.g., Go back N or selective reject) 2- Choke packet that is sent from the congested rou ...
CISCO 5
... Dividing Networks Rather than having all hosts everywhere connected to one vast global network, it is more practical and manageable to group hosts into specific networks. Historically, IP-based networks have their roots as one large network. As this single network grew, so did the issues related to ...
... Dividing Networks Rather than having all hosts everywhere connected to one vast global network, it is more practical and manageable to group hosts into specific networks. Historically, IP-based networks have their roots as one large network. As this single network grew, so did the issues related to ...
