network topology
... Bus Topology is a bus pattern connecting the computers and other devices to the same communication line. All devices are connected in a line to a central cable, called the bus or backbone. There is no central computer or server. The data transmission is bidirectional. ...
... Bus Topology is a bus pattern connecting the computers and other devices to the same communication line. All devices are connected in a line to a central cable, called the bus or backbone. There is no central computer or server. The data transmission is bidirectional. ...
Lektion 1-Introduktion
... Dotted lines = blocking (non-active redundant) ports. May be used if one of the other bridges or links fails. Continuous black lines = forwarding (active) ports. ...
... Dotted lines = blocking (non-active redundant) ports. May be used if one of the other bridges or links fails. Continuous black lines = forwarding (active) ports. ...
3rd Edition, Chapter 5
... bits coming from one link go out all other links at the same rate no frame buffering no CSMA/CD at hub: adapters detect collisions provides net management functionality ...
... bits coming from one link go out all other links at the same rate no frame buffering no CSMA/CD at hub: adapters detect collisions provides net management functionality ...
Cross layer design for Wireless networks
... CLD is a way of achieving information sharing between all the layers in order to obtain highest possible adaptivity of any network. This is required to meet the challenging Data rates, higher performance gains and Quality of Services requirements for various real time and non real time applications. ...
... CLD is a way of achieving information sharing between all the layers in order to obtain highest possible adaptivity of any network. This is required to meet the challenging Data rates, higher performance gains and Quality of Services requirements for various real time and non real time applications. ...
Deployment of a Rational Swarm Routing Algorithm in Ad Hoc
... On-demand protocols benefit over proactive protocols by reducing overhead and eliminating wasted resources. Overhead in these terms may be defined as any information sent between two nodes that is not actual data used by the applications running on the nodes. Messages used by a protocol that do not ...
... On-demand protocols benefit over proactive protocols by reducing overhead and eliminating wasted resources. Overhead in these terms may be defined as any information sent between two nodes that is not actual data used by the applications running on the nodes. Messages used by a protocol that do not ...
File
... •In this method, station that wants to transmit data continuously sense the Channel to check whether the channel is idle or busy. •If the channel is busy , the station waits until it becomes idle. •When the station detects an idle channel, it immediately transmits the frame with probability 1. Hence ...
... •In this method, station that wants to transmit data continuously sense the Channel to check whether the channel is idle or busy. •If the channel is busy , the station waits until it becomes idle. •When the station detects an idle channel, it immediately transmits the frame with probability 1. Hence ...
Ethernet - University of Pittsburgh
... simpler, cheaper than token LANs and ATM kept up with speed race: 10 Mbps – 100 Gbps ...
... simpler, cheaper than token LANs and ATM kept up with speed race: 10 Mbps – 100 Gbps ...
Computer Networking
... or receive message; the active elements of every layer. Peer entities: two entities that locate at the same layer of different system. Protocol is used between peer entities. Interface: the interface between the contiguous layers. Service: the function of one layer and its underlying layers, service ...
... or receive message; the active elements of every layer. Peer entities: two entities that locate at the same layer of different system. Protocol is used between peer entities. Interface: the interface between the contiguous layers. Service: the function of one layer and its underlying layers, service ...
IEEE 802.11 based WLANs
... loop. Ring reservation supervised by rotating token. Each station is only connected to each of its two nearest neighbors. Data in the form of packets passes around the ring from one station to another in uni-directional way. Advantages : (1) Access method supports heavy load without degradation of ...
... loop. Ring reservation supervised by rotating token. Each station is only connected to each of its two nearest neighbors. Data in the form of packets passes around the ring from one station to another in uni-directional way. Advantages : (1) Access method supports heavy load without degradation of ...
View File
... services to various higher-layer protocols Higher-layer protocols: The Handshake Protocol The Change Cipher Spec Protocol The Alert Protocol ...
... services to various higher-layer protocols Higher-layer protocols: The Handshake Protocol The Change Cipher Spec Protocol The Alert Protocol ...
Module 9 VLAN Trunking Protocol
... • This tagging allows many VLANs to be carried across a common backbone, or trunk. • IEEE 802.1Q trunking protocol is the standard, widely implemented trunking protocol ...
... • This tagging allows many VLANs to be carried across a common backbone, or trunk. • IEEE 802.1Q trunking protocol is the standard, widely implemented trunking protocol ...
planetLab
... • The Scout module manages all TCP and UDP ports and ICMP IDs to ensure that there are no collisions between safe raw sockets and TCP/UDP/ICMP sockets • For each IP address, all ports are either free or "owned" by a slice. • Two slices may split ownership of a port by binding it to different IP addr ...
... • The Scout module manages all TCP and UDP ports and ICMP IDs to ensure that there are no collisions between safe raw sockets and TCP/UDP/ICMP sockets • For each IP address, all ports are either free or "owned" by a slice. • Two slices may split ownership of a port by binding it to different IP addr ...
Lecture Notes - Computer Science & Engineering
... Every system which will send packets directly out across the Internet must have a unique IP address IP addresses are based on where the hosts are connected IP addresses are controlled by a single organization address ranges are assigned They are running out of space! ...
... Every system which will send packets directly out across the Internet must have a unique IP address IP addresses are based on where the hosts are connected IP addresses are controlled by a single organization address ranges are assigned They are running out of space! ...
C03-Wireless_LANs
... (reservation determines amount of time the data packet needs the medium) acknowledgement via CTS after SIFS by receiver (if ready to receive) sender can now send data at once, acknowledgement via ACK other stations store medium reservations distributed via RTS and CTS ...
... (reservation determines amount of time the data packet needs the medium) acknowledgement via CTS after SIFS by receiver (if ready to receive) sender can now send data at once, acknowledgement via ACK other stations store medium reservations distributed via RTS and CTS ...
Presentation - International Spacewire Conference 2008
... Generic Data Sinks Device may have zero or more data sinks Each is identified by type Each will sink packets of a specified size – Size can be specified as applying to all packets – Or as a maximum (permitting smaller packets) ...
... Generic Data Sinks Device may have zero or more data sinks Each is identified by type Each will sink packets of a specified size – Size can be specified as applying to all packets – Or as a maximum (permitting smaller packets) ...
Chapter 1: A First Look at Windows 2000 Professional
... Layer 1 converts bits into signals for outgoing messages and signals into bits for incoming messages Manages computer’s interface to medium Instructs driver software and network interface to send data across medium Sets timing and interpretation of signals across medium Translates and screens incomi ...
... Layer 1 converts bits into signals for outgoing messages and signals into bits for incoming messages Manages computer’s interface to medium Instructs driver software and network interface to send data across medium Sets timing and interpretation of signals across medium Translates and screens incomi ...
QoS Guarantee in Wirless Network
... messages fail): 6 sec for node j to detect that the link failed + 6 sec for node k to learn that the link failed + 2 sec for node k to select j’ as the new MPR + 5 sec for node j’ to generate a TC message reporting its MPR link to k. ...
... messages fail): 6 sec for node j to detect that the link failed + 6 sec for node k to learn that the link failed + 2 sec for node k to select j’ as the new MPR + 5 sec for node j’ to generate a TC message reporting its MPR link to k. ...
Link Layer - Southern Adventist University
... bits coming in one link go out all other links at same rate all nodes connected to hub can collide with one another no frame buffering no CSMA/CD at hub: host NICs detect collisions ...
... bits coming in one link go out all other links at same rate all nodes connected to hub can collide with one another no frame buffering no CSMA/CD at hub: host NICs detect collisions ...
IEEE 802.16 Standard
... Bit Rate Shifting in 802.16 Bit rate shifting is achieved using adaptive modulation. When you are near to the BS, you are offered high speed, when you’re far, reliability decreases, hence you’re offered lower speed. ...
... Bit Rate Shifting in 802.16 Bit rate shifting is achieved using adaptive modulation. When you are near to the BS, you are offered high speed, when you’re far, reliability decreases, hence you’re offered lower speed. ...
computer networks review questions and problems 1. introduction to
... Write the type (broadcast or point-to-point) and topology (bus, ring or star) of computer networks that use terminating resistors. What does proper termination mean? What problem is encountered if proper termination is not provided? (CSE-5/31.01.05/FS/1) ...
... Write the type (broadcast or point-to-point) and topology (bus, ring or star) of computer networks that use terminating resistors. What does proper termination mean? What problem is encountered if proper termination is not provided? (CSE-5/31.01.05/FS/1) ...