4th Edition: Chapter 1
... How long does it take to send a file of 640,000 bits from host A to host B over a circuit-switched network? all link speeds: 1.536 Mbps each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...
... How long does it take to send a file of 640,000 bits from host A to host B over a circuit-switched network? all link speeds: 1.536 Mbps each link uses TDM with 24 slots/sec 500 msec to establish end-to-end circuit ...
The network layer
... Transport-layer protocols During the life of the TCP/IP protocol suite three transport layer protocols have been designed: UDP, TCP and SCTP. The User Datagram Protocol (UDP) is the simplest of all three protocols. UDP does multiplexing and de-multiplexing It also does a type of error control by ad ...
... Transport-layer protocols During the life of the TCP/IP protocol suite three transport layer protocols have been designed: UDP, TCP and SCTP. The User Datagram Protocol (UDP) is the simplest of all three protocols. UDP does multiplexing and de-multiplexing It also does a type of error control by ad ...
Course Notes
... Provides the upper layers with independence from the data transmission and physical networking technologies. Responsible for sending data from source to destination. This includes the nodes inbetween (and therefore it is not end-to-end) Responsible for requesting network facilities, such as prio ...
... Provides the upper layers with independence from the data transmission and physical networking technologies. Responsible for sending data from source to destination. This includes the nodes inbetween (and therefore it is not end-to-end) Responsible for requesting network facilities, such as prio ...
UMTS
... TDMA (Time Division Multiple Access) • transmission medium is slot-assigned to channels for certain time, is often used in LANs • Synchronization (timing, static or dynamic) between transmitting and receiving stations is required ...
... TDMA (Time Division Multiple Access) • transmission medium is slot-assigned to channels for certain time, is often used in LANs • Synchronization (timing, static or dynamic) between transmitting and receiving stations is required ...
cap5-2006
... ReceiveThread: will listen to packets sent by other members of the group. When it receives one, it will register it in a vector containing a pair (participant-id, time) with the time the last packet received from a participant was received ChckThread: check the vector every 2 seconds the vector ...
... ReceiveThread: will listen to packets sent by other members of the group. When it receives one, it will register it in a vector containing a pair (participant-id, time) with the time the last packet received from a participant was received ChckThread: check the vector every 2 seconds the vector ...
ppt - Computer Science & Engineering
... installed by the end of the year. These cameras currently are set to transmit images of pre-set views once per hour over a 10Mbps field IP network. The utility of these cameras could also be leveraged by implementing software control systems similar to security camera management, where a buffer of v ...
... installed by the end of the year. These cameras currently are set to transmit images of pre-set views once per hour over a 10Mbps field IP network. The utility of these cameras could also be leveraged by implementing software control systems similar to security camera management, where a buffer of v ...
Ch08
... Fragmentation Header • Fragmentation only allowed at source • No fragmentation at intermediate routers • Node must perform path discovery to find smallest MTU of intermediate networks • Source fragments to match MTU • Otherwise limit to 1280 octets ...
... Fragmentation Header • Fragmentation only allowed at source • No fragmentation at intermediate routers • Node must perform path discovery to find smallest MTU of intermediate networks • Source fragments to match MTU • Otherwise limit to 1280 octets ...
Network technology
... – Channel sending 8000 samples / second, up to 8-bits/sample • DAC encodes each sample with 92 or 128 voltage levels – Not enough precision on analog side to handle finer resolution • Receiver converts samples back to digital values – Must match frequency & phase of senders DAC ...
... – Channel sending 8000 samples / second, up to 8-bits/sample • DAC encodes each sample with 92 or 128 voltage levels – Not enough precision on analog side to handle finer resolution • Receiver converts samples back to digital values – Must match frequency & phase of senders DAC ...
Chapter6
... start random backoff time timer counts down while channel idle transmit when timer expires if no ACK, increase random backoff interval, repeat 2 ...
... start random backoff time timer counts down while channel idle transmit when timer expires if no ACK, increase random backoff interval, repeat 2 ...
Three Challenges in Reliable Data Transport over
... weighted shortest path, interference metrics, congestion metrics, power/energy metrics, throughput metrics ...
... weighted shortest path, interference metrics, congestion metrics, power/energy metrics, throughput metrics ...
Vinten Radamec HDVRC
... required, a dedicated network communication channel is needed with appropriate traffic policies enabled. Multiple controllers can be added to the VRC network allowing operational flexibility. Operators can control any studios’ cameras, from any control room (subject to permission). System interconne ...
... required, a dedicated network communication channel is needed with appropriate traffic policies enabled. Multiple controllers can be added to the VRC network allowing operational flexibility. Operators can control any studios’ cameras, from any control room (subject to permission). System interconne ...
William Stallings Data and Computer Communications
... call setup, teardown for each call before data can flow each packet carries VC identifier (not destination host ID) every router on source-dest path maintains “state” for each passing connection transport-layer connection only involved two end systems ...
... call setup, teardown for each call before data can flow each packet carries VC identifier (not destination host ID) every router on source-dest path maintains “state” for each passing connection transport-layer connection only involved two end systems ...
Logical Addressing
... Network Address Translation • For small organizations such as your house or Carthage College, the ideal scenario is to have each one use as few IP addresses as possible. • The NAT protocol achieves this by, in the limiting case, allowing an entire organization to be represented to the Internet by o ...
... Network Address Translation • For small organizations such as your house or Carthage College, the ideal scenario is to have each one use as few IP addresses as possible. • The NAT protocol achieves this by, in the limiting case, allowing an entire organization to be represented to the Internet by o ...
Unit 8 - WordPress.com
... directly to the ring or indirectly through and interface device or drop cable. Message travel around the ring from node to node in a very organized manner. Each workstation checks the message for a matching destination address. If the address doesn’t match the node simply regenerates the message and ...
... directly to the ring or indirectly through and interface device or drop cable. Message travel around the ring from node to node in a very organized manner. Each workstation checks the message for a matching destination address. If the address doesn’t match the node simply regenerates the message and ...
Internet 0: Interdevice Internetworking - Publications
... by the door"). The first depends on which network the switch is connected to. If that network is not connected to the rest of the Internet then a random address can be chosen (so that a name server is not required), but if there is an Internet connection with a name server available then that can be ...
... by the door"). The first depends on which network the switch is connected to. If that network is not connected to the rest of the Internet then a random address can be chosen (so that a name server is not required), but if there is an Internet connection with a name server available then that can be ...
3rd Edition: Chapter 4
... • Destination address-based in Datagram networks • Virtual circuit number-based in VC Networks ...
... • Destination address-based in Datagram networks • Virtual circuit number-based in VC Networks ...
Chapter 1. Introduction to Data Communications
... small amount of information is sent, DNS uses connectionless routing and is sent using UDP. • That computer either responds by sending a UDP packet back to the client or, if it still doesn’t know the IP address, it sends another UDP packet to the next highest name server in the DNS hierarchy. • The ...
... small amount of information is sent, DNS uses connectionless routing and is sent using UDP. • That computer either responds by sending a UDP packet back to the client or, if it still doesn’t know the IP address, it sends another UDP packet to the next highest name server in the DNS hierarchy. • The ...
ppt - Berkeley Database Research
... If messages are lost, maybe can detect and resend – If a node fails, may need to rebuild the whole tree and re-run protocol – Need to detect the failure, could cause high uncertainty ...
... If messages are lost, maybe can detect and resend – If a node fails, may need to rebuild the whole tree and re-run protocol – Need to detect the failure, could cause high uncertainty ...
Computer Networks
... Packet switching is similar to message switching using short messages. Any message exceeding a network-defined maximum length is broken up into shorter units, known as packets. For transmission; the packets, each with an associated header, are then transmitted individually through the network. The f ...
... Packet switching is similar to message switching using short messages. Any message exceeding a network-defined maximum length is broken up into shorter units, known as packets. For transmission; the packets, each with an associated header, are then transmitted individually through the network. The f ...
Mention typical hardware components in a computer system (at least
... #14: How are “routers” different from “switches” (mention two major differences)? #15: Sketch the internal structure of typical switches. #16: What type of network address do switches use for forwarding packets? #17: What type of network address do routers use for forwarding packets? #18: What is “c ...
... #14: How are “routers” different from “switches” (mention two major differences)? #15: Sketch the internal structure of typical switches. #16: What type of network address do switches use for forwarding packets? #17: What type of network address do routers use for forwarding packets? #18: What is “c ...
Moodle-5 - Willingdon College, Sangli
... Attenuation : It is a measure of how much the signal weakens as it travels through the medium. If the signal strength falls below certain level then false triggering will take place therefore designer must specify limits in the length of cable run. ...
... Attenuation : It is a measure of how much the signal weakens as it travels through the medium. If the signal strength falls below certain level then false triggering will take place therefore designer must specify limits in the length of cable run. ...