Powerpoint
... IP Basics • IP encapsulates TCP • IP packets travel through many different routers (hops) before reaching it’s destination • MTU variation at the physical layer requires IP to fragment the message into smaller units along the way • Reassembly is an option at each hop. • IP does NOT guarantee delive ...
... IP Basics • IP encapsulates TCP • IP packets travel through many different routers (hops) before reaching it’s destination • MTU variation at the physical layer requires IP to fragment the message into smaller units along the way • Reassembly is an option at each hop. • IP does NOT guarantee delive ...
A Big Test Result - Knowledge Systems Institute
... • Bus mastering: the NIC takes temporary control of the computer's bus, bypasses the computer's CPU, and moves data directly to the computer's system memory. This speeds up operations by freeing the computer's processor to deal with other tasks. Bus mastering can improve network performance by 20 to ...
... • Bus mastering: the NIC takes temporary control of the computer's bus, bypasses the computer's CPU, and moves data directly to the computer's system memory. This speeds up operations by freeing the computer's processor to deal with other tasks. Bus mastering can improve network performance by 20 to ...
Book cover slide
... Ethernet networks vary in topology, speed, and cabling but have the following elements in common: • Use CSMA/CD as the means of gaining access to the network. • Are all defined in the IEEE 802.3 specifications. • Rely on broadcast transmissions that deliver signals to all nodes at the same time. • A ...
... Ethernet networks vary in topology, speed, and cabling but have the following elements in common: • Use CSMA/CD as the means of gaining access to the network. • Are all defined in the IEEE 802.3 specifications. • Rely on broadcast transmissions that deliver signals to all nodes at the same time. • A ...
Introduction
... via its own internal-layer actions relying on services provided by layer below Introduction ...
... via its own internal-layer actions relying on services provided by layer below Introduction ...
Remote Access
... Uses a standard PSTN voice line Standard established by the ITU ISDN service began in mid 1980’s Requires a Network Termination device(s) to process the data from the telephone company • Requires a Terminal Adapter (router) to convert the digital data to voice and distribute the communication. • Mus ...
... Uses a standard PSTN voice line Standard established by the ITU ISDN service began in mid 1980’s Requires a Network Termination device(s) to process the data from the telephone company • Requires a Terminal Adapter (router) to convert the digital data to voice and distribute the communication. • Mus ...
Distributed System Structures
... – provides connections and routes packets in the communication network, including handling the address of outgoing packets, decoding the address of incoming packets, and maintaining routing information for proper response to changing load levels ...
... – provides connections and routes packets in the communication network, including handling the address of outgoing packets, decoding the address of incoming packets, and maintaining routing information for proper response to changing load levels ...
Chapter 1 Lecture Presentation
... IP enables rapid introduction of new applications New cellular voice networks packet-based IP supports real-time voice and telephone network will gradually be replaced However, large packet flows easier to manage by circuit-like methods ...
... IP enables rapid introduction of new applications New cellular voice networks packet-based IP supports real-time voice and telephone network will gradually be replaced However, large packet flows easier to manage by circuit-like methods ...
The Mobile Multi-hop Solution in Ad hoc Networks
... Demand-based routing offers quick adaptation to dynamic link conditions, low processing and memory overhead, low network utilization, and determines unicast routes to destinations within the ad hoc network . proactive routing is desirable in a few of situations that only the bandwidth and the en ...
... Demand-based routing offers quick adaptation to dynamic link conditions, low processing and memory overhead, low network utilization, and determines unicast routes to destinations within the ad hoc network . proactive routing is desirable in a few of situations that only the bandwidth and the en ...
Accounting Management - University of Wollongong
... • Total number of transactions data can be used to – Determine number of logins to compute server – Connections made from cluster controller – Emails sent – Remote login sessions established – This data cannot differentiate between large and small VOLUMES ...
... • Total number of transactions data can be used to – Determine number of logins to compute server – Connections made from cluster controller – Emails sent – Remote login sessions established – This data cannot differentiate between large and small VOLUMES ...
Introduction to Data Communications
... • The performance of a network depends on a number of factors: – Number of users. Having a large number of concurrent users can slow response time in a network not designed to coordinate heavy traffic loads – Type of transmission medium. The medium defines the speed at which data can travel through ...
... • The performance of a network depends on a number of factors: – Number of users. Having a large number of concurrent users can slow response time in a network not designed to coordinate heavy traffic loads – Type of transmission medium. The medium defines the speed at which data can travel through ...
Generalized Multiprotocol Label Switching: An Overview of
... Beneficial for connections spanning multiple hops and/or large distances May break TE requirements ...
... Beneficial for connections spanning multiple hops and/or large distances May break TE requirements ...
best-effort service!
... • Service can be viewed as a contract between network and communication client – end-to-end service – other service scopes possible ...
... • Service can be viewed as a contract between network and communication client – end-to-end service – other service scopes possible ...
chapter5d
... protocol (not just IP) at same time ability to demultiplex upwards bit transparency: must carry any bit pattern in the data field error detection (no correction) connection liveness: detect, signal link failure to network layer network layer address negotiation: endpoint can learn/configure each o ...
... protocol (not just IP) at same time ability to demultiplex upwards bit transparency: must carry any bit pattern in the data field error detection (no correction) connection liveness: detect, signal link failure to network layer network layer address negotiation: endpoint can learn/configure each o ...
Transport Protocols
... based on understanding of network behavior can not adapt to changing network conditions too small leads to unnecessary re-transmissions too large and response to lost segments is slow should be a bit longer than round trip time ...
... based on understanding of network behavior can not adapt to changing network conditions too small leads to unnecessary re-transmissions too large and response to lost segments is slow should be a bit longer than round trip time ...
Document
... – Providing a well-defined service interface to the network layer. – Dealing with transmission errors. – Regulating the flow of data so that slow receivers are not swamped by fast senders. ...
... – Providing a well-defined service interface to the network layer. – Dealing with transmission errors. – Regulating the flow of data so that slow receivers are not swamped by fast senders. ...
Chapter 20 - William Stallings, Data and Computer Communications
... based on understanding of network behavior can not adapt to changing network conditions too small leads to unnecessary re-transmissions too large and response to lost segments is slow should be a bit longer than round trip time ...
... based on understanding of network behavior can not adapt to changing network conditions too small leads to unnecessary re-transmissions too large and response to lost segments is slow should be a bit longer than round trip time ...
FireWxNet: A Multi-Tiered Portable Wireless for Monitoring Weather
... When base station is powered on, it begins sending out control packets (or beacons) for one minute at the rate of one every four seconds. ...
... When base station is powered on, it begins sending out control packets (or beacons) for one minute at the rate of one every four seconds. ...
Lecture 2 - Networking Devices
... to make data forwarding decisions. Routers use a different addressing scheme that occurs at layer ...
... to make data forwarding decisions. Routers use a different addressing scheme that occurs at layer ...
Lecture 2 - Networking Devices
... to make data forwarding decisions. Routers use a different addressing scheme that occurs at layer ...
... to make data forwarding decisions. Routers use a different addressing scheme that occurs at layer ...
CMPE 150 – Spring 06
... In contrast to sliding window protocols which regulate amount of data in transit. Service agreement between user and carrier. Important to real-time traffic such as ...
... In contrast to sliding window protocols which regulate amount of data in transit. Service agreement between user and carrier. Important to real-time traffic such as ...
INF_01_Information
... are ordinary telephone wires which consist of two insulated copper wires twisted into pairs and are used for both voice and data transmission. The use of two wires twisted together helps to reduce crosstalk and electromagnetic induction. The transmission speed range from 2 million bits per second to ...
... are ordinary telephone wires which consist of two insulated copper wires twisted into pairs and are used for both voice and data transmission. The use of two wires twisted together helps to reduce crosstalk and electromagnetic induction. The transmission speed range from 2 million bits per second to ...
CS 455: Computer Networks and Data Communication Sample Final Examination Points: 125
... application lasts for 2 seconds. It is connected to an 8-Mbps network through a token bucket. Suppose the token bucket is initially filled to capacity with 12 Mbits, show (schematically) the variation in the output from the token bucket until all the application data is transmitted. Tokens arrive in ...
... application lasts for 2 seconds. It is connected to an 8-Mbps network through a token bucket. Suppose the token bucket is initially filled to capacity with 12 Mbits, show (schematically) the variation in the output from the token bucket until all the application data is transmitted. Tokens arrive in ...