The Transport Layer
... – Must be less than receiver’s advertised buffer size – Try to match the rate of sending packets with the rate that the slowest link can accommodate – Sender uses an adaptive algorithm to decide size of N – Goal: fill network between sender and receiver – Basic technique: slowly increase size of win ...
... – Must be less than receiver’s advertised buffer size – Try to match the rate of sending packets with the rate that the slowest link can accommodate – Sender uses an adaptive algorithm to decide size of N – Goal: fill network between sender and receiver – Basic technique: slowly increase size of win ...
CSCI6268L18 - Computer Science
... • IP is “best effort” – There is no tracking of packets – If something is dropped… oh well – If one fragment is dropped, many transport layer protocols (like TCP) will consider the whole thing lost and not ACK – This seems bad, but it’s one of the biggest successes of IP – UDP is IP with ports, so i ...
... • IP is “best effort” – There is no tracking of packets – If something is dropped… oh well – If one fragment is dropped, many transport layer protocols (like TCP) will consider the whole thing lost and not ACK – This seems bad, but it’s one of the biggest successes of IP – UDP is IP with ports, so i ...
CSE524: Lecture 2
... – Host-to-Host protocol standard for two ends to talk to each other – NCP (Network Control Protocol) defined (Dec. 1970) – Precursor to TCP – Deployed from 1971-1972 – Allows applications to be developed on top of network ...
... – Host-to-Host protocol standard for two ends to talk to each other – NCP (Network Control Protocol) defined (Dec. 1970) – Precursor to TCP – Deployed from 1971-1972 – Allows applications to be developed on top of network ...
solution
... reuses the same port numbers on the port and the destination, Otherwise, the FIN message will not be associated with the TCP for the new connection and will not be processed as part of the new connection. The host waits two maximum segment lifetimes before reusing the port from the old connection. T ...
... reuses the same port numbers on the port and the destination, Otherwise, the FIN message will not be associated with the TCP for the new connection and will not be processed as part of the new connection. The host waits two maximum segment lifetimes before reusing the port from the old connection. T ...
Chapter 3 Internet Applications and Network Programming
... • The Internet stream service is connection-oriented • It operates analogous to a telephone call: 1. two applications must request that a connection be created 2. once it has been established, the connection allows the applications to send data in either direction 3. finally, when they finish c ...
... • The Internet stream service is connection-oriented • It operates analogous to a telephone call: 1. two applications must request that a connection be created 2. once it has been established, the connection allows the applications to send data in either direction 3. finally, when they finish c ...
An overview
... customs and regulations dealing with diplomatic formality, precedence, and etiquette. an original draft, minute, or record from which a document, esp. a treaty, is prepared. A formal description of message formats and the rules two computers must follow to exchange those messages. ...
... customs and regulations dealing with diplomatic formality, precedence, and etiquette. an original draft, minute, or record from which a document, esp. a treaty, is prepared. A formal description of message formats and the rules two computers must follow to exchange those messages. ...
Programming Project - Department of Electrical Engineering
... keyword PING, the message sequence number, and the message timestamp. After sending each packet, the client will wait up to one second to receive a reply. If one second goes by without a reply from the server, then the client will assume that its packet or the server’s reply packet has been lost in ...
... keyword PING, the message sequence number, and the message timestamp. After sending each packet, the client will wait up to one second to receive a reply. If one second goes by without a reply from the server, then the client will assume that its packet or the server’s reply packet has been lost in ...
NAME: Computer Science 461 Midterm Exam March 30, 2009
... For this question, there is a single client communicating with a single server using TCP. The client sends a very small amount of data using the send() function, and the server receives the data with a recv() call. Each of the following scenarios shows a different order in which the socket calls are ...
... For this question, there is a single client communicating with a single server using TCP. The client sends a very small amount of data using the send() function, and the server receives the data with a recv() call. Each of the following scenarios shows a different order in which the socket calls are ...
Switching and Forwarding
... • Typically wait full RTT for connection setup before sending first data packet. • While the connection request contains the full address for destination, each data packet contains only a small identifier, making the per-packet header overhead small. • If a switch or a link in a connection fails, th ...
... • Typically wait full RTT for connection setup before sending first data packet. • While the connection request contains the full address for destination, each data packet contains only a small identifier, making the per-packet header overhead small. • If a switch or a link in a connection fails, th ...
ppt
... – Number of bytes in the packet – Maximum size is 63,535 bytes (216 -1) – … though underlying links may impose harder limits ...
... – Number of bytes in the packet – Maximum size is 63,535 bytes (216 -1) – … though underlying links may impose harder limits ...
IP Packet Switching
... – Number of bytes in the packet – Maximum size is 63,535 bytes (216 -1) – … though underlying links may impose harder limits ...
... – Number of bytes in the packet – Maximum size is 63,535 bytes (216 -1) – … though underlying links may impose harder limits ...
TCP/IP protokolu kopa
... The Internet Architecture Board (IAB) is the technical advisory group of ISOC, and responsible for setting standards, publishing RFCs and overseeing the Internet Standards process. RFCs. A document written by anyone, a standard suggestion, read and tested by the ISOC. Each RFC is assigned a number. ...
... The Internet Architecture Board (IAB) is the technical advisory group of ISOC, and responsible for setting standards, publishing RFCs and overseeing the Internet Standards process. RFCs. A document written by anyone, a standard suggestion, read and tested by the ISOC. Each RFC is assigned a number. ...
幻灯片 1 - University of New South Wales
... writing them to disk and using a multicast socket. - Flows may be exported in either an extended NetFlow or standard IPFIX formats. - Each Flow record - 5-tuple - MAC addresses, first/last packet timestamps, counters of bytes and packets, average/standard deviation/minimum/maximum for both packet le ...
... writing them to disk and using a multicast socket. - Flows may be exported in either an extended NetFlow or standard IPFIX formats. - Each Flow record - 5-tuple - MAC addresses, first/last packet timestamps, counters of bytes and packets, average/standard deviation/minimum/maximum for both packet le ...
Introduction - Suraj @ LUMS
... Ordering in Group Communication (cont.) • Request handling at replicas – every request is held-back until ordering constraints can be met – request is defined to be stable at a replica once no request from a client and bearing a lower unique identifier can be subsequently delivered to replica; that ...
... Ordering in Group Communication (cont.) • Request handling at replicas – every request is held-back until ordering constraints can be met – request is defined to be stable at a replica once no request from a client and bearing a lower unique identifier can be subsequently delivered to replica; that ...
Topic 23
... • Priority field: distinguishes between packets that can be buffered/delayed vs. packets that must either be sent immediately or discarded (and in-between cases) • Flow label: allows source-destination pairs to set up the equivalent of virtual circuits with may (for example) have defined quality-ofs ...
... • Priority field: distinguishes between packets that can be buffered/delayed vs. packets that must either be sent immediately or discarded (and in-between cases) • Flow label: allows source-destination pairs to set up the equivalent of virtual circuits with may (for example) have defined quality-ofs ...
Lecture Slides - Stony Brook University
... Standard interface used by most passive monitoring applications ...
... Standard interface used by most passive monitoring applications ...
Firewalls - Eastern Michigan University
... Screening Router Firewall High Cost Good place for Egress Filtering ...
... Screening Router Firewall High Cost Good place for Egress Filtering ...
CSC383 Lecture notes Ch 1 2 3
... An Important Observation If you examine the code for the echo client, you will find that it does not immediately read another line from the keyboard after reading data from the connection. This is because recv only returns as much data as it has actually read. The reason for this is that the unde ...
... An Important Observation If you examine the code for the echo client, you will find that it does not immediately read another line from the keyboard after reading data from the connection. This is because recv only returns as much data as it has actually read. The reason for this is that the unde ...
cross_ip - cs.wisc.edu
... Knockout Switch • Knockout switch is a design for an output port which deals with contention on n outputs – Reduces complexity – almost a crossbar – Accepts l packets simultaneously where l < n – Design minimizes cost for typical traffic flows ...
... Knockout Switch • Knockout switch is a design for an output port which deals with contention on n outputs – Reduces complexity – almost a crossbar – Accepts l packets simultaneously where l < n – Design minimizes cost for typical traffic flows ...