ppt
... • Transport layer partitions messages into packets • TCP – Transmission Control Protocol • Sequence number of current packet • Sequence number of last packet received correctly ...
... • Transport layer partitions messages into packets • TCP – Transmission Control Protocol • Sequence number of current packet • Sequence number of last packet received correctly ...
slides
... – Each code takes a codeword of k data packets and generates n-k additional check packets – i-th bit in check packet is generated from the i-th bits of each associated data packet • Parity Coding: XOR is applied across groups of packets to generate parity packets • Reed-Solomon Coding: Based on prop ...
... – Each code takes a codeword of k data packets and generates n-k additional check packets – i-th bit in check packet is generated from the i-th bits of each associated data packet • Parity Coding: XOR is applied across groups of packets to generate parity packets • Reed-Solomon Coding: Based on prop ...
Proxies, Active Networks, Re-configurable Terminals: The Cornerstones of Future Wireless Internet
... network, establishing the route to the individually addressed hosts within the proper network is a local issue. This does, however, imply that a host can (without additional measures) only be reached by IP packets if it remains within its proper network. ...
... network, establishing the route to the individually addressed hosts within the proper network is a local issue. This does, however, imply that a host can (without additional measures) only be reached by IP packets if it remains within its proper network. ...
CSC 311 Fragmentation
... Called the classless interdomain routing or CIDR, it is currently supported by BGP-4 (border gateway protocol version 4) ...
... Called the classless interdomain routing or CIDR, it is currently supported by BGP-4 (border gateway protocol version 4) ...
2003 - CIS
... Virtual circuits are important when the source host and destination host reside on different networks. ...
... Virtual circuits are important when the source host and destination host reside on different networks. ...
TCP/IP Socket Programming CS4513 (D05) Help Session
... directory and make changes as your need. 2. Be careful with the configuration files that may be different for good/bad clients, such as the IP addresses. In cmd windows, you can get the IP address by using “ipconfig”. 3. Use a bat file can be helpful to sync the time stamps for different tools. In a ...
... directory and make changes as your need. 2. Be careful with the configuration files that may be different for good/bad clients, such as the IP addresses. In cmd windows, you can get the IP address by using “ipconfig”. 3. Use a bat file can be helpful to sync the time stamps for different tools. In a ...
Document
... announcing its existance and address. A newly arrived mobile host may wait for one of these messages, but if none arrives quickly enough, the mobile host can broadcast a packet saying: “Are ...
... announcing its existance and address. A newly arrived mobile host may wait for one of these messages, but if none arrives quickly enough, the mobile host can broadcast a packet saying: “Are ...
Chapter 17 - Networking Essentials
... Protocols at the Internetwork Layer • Address Resolution Protocol (cont.) – To avoid sending an ARP request every time an IP packet is sent, PCs and other devices store learned IP address/MAC address pairs in an ARP cache, which is a temporary location in RAM – If the destination computer is on ano ...
... Protocols at the Internetwork Layer • Address Resolution Protocol (cont.) – To avoid sending an ARP request every time an IP packet is sent, PCs and other devices store learned IP address/MAC address pairs in an ARP cache, which is a temporary location in RAM – If the destination computer is on ano ...
Protocols & the TCP/IP Suite
... the physical media (same as TCP/IP model) Data Link: provides reliable transfer on a physical link by formatting data in frames; providing timing, error, & flow control Network: provides a universal switching/routing layer to insulate upper layers from differing data link & physical layers Transport ...
... the physical media (same as TCP/IP model) Data Link: provides reliable transfer on a physical link by formatting data in frames; providing timing, error, & flow control Network: provides a universal switching/routing layer to insulate upper layers from differing data link & physical layers Transport ...
The fundamentals of TCP/IP networking
... A Hub is a simple device to connect a number of hosts. Hubs are repeaters: they echo traffic coming in on either of their ports to all the other ports without regard to the content of the packets. A Switch is a hub with some intelligence built in. Switches monitor the MAC addresses of the packets th ...
... A Hub is a simple device to connect a number of hosts. Hubs are repeaters: they echo traffic coming in on either of their ports to all the other ports without regard to the content of the packets. A Switch is a hub with some intelligence built in. Switches monitor the MAC addresses of the packets th ...
ppt
... • Losses at link (A,C) causes retransmission to the whole group • Only retransmit to those members who lost the packet • [Only request from the nearest responder] ...
... • Losses at link (A,C) causes retransmission to the whole group • Only retransmit to those members who lost the packet • [Only request from the nearest responder] ...
my_s25
... TCP vs. UDP • TCP (Transmission Control Protocol) is a connection-based protocol that provides a reliable flow of data between two computers. – This is analogous to making a telephone call. – TCP guarantees that data sent from one end of the connection actually gets to the other end and in the same ...
... TCP vs. UDP • TCP (Transmission Control Protocol) is a connection-based protocol that provides a reliable flow of data between two computers. – This is analogous to making a telephone call. – TCP guarantees that data sent from one end of the connection actually gets to the other end and in the same ...
03-PacketSwitching-TRybczynski-13Jan2016
... • Flat vs hierarchical (for scalability) • Static vs dynamic routing • Distance Vector (e.g. hop count to each destination) vs Link State Routing (each node has network view) • Per packet vs per flow • Added requirements ...
... • Flat vs hierarchical (for scalability) • Static vs dynamic routing • Distance Vector (e.g. hop count to each destination) vs Link State Routing (each node has network view) • Per packet vs per flow • Added requirements ...
Service Clouds: A Distributed Infrastructure for Constructing Autonomic Communication Services
... deployed than some other approaches to improving TCP throughput, such as using advanced congestion control protocols [27], which require either router support or kernel modifications. Alternatively, TCP relays can be used in tandem with such techniques. Basic Operation. Figure 5 illustrates the use ...
... deployed than some other approaches to improving TCP throughput, such as using advanced congestion control protocols [27], which require either router support or kernel modifications. Alternatively, TCP relays can be used in tandem with such techniques. Basic Operation. Figure 5 illustrates the use ...
Network Models
... Figure 2.20 shows a part of an internet with two routers connecting three LANs. Each device (computer or router) has a pair of addresses (logical and physical) for each connection. In this case, each computer is connected to only one link and therefore has only one pair of addresses. Each router, ho ...
... Figure 2.20 shows a part of an internet with two routers connecting three LANs. Each device (computer or router) has a pair of addresses (logical and physical) for each connection. In this case, each computer is connected to only one link and therefore has only one pair of addresses. Each router, ho ...
Firewall
... machine from outside LAN Permit Auth, that is used by services like SMTP and IRC LAN is hosting a web server (on behalf of the whole LAN) and that this HTTPD server is running on machine 192.168.1.100. So the firewall must use NAT to redirect the incoming TCP port 80 requests to 192.168.1.100 Accept ...
... machine from outside LAN Permit Auth, that is used by services like SMTP and IRC LAN is hosting a web server (on behalf of the whole LAN) and that this HTTPD server is running on machine 192.168.1.100. So the firewall must use NAT to redirect the incoming TCP port 80 requests to 192.168.1.100 Accept ...
