Brief History of the Internet(1)
... for IP or 40 bytes for TCP, but... • The military did not care in the early days. • The academic world did not care a lot during NSFnet days, since “daddy” NSF was paying. • The miracles of silicon and glass have pretty much made this an non-issue, except in the “last mile”. ...
... for IP or 40 bytes for TCP, but... • The military did not care in the early days. • The academic world did not care a lot during NSFnet days, since “daddy” NSF was paying. • The miracles of silicon and glass have pretty much made this an non-issue, except in the “last mile”. ...
Chapter 7 - Communications Systems Center
... Receiver attempts to playout each chunk exactly q msecs after chunk was generated. chunk has time stamp t: play out chunk at t+q . chunk arrives after t+q: data arrives too late for playout, data “lost” Tradeoff for q: large q: less packet loss small q: better interactive experience ...
... Receiver attempts to playout each chunk exactly q msecs after chunk was generated. chunk has time stamp t: play out chunk at t+q . chunk arrives after t+q: data arrives too late for playout, data “lost” Tradeoff for q: large q: less packet loss small q: better interactive experience ...
2 Requirements for a Reliable Transport Protocol for MoIP
... the agreed to requirements for a reliable transport protocol for MoIP; an evaluation of some protocols against those requirements; and proposed issues and agreements for the V.moip work. Within the requirements section, requirements are presented in two sub-sections as being: requirements th ...
... the agreed to requirements for a reliable transport protocol for MoIP; an evaluation of some protocols against those requirements; and proposed issues and agreements for the V.moip work. Within the requirements section, requirements are presented in two sub-sections as being: requirements th ...
SEMI Object Model Extensions ()
... application. For example, an object may be associated with a sensor in a device, or may be the collection of structure and behavior that comprises the management of the device. The Modbus Object Addressing Protocol utilizes a Class / Instance hierarchy to support inheritance to allow for the definit ...
... application. For example, an object may be associated with a sensor in a device, or may be the collection of structure and behavior that comprises the management of the device. The Modbus Object Addressing Protocol utilizes a Class / Instance hierarchy to support inheritance to allow for the definit ...
docs - The Modbus Organization
... application. For example, an object may be associated with a sensor in a device, or may be the collection of structure and behavior that comprises the management of the device. The Modbus Object Addressing Protocol utilizes a Class / Instance hierarchy to support inheritance to allow for the definit ...
... application. For example, an object may be associated with a sensor in a device, or may be the collection of structure and behavior that comprises the management of the device. The Modbus Object Addressing Protocol utilizes a Class / Instance hierarchy to support inheritance to allow for the definit ...
Chapter 7 outline
... GSM at 13 kbps. whenever there is non-consecutive loss, receiver can conceal the loss. can also append (n-1)st and (n-2)nd low-bit rate chunk ...
... GSM at 13 kbps. whenever there is non-consecutive loss, receiver can conceal the loss. can also append (n-1)st and (n-2)nd low-bit rate chunk ...
Institutionen för systemteknik Multiple Synchronized Video Streams on IP Network
... to achieve it's goals. The communication between a camera and an observer depends much on the distance between them and on the contents. If the observer is far away the information will reach the observer with delay, and if the medium carrying the information is unreliable the observer has to have t ...
... to achieve it's goals. The communication between a camera and an observer depends much on the distance between them and on the contents. If the observer is far away the information will reach the observer with delay, and if the medium carrying the information is unreliable the observer has to have t ...
Quality of Service Networking
... To provide preferential service to a type of traffic, it must first be identified. Second, the packet may or may not be marked. These two tasks make up classification. When the packet is identified but not marked, classification is said to be on a per-hop basis. This is when the classification perta ...
... To provide preferential service to a type of traffic, it must first be identified. Second, the packet may or may not be marked. These two tasks make up classification. When the packet is identified but not marked, classification is said to be on a per-hop basis. This is when the classification perta ...
Passive Online Rogue Access Point Detection Using Sequential
... The deployment of IEEE 802.11 wireless networks (WLANs) has been growing at a remarkable rate during the past several years. The presence of a wireless infrastructure within a network, however, raises various network management and security issues. One of the most challenging issues is rogue access ...
... The deployment of IEEE 802.11 wireless networks (WLANs) has been growing at a remarkable rate during the past several years. The presence of a wireless infrastructure within a network, however, raises various network management and security issues. One of the most challenging issues is rogue access ...
Sample Chapter
... about how the layer is implemented. For example, Maria may decide not to buy the machine (robot) for the first layer; she can do the job herself. As long as Maria can do the tasks provided by the first layer, in both directions, the communication system works. Another advantage of protocol layering, ...
... about how the layer is implemented. For example, Maria may decide not to buy the machine (robot) for the first layer; she can do the job herself. As long as Maria can do the tasks provided by the first layer, in both directions, the communication system works. Another advantage of protocol layering, ...
COPE
... on top of TCP. Hence, it is essential that the coding scheme has no adverse impact on TCP performance. Two issues are particularly relevant: loss recovery and packet reordering. First, TCP interprets a packet loss as a signal of congestion to which it reacts by halving the transmission rate. Since w ...
... on top of TCP. Hence, it is essential that the coding scheme has no adverse impact on TCP performance. Two issues are particularly relevant: loss recovery and packet reordering. First, TCP interprets a packet loss as a signal of congestion to which it reacts by halving the transmission rate. Since w ...
Network Multicast
... Uses DRs to distribute responsibilities of process ACKs and performing retransmissions. ...
... Uses DRs to distribute responsibilities of process ACKs and performing retransmissions. ...
Peer-to-peer protocols
... • ARQ (Automatic Repeat Request protocol): several ARQs to provide reliable transfer over a network connection or a data link • Other adaptation functions: – Pacing and flow control – Synchronization and timing recovery (possible) – How TCP uses ARQ • Data link layer: – HDLC (High-level Data Link Co ...
... • ARQ (Automatic Repeat Request protocol): several ARQs to provide reliable transfer over a network connection or a data link • Other adaptation functions: – Pacing and flow control – Synchronization and timing recovery (possible) – How TCP uses ARQ • Data link layer: – HDLC (High-level Data Link Co ...
Network Address Translation (NAT) Virtual Private Networks (VPN)
... • Only routers between VPN endpoints get routing tables • BGP can provide multiple views of same network ...
... • Only routers between VPN endpoints get routing tables • BGP can provide multiple views of same network ...
TCP/IP
... – Multicast - Addressing to groups of LAN cards that are related in some way . The LAN cards have to be configured to know they are part of a multicast group . ...
... – Multicast - Addressing to groups of LAN cards that are related in some way . The LAN cards have to be configured to know they are part of a multicast group . ...
Using SCTP to Improve QoS and Network Fault-
... SCIOP outperforms IIOP for both average and maximum latencies for all frame sizes ...
... SCIOP outperforms IIOP for both average and maximum latencies for all frame sizes ...
Chapter 6: The Transport Layer
... machine. The heavy solid line is the normal path for a client. The heavy dashed line is the normal path for a server. The light lines are unusual events. Each transition is labeled by the event causing it and the action resulting from it, separated by a slash. ...
... machine. The heavy solid line is the normal path for a client. The heavy dashed line is the normal path for a server. The light lines are unusual events. Each transition is labeled by the event causing it and the action resulting from it, separated by a slash. ...
Windows 2000 TCP/IP Implementation Details
... Automatic Path Maximum Transmission Unit (PMTU) discovery IP Security (IPSec) Quality of Service (QoS) ATM Services Virtual Private Networks (VPNs) Layer 2 Tunneling Protocol (L2TP) Performance Enhancements In addition, Windows 2000 has the following performance enhancements: Protocol ...
... Automatic Path Maximum Transmission Unit (PMTU) discovery IP Security (IPSec) Quality of Service (QoS) ATM Services Virtual Private Networks (VPNs) Layer 2 Tunneling Protocol (L2TP) Performance Enhancements In addition, Windows 2000 has the following performance enhancements: Protocol ...
Attacks and hacker tools - International Computer Institute
... SYN to open port NULL to open port (no flag bits set) SYN/FIN/URG/PSH to open port SYN to closed port ACK to closed port FIN/PSH/URG to closed port UDP to closed port ...
... SYN to open port NULL to open port (no flag bits set) SYN/FIN/URG/PSH to open port SYN to closed port ACK to closed port FIN/PSH/URG to closed port UDP to closed port ...
A New Location Layer for the TCP/IP Protocol Stack
... of exploiting VoIP with mobile phones, such as the existing, hierarchical phone numbering space (e.g. country code plus national area code plus phone number). At the end of the search, A will get B’s EUI (if not known from start), the path to reach B from where A stands, through several locator node ...
... of exploiting VoIP with mobile phones, such as the existing, hierarchical phone numbering space (e.g. country code plus national area code plus phone number). At the end of the search, A will get B’s EUI (if not known from start), the path to reach B from where A stands, through several locator node ...
WAP - ICMP - Extra Reading File
... Each of these individual networks provides clock synchronization in its own way. As a result, hosts on different networks who are trying to communicate using software that requires time synchronization can sometimes encounter problems. The ICMP timestamp message type is designed to help alleviate th ...
... Each of these individual networks provides clock synchronization in its own way. As a result, hosts on different networks who are trying to communicate using software that requires time synchronization can sometimes encounter problems. The ICMP timestamp message type is designed to help alleviate th ...
WAP - ICMP - Extra Reading File
... Each of these individual networks provides clock synchronization in its own way. As a result, hosts on different networks who are trying to communicate using software that requires time synchronization can sometimes encounter problems. The ICMP timestamp message type is designed to help alleviate th ...
... Each of these individual networks provides clock synchronization in its own way. As a result, hosts on different networks who are trying to communicate using software that requires time synchronization can sometimes encounter problems. The ICMP timestamp message type is designed to help alleviate th ...
3rd Edition: Chapter 2 - Universidad de Sevilla
... localhost: is a “reserved name” related to a particular IP address which always identify our own end system. It’s useful to connect network applications on a single host (without any other physical network connection). In general, it allows interprocess comunications in the end system using th ...
... localhost: is a “reserved name” related to a particular IP address which always identify our own end system. It’s useful to connect network applications on a single host (without any other physical network connection). In general, it allows interprocess comunications in the end system using th ...