Transport - cs.wisc.edu
... • Optional in current Internet • Psuedoheader consists of 3 fields from IP header: protocol number (TCP or UDP), IP src, IP dst and UDP length field – Psuedoheader enables verification that message was delivered between correct source and destination. – IP dest address was changed during delivery, c ...
... • Optional in current Internet • Psuedoheader consists of 3 fields from IP header: protocol number (TCP or UDP), IP src, IP dst and UDP length field – Psuedoheader enables verification that message was delivered between correct source and destination. – IP dest address was changed during delivery, c ...
Chapter 18 Internet Protocols
... IP Fragmentation (1) • IP re-assembles at destination only • Uses fields in header —Data Unit Identifier (ID) • Identifies end system originated datagram – Source and destination address – Protocol layer generating data (e.g. TCP) – Identification supplied by that layer ...
... IP Fragmentation (1) • IP re-assembles at destination only • Uses fields in header —Data Unit Identifier (ID) • Identifies end system originated datagram – Source and destination address – Protocol layer generating data (e.g. TCP) – Identification supplied by that layer ...
Lect13
... IP Datagram Format • Datagrams can have different sizes – Header area usually fixed (20 octets) but can have options. – Data area can contain between 1 octet and 65,535 octets (216 - 1). – Usually, data area much larger than header. ...
... IP Datagram Format • Datagrams can have different sizes – Header area usually fixed (20 octets) but can have options. – Data area can contain between 1 octet and 65,535 octets (216 - 1). – Usually, data area much larger than header. ...
CSCI6268L19
... • Our local routing table (on host of user1) is not going to have a route to IP of user2 – Routing table will therefore send our packet to the gateway – Gateway is the machine/router on the “edge” of the network responsible for processing all incoming/outgoing traffic from/to the LAN • NAT boxing, f ...
... • Our local routing table (on host of user1) is not going to have a route to IP of user2 – Routing table will therefore send our packet to the gateway – Gateway is the machine/router on the “edge” of the network responsible for processing all incoming/outgoing traffic from/to the LAN • NAT boxing, f ...
IP Multimedia Subsystem and Its Future Perspectives
... networks such as Voice over LTE (VoLTE). IMS provides a SIP based signaling framework to establish voice calls and media sessions over IP networks [6]. A cooperative framework have been proposed to balance the load distribution between signaling nodes in the IMS networks. The proposed framework is u ...
... networks such as Voice over LTE (VoLTE). IMS provides a SIP based signaling framework to establish voice calls and media sessions over IP networks [6]. A cooperative framework have been proposed to balance the load distribution between signaling nodes in the IMS networks. The proposed framework is u ...
CSCI6268L10 - Computer Science
... • Our local routing table (on host of user1) is not going to have a route to IP of user2 – Routing table will therefore send our packet to the gateway – Gateway is the machine/router on the “edge” of the network responsible for processing all incoming/outgoing traffic from/to the LAN • NAT boxing, f ...
... • Our local routing table (on host of user1) is not going to have a route to IP of user2 – Routing table will therefore send our packet to the gateway – Gateway is the machine/router on the “edge” of the network responsible for processing all incoming/outgoing traffic from/to the LAN • NAT boxing, f ...
CSCI6268L10 - Computer Science
... • Our local routing table (on host of user1) is not going to have a route to IP of user2 – Routing table will therefore send our packet to the gateway – Gateway is the machine/router on the “edge” of the network responsible for processing all incoming/outgoing traffic from/to the LAN • NAT boxing, f ...
... • Our local routing table (on host of user1) is not going to have a route to IP of user2 – Routing table will therefore send our packet to the gateway – Gateway is the machine/router on the “edge” of the network responsible for processing all incoming/outgoing traffic from/to the LAN • NAT boxing, f ...
Network Management - Department of Computer Science, HKBU
... sent packets from a single source aimed at a single destination. Today, the most common DoS attack type involves sending a large number of packets to a destination causing excessive amounts of endpoint, and possibly transit, network bandwidth to be consumed. Such attacks are commonly referred to as ...
... sent packets from a single source aimed at a single destination. Today, the most common DoS attack type involves sending a large number of packets to a destination causing excessive amounts of endpoint, and possibly transit, network bandwidth to be consumed. Such attacks are commonly referred to as ...
Module 8
... •ICMP issues an echo request to the destination device •If destination receives ICMP request, it formulates an echo reply •Destination sends echo reply to source of the echo request •If sender receives echo reply, this confirms destination reachable ...
... •ICMP issues an echo request to the destination device •If destination receives ICMP request, it formulates an echo reply •Destination sends echo reply to source of the echo request •If sender receives echo reply, this confirms destination reachable ...
ATECHNA
... cell phone. This makes possible to open/close switches, start/stop motors, etc. The user can also poll any set of variables in the SCANTRIC-SMS unit. ...
... cell phone. This makes possible to open/close switches, start/stop motors, etc. The user can also poll any set of variables in the SCANTRIC-SMS unit. ...
ppt
... • Reliability – UDP not reliable, accounting info may be lost • Does not define failover mechanisms – Implementation specific • Mobility support • Security – Applied usually in trusted network segments or VPNs – Application layer authentication and integrity only for use with Response packets – No p ...
... • Reliability – UDP not reliable, accounting info may be lost • Does not define failover mechanisms – Implementation specific • Mobility support • Security – Applied usually in trusted network segments or VPNs – Application layer authentication and integrity only for use with Response packets – No p ...
Lecture3
... • Transport mode is used between endstations or between an end-station and a gateway, if the gateway is being treated as a host—for example, an encrypted Telnet session from a workstation to a router, in which the router is the actual destination. ...
... • Transport mode is used between endstations or between an end-station and a gateway, if the gateway is being treated as a host—for example, an encrypted Telnet session from a workstation to a router, in which the router is the actual destination. ...
Ch_19 - UCF EECS
... the IPv4 datagram format. It then explains the purpose of fragmentation in a datagram. The section then briefly discusses options fields and their purpose in a datagram. The section finally mentions some security issues in IPv4, which are addressed in Chapter 32. The second section discusses ICMPv ...
... the IPv4 datagram format. It then explains the purpose of fragmentation in a datagram. The section then briefly discusses options fields and their purpose in a datagram. The section finally mentions some security issues in IPv4, which are addressed in Chapter 32. The second section discusses ICMPv ...
Solution
... the IPv4 datagram format. It then explains the purpose of fragmentation in a datagram. The section then briefly discusses options fields and their purpose in a datagram. The section finally mentions some security issues in IPv4, which are addressed in Chapter 32. The second section discusses ICMPv ...
... the IPv4 datagram format. It then explains the purpose of fragmentation in a datagram. The section then briefly discusses options fields and their purpose in a datagram. The section finally mentions some security issues in IPv4, which are addressed in Chapter 32. The second section discusses ICMPv ...
Building and using REST information services
... • Stands for REpresentational State Transfer • Defined by Roy Felding (Day Software, cofounder of Apache Software Foundation) "Representational State Transfer is intended to evoke an image of how a well-designed Web application behaves: a network of web pages (a virtual state-machine), where the use ...
... • Stands for REpresentational State Transfer • Defined by Roy Felding (Day Software, cofounder of Apache Software Foundation) "Representational State Transfer is intended to evoke an image of how a well-designed Web application behaves: a network of web pages (a virtual state-machine), where the use ...
Wireless Communications and Networks
... is a protocol data unit (PDU) typically control information is contained in a PDU header ...
... is a protocol data unit (PDU) typically control information is contained in a PDU header ...
"The Distance learning and the networking technologies".
... An Accurate Network Performance Analysis Provides Proper Network Dimensioning Decisions that ensure Distance Learning Efficiency at a minimum technical and/or economical cost. Prediction of Network Performance is a rather complicated task but can be carried out, even for complicated networks, wi ...
... An Accurate Network Performance Analysis Provides Proper Network Dimensioning Decisions that ensure Distance Learning Efficiency at a minimum technical and/or economical cost. Prediction of Network Performance is a rather complicated task but can be carried out, even for complicated networks, wi ...
COS 420 day 17
... Designated router optimization for shared networks Virtual network topology abstracts away details Can import external routing information ...
... Designated router optimization for shared networks Virtual network topology abstracts away details Can import external routing information ...
TCP/IP Concepts (Part 1)
... byte (and the acknowledged number in the corresponding ACK) will then be this sequence number plus 1. If the SYN flag is clear, then this is the sequence number of the first data byte Acknowledgment number (32 bits) – if the ACK flag is set then the value of this field is the next sequence number ...
... byte (and the acknowledged number in the corresponding ACK) will then be this sequence number plus 1. If the SYN flag is clear, then this is the sequence number of the first data byte Acknowledgment number (32 bits) – if the ACK flag is set then the value of this field is the next sequence number ...
Hour 4
... Type of Service— The source IP can designate special routing information. Some routers ignore the Type of Service field, although this field recently has received more attention with the emergence of Quality of Service (QoS) technologies. The primary purpose of this 8-bit field is to provide a means ...
... Type of Service— The source IP can designate special routing information. Some routers ignore the Type of Service field, although this field recently has received more attention with the emergence of Quality of Service (QoS) technologies. The primary purpose of this 8-bit field is to provide a means ...
Document
... applications connected to one or more ports. Although TCP provides a simpler programming interface, it may reduce network performance. ...
... applications connected to one or more ports. Although TCP provides a simpler programming interface, it may reduce network performance. ...
The NaradaBroker: A Flexible Messaging Infrastructure
... Introduction • NaradaBrokering was developed by Community Grids Lab at Indiana University • Distributed messaging infrastructure – Message orientated Middleware (MoM) – Notification framework ...
... Introduction • NaradaBrokering was developed by Community Grids Lab at Indiana University • Distributed messaging infrastructure – Message orientated Middleware (MoM) – Notification framework ...
SIP - TMCnet
... • How far removed from physical presence are we? • Degrees of separation is a tool for understanding and comparing Presence implementations • Each degree Represents an opportunity to add value • Not a ‘standard’ Term when applied to presence August 3-4, 2004 • San Jose, CA • www.voipdeveloper.com ...
... • How far removed from physical presence are we? • Degrees of separation is a tool for understanding and comparing Presence implementations • Each degree Represents an opportunity to add value • Not a ‘standard’ Term when applied to presence August 3-4, 2004 • San Jose, CA • www.voipdeveloper.com ...
SCORE: A Scalable Architecture for Implementing Resource
... - Classification: classify each packet to the flow it belongs to • A flow identified by source and destination IP addresses, source and destination port numbers, protocol type - Buffer management - Scheduling: schedule each packet such that each flow achieves the promised service • E.g., Weighted Fa ...
... - Classification: classify each packet to the flow it belongs to • A flow identified by source and destination IP addresses, source and destination port numbers, protocol type - Buffer management - Scheduling: schedule each packet such that each flow achieves the promised service • E.g., Weighted Fa ...