Data Link Layer Switching
... Network recognizes data loss as an error Errors are displayed to the user i.e. acceptable rate of the errors Minor (for the user acceptable) error rate Network never duplicates or manipulates packets Order of sent packets is always maintained Typically connection oriented network service (CONS) on L ...
... Network recognizes data loss as an error Errors are displayed to the user i.e. acceptable rate of the errors Minor (for the user acceptable) error rate Network never duplicates or manipulates packets Order of sent packets is always maintained Typically connection oriented network service (CONS) on L ...
Introduction - 多媒體網路實驗室The MNet Lab, NTHU-CS.
... Building Blocks • Nodes: PC, special-purpose hardware… – hosts – switches ...
... Building Blocks • Nodes: PC, special-purpose hardware… – hosts – switches ...
Bridging
... primarily limited to Ethernet networks at this time. New wireless bridges using the 2.41 GHz or 5.81GHz frequency ranges can transmit at T-1 speed (1.544 Mbps) for up to 50 miles. Most wireless bridges support: • the spanning tree algorithm, filtering by MAC addresses, protection against broadca ...
... primarily limited to Ethernet networks at this time. New wireless bridges using the 2.41 GHz or 5.81GHz frequency ranges can transmit at T-1 speed (1.544 Mbps) for up to 50 miles. Most wireless bridges support: • the spanning tree algorithm, filtering by MAC addresses, protection against broadca ...
oneM2M High Level Overview
... Network Services Entity: Provides services to the CSEs besides the pure data transport needed for Mcc. Examples: device management, location services, device triggering... Application Entity: Provides application logic for the end-to-end M2M solutions. Examples: fleet tracking application, blood sug ...
... Network Services Entity: Provides services to the CSEs besides the pure data transport needed for Mcc. Examples: device management, location services, device triggering... Application Entity: Provides application logic for the end-to-end M2M solutions. Examples: fleet tracking application, blood sug ...
03-17_REN0686(A)_RZN1_en
... Powerlink®, PROFINET®, Sercos®, and CANopen®. In contrast, control networks, which prioritize reliability, use network redundancy protocols such as Rapid Spanning Tree Protocol (RSTP), Parallel Redundancy Protocol (PRP), and High-Availability Seamless Redundancy (HSR). Thus far, there has been littl ...
... Powerlink®, PROFINET®, Sercos®, and CANopen®. In contrast, control networks, which prioritize reliability, use network redundancy protocols such as Rapid Spanning Tree Protocol (RSTP), Parallel Redundancy Protocol (PRP), and High-Availability Seamless Redundancy (HSR). Thus far, there has been littl ...
Module 10 - Home - KSU Faculty Member websites
... • Examples of distance-vector protocols include: – Routing Information Protocol (RIP) – The most common IGP in the Internet, RIP uses hop count as its only routing metric. RIP cannot route a packet beyond 15 hops. – Interior Gateway Routing Protocol (IGRP) – This IGP was developed by Cisco to addres ...
... • Examples of distance-vector protocols include: – Routing Information Protocol (RIP) – The most common IGP in the Internet, RIP uses hop count as its only routing metric. RIP cannot route a packet beyond 15 hops. – Interior Gateway Routing Protocol (IGRP) – This IGP was developed by Cisco to addres ...
Project Plan
... accessibility to outsiders. You can access an extranet only if you have a valid username and password and your identity determines which parts of the extranet you can view. Extranets are becoming a very popular means for business partners to exchange information. Internet Protocol (IP): A communica ...
... accessibility to outsiders. You can access an extranet only if you have a valid username and password and your identity determines which parts of the extranet you can view. Extranets are becoming a very popular means for business partners to exchange information. Internet Protocol (IP): A communica ...
Datacenter Network Topologies
... – Switches are as “Routing Bridges” – Run IS-IS between them to compute multiple paths • ECMP to place packets on different flows! ...
... – Switches are as “Routing Bridges” – Run IS-IS between them to compute multiple paths • ECMP to place packets on different flows! ...
lecture14_1
... A single class C address not enough (256 hosts). Instead a class B address is allocated. (~64K hosts) That’s overkill -a huge waste. CIDR allows networks to be assigned on arbitrary bit boundaries. ...
... A single class C address not enough (256 hosts). Instead a class B address is allocated. (~64K hosts) That’s overkill -a huge waste. CIDR allows networks to be assigned on arbitrary bit boundaries. ...
VPN: Virtual Private Network
... the second one provides not only data confidentiality but also data integrity. ...
... the second one provides not only data confidentiality but also data integrity. ...
The ANA Project Autonomic Network Architectures
... Motivation ISPs would like to know how clients are doing What are the performance limitations that Internet applications are facing? Why does a client with 4Mbit/s ADSL access obtain only total download rate of few KB/s with eDonkey? Why, after upgrading my subscription, I see no improvemen ...
... Motivation ISPs would like to know how clients are doing What are the performance limitations that Internet applications are facing? Why does a client with 4Mbit/s ADSL access obtain only total download rate of few KB/s with eDonkey? Why, after upgrading my subscription, I see no improvemen ...
1 - Salisbury University
... Residential, company and university ISPs Access ISPs in turn must be interconnected. So that any two hosts can send packets to each other Resulting network of networks is very complex Evolution was driven by economics and national policies Let’s take a stepwise approach to describe current Int ...
... Residential, company and university ISPs Access ISPs in turn must be interconnected. So that any two hosts can send packets to each other Resulting network of networks is very complex Evolution was driven by economics and national policies Let’s take a stepwise approach to describe current Int ...
Advances in Natural and Applied Sciences
... Source Routing (DSR) were used since these protocols are on – demand routing protocols. These protocols improve the scalability of MANETs by reducing the routing overheads during new route requests. 3 Statement of Problem: The existing system made use of 1 hop neighborhood information in order to at ...
... Source Routing (DSR) were used since these protocols are on – demand routing protocols. These protocols improve the scalability of MANETs by reducing the routing overheads during new route requests. 3 Statement of Problem: The existing system made use of 1 hop neighborhood information in order to at ...
paper
... The reference model is shown in Fig. 1. The source node follows the specification in IEEE 802.3ba, which scrambles Ethernet frames and groups the data into 66b data blocks. The data blocks are distributed to h Ethernet virtual lanes in a round robin fashion. A linear encoder is introduced which pack ...
... The reference model is shown in Fig. 1. The source node follows the specification in IEEE 802.3ba, which scrambles Ethernet frames and groups the data into 66b data blocks. The data blocks are distributed to h Ethernet virtual lanes in a round robin fashion. A linear encoder is introduced which pack ...
The University of Queensland
... In traditional IP routing, all packets between a source and destination follow the same path through the network. This is due to the fact that forwarding decisions at each hop are based on the destination IP address in the packet. In contrast, the matching rules in flow tables of SDN switches are mu ...
... In traditional IP routing, all packets between a source and destination follow the same path through the network. This is due to the fact that forwarding decisions at each hop are based on the destination IP address in the packet. In contrast, the matching rules in flow tables of SDN switches are mu ...
download
... • Target user specified by User identification called socket in TCP/IP – Transport entity identification • Generally only one per host • If more than one, then usually one of each type – Specify transport protocol (TCP, UDP) – Host address • An attached network device • In an internet, a global inte ...
... • Target user specified by User identification called socket in TCP/IP – Transport entity identification • Generally only one per host • If more than one, then usually one of each type – Specify transport protocol (TCP, UDP) – Host address • An attached network device • In an internet, a global inte ...
The Term Paper for CS171 - Stuff Yaron Finds Interesting
... [(225+50)+(50+100)] = 425 units. This is still 175 units less than the non-optimal solution. However the Steiner tree problem is NP-Complete [Garey] and as such would not scale well so it could not support a network involving millions of nodes. Instead, as will be explained in more detail later in t ...
... [(225+50)+(50+100)] = 425 units. This is still 175 units less than the non-optimal solution. However the Steiner tree problem is NP-Complete [Garey] and as such would not scale well so it could not support a network involving millions of nodes. Instead, as will be explained in more detail later in t ...
IP: Addresses and Forwarding - ECSE
... All-0 host suffix Network Address (‘0’ means ‘this’) All-1 host suffix All hosts on the destination net (directed broadcast). ...
... All-0 host suffix Network Address (‘0’ means ‘this’) All-1 host suffix All hosts on the destination net (directed broadcast). ...
Applications and Layered Architecture
... • Session layer: provides dialog control and enhances the reliable transfer service provided by transport layer. – it establishes and terminates connections between SS-users and synchronizes the data exchange between them. – it performs various negotiations for the use of session layer tokens, which ...
... • Session layer: provides dialog control and enhances the reliable transfer service provided by transport layer. – it establishes and terminates connections between SS-users and synchronizes the data exchange between them. – it performs various negotiations for the use of session layer tokens, which ...
Chapter 11
... The basic TCP/IP properties are IP address, subnet mask, default gateway, and DNS server address. The advanced TCP/IP properties are multiple IP addresses, multiple default gateways, DNS options, WINS server ...
... The basic TCP/IP properties are IP address, subnet mask, default gateway, and DNS server address. The advanced TCP/IP properties are multiple IP addresses, multiple default gateways, DNS options, WINS server ...
Analysis of Denial-of-Service attacks on Wireless Sensor Networks
... Routing disruptions can lean to DoS attacks in multihop sensor networks. They include spoofing, replaying etc. Antireplay and authentication of link layer can prevent such attacks effectively. Hello messages are broadcasted by some nodes to announce themselves to their neighbours. So a node receivin ...
... Routing disruptions can lean to DoS attacks in multihop sensor networks. They include spoofing, replaying etc. Antireplay and authentication of link layer can prevent such attacks effectively. Hello messages are broadcasted by some nodes to announce themselves to their neighbours. So a node receivin ...
chapter 7 networks: communicating and sharing resources
... or even handheld device that is connected to a network and contains the software that enables it to send requests to the server. client/server network—A computer network in which some computers are dedicated to function as servers, making information available to clients that make requests. collisio ...
... or even handheld device that is connected to a network and contains the software that enables it to send requests to the server. client/server network—A computer network in which some computers are dedicated to function as servers, making information available to clients that make requests. collisio ...
Multihoming support based on mobile node protocol LIN6
... IPv4/IPv6, the network address of a node denotes both its identity and its location. In LIN6 architecture, we divide a 128bit-long IPv6 address into two parts. The first half is called “locator” and the second half “identifier”. A locator only depicts a location and an identifier only depicts an identi ...
... IPv4/IPv6, the network address of a node denotes both its identity and its location. In LIN6 architecture, we divide a 128bit-long IPv6 address into two parts. The first half is called “locator” and the second half “identifier”. A locator only depicts a location and an identifier only depicts an identi ...
OPTICAL ACCESS NETWORK
... Media Gateways (which move voice data between dissimilar networks) and Signaling Gateways (which move call signaling data between dissimilar networks). • Typically, a privately managed IP network is used to handle voice data. • A privately managed IP network is similar to the public Internet, except ...
... Media Gateways (which move voice data between dissimilar networks) and Signaling Gateways (which move call signaling data between dissimilar networks). • Typically, a privately managed IP network is used to handle voice data. • A privately managed IP network is similar to the public Internet, except ...
I Know What Your Packet Did Last Hop: Using Packet
... every packet history in the network, NetSight supports both real-time and postmortem analysis. Applications use Packet History Filter, a regex-like language that we developed, to concisely specify paths, switch state, and packet header fields for packet histories of interest. The fact that each appl ...
... every packet history in the network, NetSight supports both real-time and postmortem analysis. Applications use Packet History Filter, a regex-like language that we developed, to concisely specify paths, switch state, and packet header fields for packet histories of interest. The fact that each appl ...