Ch. 7 - OSI Data Link Layer
... Describe the different types of media access control methods. Identify several common logical network topologies and describe how the logical topology determines the media access control method for that network. Explain the purpose of encapsulating packets into frames to facilitate media access. Des ...
... Describe the different types of media access control methods. Identify several common logical network topologies and describe how the logical topology determines the media access control method for that network. Explain the purpose of encapsulating packets into frames to facilitate media access. Des ...
ICAIT8082
... Vulnerabilities of node come from their open peerto-peer architecture. Each mobile node in an ad hoc network may function as a router and forward packets for other nodes. The wireless channel is accessible to both legitimate network and malicious attackers. As a result there is no clear defense. Int ...
... Vulnerabilities of node come from their open peerto-peer architecture. Each mobile node in an ad hoc network may function as a router and forward packets for other nodes. The wireless channel is accessible to both legitimate network and malicious attackers. As a result there is no clear defense. Int ...
csci4220-week01 - Computer Science at RPI
... Use a layered model to design an operating system by dividing it into N levels or layers Layer 0 is the hardware Layer 1 is the kernel Layer N is the top-level ...
... Use a layered model to design an operating system by dividing it into N levels or layers Layer 0 is the hardware Layer 1 is the kernel Layer N is the top-level ...
Spatial Throughput Of Multi-Hop Wireless Networks Under
... As it will be seen later, the measure of success of a transmission will be an achievable ergodic throughput of this channel. ...
... As it will be seen later, the measure of success of a transmission will be an achievable ergodic throughput of this channel. ...
Categories of Networks
... established for duration of conversation • comprising a sequence of physical links • with a dedicated logical channel • eg. telephone network ...
... established for duration of conversation • comprising a sequence of physical links • with a dedicated logical channel • eg. telephone network ...
Chapter 16 High Speed LANs
... — STP and Category 5 UTP allowed — The MTL-3 signaling scheme is used ...
... — STP and Category 5 UTP allowed — The MTL-3 signaling scheme is used ...
Lecture #20: Link layer (error detection and correction)
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? flow control: ...
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? flow control: ...
Two Novel Approaches on the Node Clone Detection in
... several distributed protocols have been proposed to detect this attack. In this paper, it presents two novel, practical node clone detection protocols with different tradeoffs on network conditions and performance. The first proposal is based on a Distributed Hash Table (DHT) by which a fully decent ...
... several distributed protocols have been proposed to detect this attack. In this paper, it presents two novel, practical node clone detection protocols with different tradeoffs on network conditions and performance. The first proposal is based on a Distributed Hash Table (DHT) by which a fully decent ...
Computer Networks
... convert it to a packet formatted for another protocol before forwarding it. They operate in all seven layers of the OSI model. 26. What is ICMP? ICMP is Internet Control Message Protocol, a network layer protocol of the TCP/IP suite used by hosts and gateways to send notification of datagram problem ...
... convert it to a packet formatted for another protocol before forwarding it. They operate in all seven layers of the OSI model. 26. What is ICMP? ICMP is Internet Control Message Protocol, a network layer protocol of the TCP/IP suite used by hosts and gateways to send notification of datagram problem ...
Chapter 15 Local Area Networks
... • Current standards dictate no closed loops —Only one route is allowed between any two devices • Limits both performance and reliability. ...
... • Current standards dictate no closed loops —Only one route is allowed between any two devices • Limits both performance and reliability. ...
Understanding and using the Controller Area Network
... signaling scheme for lower bus speeds. It is fault tolerant, so the signaling can continue even if one bus wire is cut or shorted. In addition, SAE J2411 (SAE is the Society of Automotive Engineers) defines a single-wire (plus ground, of course) physical layer. ISO 11898-2 ISO 11898-2 is the most us ...
... signaling scheme for lower bus speeds. It is fault tolerant, so the signaling can continue even if one bus wire is cut or shorted. In addition, SAE J2411 (SAE is the Society of Automotive Engineers) defines a single-wire (plus ground, of course) physical layer. ISO 11898-2 ISO 11898-2 is the most us ...
View
... is a collection of computers and devices (Nodes) connected by communications channels that facilitates communications among users and allows users to share resources with other users A node can be a computer, printer, or any other device can capable of sending and/or receiving data generated by ...
... is a collection of computers and devices (Nodes) connected by communications channels that facilitates communications among users and allows users to share resources with other users A node can be a computer, printer, or any other device can capable of sending and/or receiving data generated by ...
Lecture note 13
... Access points are needed. But now Information on wired networks can be accessed and the coverage area is larger. Also QoS now is possible Although two PCs are in the same cell and can communicate directly, their communication still needs to go through the access point. 13- 17 ...
... Access points are needed. But now Information on wired networks can be accessed and the coverage area is larger. Also QoS now is possible Although two PCs are in the same cell and can communicate directly, their communication still needs to go through the access point. 13- 17 ...
No Slide Title
... – In a circuit switched network, a dedicated communications path is established between two terminals through the nodes of the network and for information transfer Packet Switching – In this case it is not necessary to dedicate transmission capacity along a path through the network. Rather, data is ...
... – In a circuit switched network, a dedicated communications path is established between two terminals through the nodes of the network and for information transfer Packet Switching – In this case it is not necessary to dedicate transmission capacity along a path through the network. Rather, data is ...
p2p
... – Each node maintains a routing table and the IP addresses of a small set of numerically larger and smaller node IDs. – Forward the query message to the node that is closer than you to the destination node – This is repeated until you get to destination ...
... – Each node maintains a routing table and the IP addresses of a small set of numerically larger and smaller node IDs. – Forward the query message to the node that is closer than you to the destination node – This is repeated until you get to destination ...
Chapter 11 ATM
... • Similarities between ATM and packet switching —Transfer of data in discrete chunks —Multiple logical connections over single physical interface ...
... • Similarities between ATM and packet switching —Transfer of data in discrete chunks —Multiple logical connections over single physical interface ...
slides - Cypherspace
... • Nodes regularly send a list of their connected peers to all their peers • Peers forward to their peers... • Each transmission is retried until it’s acknowledged • Each node then offers its collection of announcements via rsync • Clients use synced collections to decide which nodes to connect to • ...
... • Nodes regularly send a list of their connected peers to all their peers • Peers forward to their peers... • Each transmission is retried until it’s acknowledged • Each node then offers its collection of announcements via rsync • Clients use synced collections to decide which nodes to connect to • ...
ch2
... • Radio and infrared portions of the spectrum can be used over short distances. • Technology- limited to in-building environments • Radio bands at 5.2 GHz and 17 GHz are allocated to HIPPERLAN in Europe and 2.4 GHz for use with the IEEE 802.11 standard, which supports data rates up to 54 Mbps. • Blu ...
... • Radio and infrared portions of the spectrum can be used over short distances. • Technology- limited to in-building environments • Radio bands at 5.2 GHz and 17 GHz are allocated to HIPPERLAN in Europe and 2.4 GHz for use with the IEEE 802.11 standard, which supports data rates up to 54 Mbps. • Blu ...