Overview - Computer Science Division
... – Information transmitted by any node is received by every other node in the network • Examples: usually in LANs (Ethernet, Wavelan) ...
... – Information transmitted by any node is received by every other node in the network • Examples: usually in LANs (Ethernet, Wavelan) ...
CISSP – Chapter 7
... • What layer is concerned with the formatting of the data? • What layer is concerned with communicating between two of the? same interface types on computers on the same LAN? • What layer creates a connection between two computers? • What layer is concerned with the data/protocol that the applicatio ...
... • What layer is concerned with the formatting of the data? • What layer is concerned with communicating between two of the? same interface types on computers on the same LAN? • What layer creates a connection between two computers? • What layer is concerned with the data/protocol that the applicatio ...
The Internet and Its Uses
... two are often combined into a single piece of equipment, called the CSU/DSU. WAN switch-A multiport internetworking device used in carrier networks. These devices typically switch traffic such as Frame Relay, ATM, or X.25, and operate at the Data Link layer of the OSI reference model. Router-P ...
... two are often combined into a single piece of equipment, called the CSU/DSU. WAN switch-A multiport internetworking device used in carrier networks. These devices typically switch traffic such as Frame Relay, ATM, or X.25, and operate at the Data Link layer of the OSI reference model. Router-P ...
CCNA1 V3.0 Mod 10 (Ch 8) 1. How many bits are in an IP address
... 19. Performing the Boolean function as a router would on the IP addresses 172.16.2.120 and 255.255.255.0, what is the subnet address? A. 172.0.0.0 B. 172.16.0.0 C. 172.16.2.0 D. None of the above 20. Which of the following best describes one function of Layer 3, the network layer, in the OSI model? ...
... 19. Performing the Boolean function as a router would on the IP addresses 172.16.2.120 and 255.255.255.0, what is the subnet address? A. 172.0.0.0 B. 172.16.0.0 C. 172.16.2.0 D. None of the above 20. Which of the following best describes one function of Layer 3, the network layer, in the OSI model? ...
6: Routing
... • Looks in table for the match & forwards it out that interface • No match= default route, if set ...
... • Looks in table for the match & forwards it out that interface • No match= default route, if set ...
88KB - NZQA
... Range For outcomes 2 and 3, explanations to include relevant equipment, signalling paths and switched circuit pathways from call initialisation to call completion. Descriptions do not need to include specific details of network structures and protocols used in the ...
... Range For outcomes 2 and 3, explanations to include relevant equipment, signalling paths and switched circuit pathways from call initialisation to call completion. Descriptions do not need to include specific details of network structures and protocols used in the ...
CIDR - TomBrett.ie
... • A subnet is created from the host portion of an IP address to designate a "sub" network. • This allows us to further break the host portion of the address into two or more logical groupings. • A network can be logically partitioned to reduce administration headaches, traffic performance, and poten ...
... • A subnet is created from the host portion of an IP address to designate a "sub" network. • This allows us to further break the host portion of the address into two or more logical groupings. • A network can be logically partitioned to reduce administration headaches, traffic performance, and poten ...
Document
... Network & Host IDs • Network ID – Each network has a unique network number – Each Network connected to the Internet has to have a globally unique ID – no other Internetconnected network in the world can have the same Network ID ...
... Network & Host IDs • Network ID – Each network has a unique network number – Each Network connected to the Internet has to have a globally unique ID – no other Internetconnected network in the world can have the same Network ID ...
Slide 1
... Switched-hub technology. Data transmission technology that boots local area networks by adding an ATM-like packet-switching capability. Synchronous optical network (SONET). An interface standard for transporting digital signals over fiber-optic lines; allows the integration of transmissions from mu ...
... Switched-hub technology. Data transmission technology that boots local area networks by adding an ATM-like packet-switching capability. Synchronous optical network (SONET). An interface standard for transporting digital signals over fiber-optic lines; allows the integration of transmissions from mu ...
The Missing Step in Transport Network Planning
... cost. ARIADNE/NetAnalyst helps to find the balance with its capability to build scenarios fast, and also with reducing the time needed for a planning cycle. There are many tools, mainly OSS based, that help to determine the quality, availability and reliability of an existing network. There are far ...
... cost. ARIADNE/NetAnalyst helps to find the balance with its capability to build scenarios fast, and also with reducing the time needed for a planning cycle. There are many tools, mainly OSS based, that help to determine the quality, availability and reliability of an existing network. There are far ...
S3C2 – LAN Switching
... • Both bridges and switches connect LAN segments, use a table of MAC addresses to determine the segment on which a datagram needs to be transmitted, and reduce traffic. • Switches are more functional in today’s networks than bridges because they operate at much higher speeds than bridges and can sup ...
... • Both bridges and switches connect LAN segments, use a table of MAC addresses to determine the segment on which a datagram needs to be transmitted, and reduce traffic. • Switches are more functional in today’s networks than bridges because they operate at much higher speeds than bridges and can sup ...
802.21 - TGu Joint Session
... different that impacts our interface (802.11 > 802.21) • Does 802.21 expect 802.11u to provide any service beyond network selection which is already defined? • E.g., does 802.21 expect 802.11u to pre-provision QoS? • From 802.21 perspective there is NO difference in the two cases • IS can be used i ...
... different that impacts our interface (802.11 > 802.21) • Does 802.21 expect 802.11u to provide any service beyond network selection which is already defined? • E.g., does 802.21 expect 802.11u to pre-provision QoS? • From 802.21 perspective there is NO difference in the two cases • IS can be used i ...
lect04
... Packets sent out using routing tables toward destination • Packets may take different routes to destination • What happens if packets lost or arrive out-of-order? ...
... Packets sent out using routing tables toward destination • Packets may take different routes to destination • What happens if packets lost or arrive out-of-order? ...
emc165_internet - Computer Science & Engineering
... with a computer. 4 of the employees are animators, while the rest are in sales, accounting and management. The animators send many very large files back and forth to one another. To do this, they will need a network. When one animator sends a file to another, every one sees the traffic if the networ ...
... with a computer. 4 of the employees are animators, while the rest are in sales, accounting and management. The animators send many very large files back and forth to one another. To do this, they will need a network. When one animator sends a file to another, every one sees the traffic if the networ ...
ppt - Dr. Wissam Fawaz
... • Some number of network IP addresses – Telling how to get to distant networks • Some number of local host IP addresses – Telling how to get to local hosts ...
... • Some number of network IP addresses – Telling how to get to distant networks • Some number of local host IP addresses – Telling how to get to local hosts ...
Enhanced Developments in Wireless Mobile Networks
... features as instant messaging, stock quotes, and even Internet access right on their phones. To support such a powerful system, we need pervasive, high-speed wireless connectivity. A number of technologies currently exist to provide users with high-speed digital wireless connectivity; Bluetooth and ...
... features as instant messaging, stock quotes, and even Internet access right on their phones. To support such a powerful system, we need pervasive, high-speed wireless connectivity. A number of technologies currently exist to provide users with high-speed digital wireless connectivity; Bluetooth and ...
Network Layer and Path Determination
... • Reduces complexity (one big problem to seven smaller ones) • Standardizes interfaces • Facilitates modular engineering • Assures interoperable technology • Accelerates evolution • Simplifies teaching and learning ...
... • Reduces complexity (one big problem to seven smaller ones) • Standardizes interfaces • Facilitates modular engineering • Assures interoperable technology • Accelerates evolution • Simplifies teaching and learning ...
Keeper Enterprise Software Spec Sheet
... relays, check relay status, check relay run-time, view logs and more with an easy user interface. Panel program files can be created, altered and archived on the computer. The tree structure allows you to organize your panels into sites, networks and buildings. Right click on a panel, building or ne ...
... relays, check relay status, check relay run-time, view logs and more with an easy user interface. Panel program files can be created, altered and archived on the computer. The tree structure allows you to organize your panels into sites, networks and buildings. Right click on a panel, building or ne ...
final_review
... The task of communication is to send data from one entity to another entity. The complexity of the communication task is reduced by using multiple protocol layers. Each protocol is implemented independently Each protocol is responsible for a specific subtask ...
... The task of communication is to send data from one entity to another entity. The complexity of the communication task is reduced by using multiple protocol layers. Each protocol is implemented independently Each protocol is responsible for a specific subtask ...
Chapter 4 slides - Uppsala University
... the potential range for such metrics as bandwidth, throughput, delay, and reliability can be large ...
... the potential range for such metrics as bandwidth, throughput, delay, and reliability can be large ...
PDF - This Chapter
... Loss of signal. A SONET port status indicator that activates when an LOS defect occurs and does not clear throughout the alarm integration period, which is typically 2.5 seconds. An LOS defect occurs when the OC-3 port receives all zeros for 20 microseconds (+.3 ms). This occurrence begins the alarm ...
... Loss of signal. A SONET port status indicator that activates when an LOS defect occurs and does not clear throughout the alarm integration period, which is typically 2.5 seconds. An LOS defect occurs when the OC-3 port receives all zeros for 20 microseconds (+.3 ms). This occurrence begins the alarm ...
RIP
... the potential range for such metrics as bandwidth, throughput, delay, and reliability can be large ...
... the potential range for such metrics as bandwidth, throughput, delay, and reliability can be large ...
ppt
... layering of abstractions: don’t sweat the details of the lower layer, only deal with lower layers ...
... layering of abstractions: don’t sweat the details of the lower layer, only deal with lower layers ...