Lecture4_Networking_..
... 514 – Syslog 6112 – Battle.NET 14567 – Battlefield 1492 26000 – Quake Server 27015 – Halflife Server For a searchable database of known ports: http://www.ports-services.com/ ...
... 514 – Syslog 6112 – Battle.NET 14567 – Battlefield 1492 26000 – Quake Server 27015 – Halflife Server For a searchable database of known ports: http://www.ports-services.com/ ...
Introduction - CSE Labs User Home Pages
... providers) with large geographical span •As well as medium & smaller ISPs ...
... providers) with large geographical span •As well as medium & smaller ISPs ...
lecture11 - Academic Csuohio
... • A router has just received the following new IP addresses: 57.6.96.0/21, 57.6.104.0/21, 57.6.112.0/21, and 57.6.120.0/21. If all of them use the same outgoing line, can they be aggregated? If so, to what? If not, why not? ...
... • A router has just received the following new IP addresses: 57.6.96.0/21, 57.6.104.0/21, 57.6.112.0/21, and 57.6.120.0/21. If all of them use the same outgoing line, can they be aggregated? If so, to what? If not, why not? ...
Introduction
... excessive congestion: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
... excessive congestion: packet delay and loss protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
EVOLUTION OF COMPUTER NETWORKS
... data exchange need to alternate with long pauses). Experiments and mathematical modeling have shown that networks based on the packet-switching principle can more efficiently transmit bursty traffic. According to principle of packet switching data are divided into small fragments, known as packets. ...
... data exchange need to alternate with long pauses). Experiments and mathematical modeling have shown that networks based on the packet-switching principle can more efficiently transmit bursty traffic. According to principle of packet switching data are divided into small fragments, known as packets. ...
FTP (File Transfer Protocol)
... • “The Internet is a world-wide system of computer networks, a network of networks in which users at any one computer can, if they have permission, get information from any other computer” – http://www.whatis.com ...
... • “The Internet is a world-wide system of computer networks, a network of networks in which users at any one computer can, if they have permission, get information from any other computer” – http://www.whatis.com ...
Network+ Guide to Networks 6th Edition
... • Process of wrapping one layer’s PDU with protocol information • Allows interpretation by lower layer ...
... • Process of wrapping one layer’s PDU with protocol information • Allows interpretation by lower layer ...
Chapter 10
... – The edges, or telecommunication links, between nodes, have a cost associated with them • The cost could be a delay cost, a queue size cost, a limiting speed, or simply a dollar amount for using that link (to p26) ...
... – The edges, or telecommunication links, between nodes, have a cost associated with them • The cost could be a delay cost, a queue size cost, a limiting speed, or simply a dollar amount for using that link (to p26) ...
Simplifying Manageability, Scalability and Host Mobility in
... daunting challenges to network designers and operators, who often resort to complicated workarounds to expand their networks and accommodate the demand, which is usually achieved by paying a huge cost in terms of the additional manual overhead in managing and maintaining the infrastructure. There ar ...
... daunting challenges to network designers and operators, who often resort to complicated workarounds to expand their networks and accommodate the demand, which is usually achieved by paying a huge cost in terms of the additional manual overhead in managing and maintaining the infrastructure. There ar ...
introduction to networking
... WANs carry data over longer distances than LANs WANs require slightly different transmission methods and media and often use a greater variety of technologies than LANs Most MANs can also be described as WANs WANs commonly connect separate offices in the same organization, whether they are across to ...
... WANs carry data over longer distances than LANs WANs require slightly different transmission methods and media and often use a greater variety of technologies than LANs Most MANs can also be described as WANs WANs commonly connect separate offices in the same organization, whether they are across to ...
01_423intro
... Rapidly developing Internet services set stringent requirements for network infrastructure & planning adaptivity service/system upgradability ...
... Rapidly developing Internet services set stringent requirements for network infrastructure & planning adaptivity service/system upgradability ...
Network Layer
... prevent malicious intrusion) multiple same-cost paths allowed (only one path in RIP) For each link, multiple cost metrics for different TOS (e.g., satellite link cost set “low” for best effort; high for real time) integrated uni- and multicast support: Multicast OSPF (MOSPF) uses same topology dat ...
... prevent malicious intrusion) multiple same-cost paths allowed (only one path in RIP) For each link, multiple cost metrics for different TOS (e.g., satellite link cost set “low” for best effort; high for real time) integrated uni- and multicast support: Multicast OSPF (MOSPF) uses same topology dat ...
PPT_ch10
... other and with nodes on a physical LAN or WAN • Different methods of remote user access exist • Cloud computing provides storage, applications, or services over a network Network+ Guide to Networks, 6th Edition ...
... other and with nodes on a physical LAN or WAN • Different methods of remote user access exist • Cloud computing provides storage, applications, or services over a network Network+ Guide to Networks, 6th Edition ...
Traffic Engineering over MPLS
... RIP, OSPF, etc., because they select the shortestpath to forward packets ...
... RIP, OSPF, etc., because they select the shortestpath to forward packets ...
Internet as the Infrastructure for E
... Transmission Control Protocol (TCP) • TCP is the most common transport protocol built on the packet-oriented foundation of IP. • TCP provides the abstraction of a reliable byte stream. • An application sends data, and the receiver gets it in the ...
... Transmission Control Protocol (TCP) • TCP is the most common transport protocol built on the packet-oriented foundation of IP. • TCP provides the abstraction of a reliable byte stream. • An application sends data, and the receiver gets it in the ...
document
... – Internet data traffic and revenue exceed legacy service in Korean fixed operators, since 2000 • Internet/data/leased service have become major revenue stream for them • Need of transfiguring the network for advanced accommodation is raised ...
... – Internet data traffic and revenue exceed legacy service in Korean fixed operators, since 2000 • Internet/data/leased service have become major revenue stream for them • Need of transfiguring the network for advanced accommodation is raised ...
Transparent vs. Opaque vs. Translucent Wavelength
... wavelength-assignment algorithm where the first available wavelength in a predetermined order is used to set up a call. For the non-ideal cases, in order to study the impact of switch crosstalk, we vary the parameter X,, (switch crosstalk ratio). Other parameters used in this study are shown in Tabl ...
... wavelength-assignment algorithm where the first available wavelength in a predetermined order is used to set up a call. For the non-ideal cases, in order to study the impact of switch crosstalk, we vary the parameter X,, (switch crosstalk ratio). Other parameters used in this study are shown in Tabl ...
COMMZOOM BROADBAND INTERNET SERVICE DISCLOSURES
... description of the expected maximum transfer speeds associated with each service level is available by clicking www.commZoom.com/Internet Speed. The speeds we identify for each High Speed Internet service level are the maximum upload and download speeds that customers are likely to experience. We pr ...
... description of the expected maximum transfer speeds associated with each service level is available by clicking www.commZoom.com/Internet Speed. The speeds we identify for each High Speed Internet service level are the maximum upload and download speeds that customers are likely to experience. We pr ...
Basic Concepts
... Never talk about an innovation “reducing cost,” “increasing speed,” etc. without specifying which element is cheaper or faster. For example, multiplexing only reduces the cost of trunk lines; other costs are not decreased ...
... Never talk about an innovation “reducing cost,” “increasing speed,” etc. without specifying which element is cheaper or faster. For example, multiplexing only reduces the cost of trunk lines; other costs are not decreased ...
Network Scavenger Hunt
... Ex:0.ge-1-3-0.XL4.NYC4.ALTER.NET (152.63.20.54) 110.850 ms 110.915 ms 112.411 ms- ...
... Ex:0.ge-1-3-0.XL4.NYC4.ALTER.NET (152.63.20.54) 110.850 ms 110.915 ms 112.411 ms- ...
4th Edition: Chapter 1 - Computer Science Division
... protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
... protocols needed for reliable data transfer, congestion control Q: How to provide circuit-like behavior? bandwidth guarantees needed for audio/video apps still an unsolved problem (chapter 7) ...
Networks
... funding the shift from a primarily US research network to a worldwide commercial one Farber: “The guy used an inappropriate word. If he had said he was instrumental in the development of what it is now, he'd be accurate.” ...
... funding the shift from a primarily US research network to a worldwide commercial one Farber: “The guy used an inappropriate word. If he had said he was instrumental in the development of what it is now, he'd be accurate.” ...
Intradomain routing protocols
... First router on net = DR, second = BDR RouterPriority: [0, 127] indicated in Hello packet=> highest priority router becomes DR If network is partitioned and healed, the two DRs are reduced to one by looking at RouterPriority ...
... First router on net = DR, second = BDR RouterPriority: [0, 127] indicated in Hello packet=> highest priority router becomes DR If network is partitioned and healed, the two DRs are reduced to one by looking at RouterPriority ...