15-744: Computer Networking
... • Traffic pattern (bursty or constant bit rate) • Traffic target (multipoint or single destination, mobile or fixed) • Delay sensitivity • Loss sensitivity ...
... • Traffic pattern (bursty or constant bit rate) • Traffic target (multipoint or single destination, mobile or fixed) • Delay sensitivity • Loss sensitivity ...
Internetworking of connectionless and connection
... warning in connectionless networks • CO networks need a connection setup phase • So how do the gateways cope with the traffic arriving from the CL networks without time to set up a connection? ...
... warning in connectionless networks • CO networks need a connection setup phase • So how do the gateways cope with the traffic arriving from the CL networks without time to set up a connection? ...
Chapter 15 Local Area Network Overview
... —Software-based router only able to handle well under a million packets per second ...
... —Software-based router only able to handle well under a million packets per second ...
WB_IP-2
... (either network or host) route mask - AND with packet destination to get matching route destination gateway(router) - IP address of router to send the packet to route metric - metric to use for shortest route calculation, often hop count ...
... (either network or host) route mask - AND with packet destination to get matching route destination gateway(router) - IP address of router to send the packet to route metric - metric to use for shortest route calculation, often hop count ...
ppt
... To perform the measurement, TULIP uses two “scanning” methods. Binary search (reduces diagnostic traffic but at a cost of diagnosis time) Parrallel search (interleaves measurements to different routers by cycling through them in nodes) ...
... To perform the measurement, TULIP uses two “scanning” methods. Binary search (reduces diagnostic traffic but at a cost of diagnosis time) Parrallel search (interleaves measurements to different routers by cycling through them in nodes) ...
CS335 Networking & Network Administration
... * edges are connections between nodes * weights are assigned non-negative values ...
... * edges are connections between nodes * weights are assigned non-negative values ...
Part I: Introduction - University of Pittsburgh
... Determining MAC address with IP address ARP table =
Broadcasting mechanism (make sure to know!)
...
... Determining MAC address with IP address ARP table =
PowerPoint
... • Header length (number of 4-byte words) • Header checksum (error check on header) • Source and destination IP addresses • Upper-level protocol (e.g., TCP, UDP) • Length in bytes (up to 65,535 bytes) ...
... • Header length (number of 4-byte words) • Header checksum (error check on header) • Source and destination IP addresses • Upper-level protocol (e.g., TCP, UDP) • Length in bytes (up to 65,535 bytes) ...
Lecture 6: Vector
... Connectionless • Connectionless: every package of information must have an address => packets – Each package is routed to its destination by looking at its address – Analogy, the postal system (sending a letter) – also called “Statistical multiplexing” – Note: “Split phase buses” are sending packets ...
... Connectionless • Connectionless: every package of information must have an address => packets – Each package is routed to its destination by looking at its address – Analogy, the postal system (sending a letter) – also called “Statistical multiplexing” – Note: “Split phase buses” are sending packets ...
S6C6 – X.25
... • Connectivity is not constant • Alternatives are: – "always on," high-speed Internet connections using DSL or cable – packet-switched network (PSN) services • “always on" connections or • temporary "switched" circuits ...
... • Connectivity is not constant • Alternatives are: – "always on," high-speed Internet connections using DSL or cable – packet-switched network (PSN) services • “always on" connections or • temporary "switched" circuits ...
Internet slides
... • Guaranteed, or ordered, packet delivery, duplicate suppression, security, etc. ...
... • Guaranteed, or ordered, packet delivery, duplicate suppression, security, etc. ...
(IS-IS) draft-li-isis-degradation-isolation-problem-00
... – the network error can not be isolated automatically – The error ratio of IP packets increases ...
... – the network error can not be isolated automatically – The error ratio of IP packets increases ...
Web Services Using Visual .NET
... The proposed system would be able to listen to the network and capture packets which are over the network. Further analyze the packets, check for the source and the destination address, check for the protocol, its checksum and much more. Ability to capture packets from both the wired and the wireles ...
... The proposed system would be able to listen to the network and capture packets which are over the network. Further analyze the packets, check for the source and the destination address, check for the protocol, its checksum and much more. Ability to capture packets from both the wired and the wireles ...
QoS Routing for MPLS Networks Employing Mobile Agents
... mechanism, so that waves can communicate with programs written in other languages. Waves use the information they gather when traversing the network to build a Knowledge Network (KN). Wave agents are able to clone themselves in a virus like fashion and are then propagated to neighboring nodes. ...
... mechanism, so that waves can communicate with programs written in other languages. Waves use the information they gather when traversing the network to build a Knowledge Network (KN). Wave agents are able to clone themselves in a virus like fashion and are then propagated to neighboring nodes. ...
The Network Layer
... IHL – how long the header is – in 32 bit word, minimum is 5, maximum is 15 (60 bytes) Type of Service – (6 bits) – four queuing priority, three discard probabilities and the historical class Total Length – header + data, maximum is 65,535 Identification Field – fragments of a datagram have same Iden ...
... IHL – how long the header is – in 32 bit word, minimum is 5, maximum is 15 (60 bytes) Type of Service – (6 bits) – four queuing priority, three discard probabilities and the historical class Total Length – header + data, maximum is 65,535 Identification Field – fragments of a datagram have same Iden ...
Cisco Router - SlidePapers
... small group of computer scientists from stanford University. Cisco engineers have been leaders in the development of internet protocol based networking technology & the company core development areas of routing & switching as well as advanced technologies such as: ...
... small group of computer scientists from stanford University. Cisco engineers have been leaders in the development of internet protocol based networking technology & the company core development areas of routing & switching as well as advanced technologies such as: ...
VOIP - Archive - Peter Cochrane
... our networks will be expected to support in the next decade/s…and it is the customers who decide and not the companies Peter Cochrane ...
... our networks will be expected to support in the next decade/s…and it is the customers who decide and not the companies Peter Cochrane ...
CCNA 1 Module 10 Routing Fundamentals and Subnets
... A routed protocol allows the router to forward data between nodes on different networks. In order for a protocol to be routable, it must provide the ability to assign a network number and a host number to each individual device. These protocols also require a network mask in order to differentiate t ...
... A routed protocol allows the router to forward data between nodes on different networks. In order for a protocol to be routable, it must provide the ability to assign a network number and a host number to each individual device. These protocols also require a network mask in order to differentiate t ...
Welcome to CS 444/544!
... • The Internet’s primary network-level services (used by network programmers): – Connectionless packet delivery • Break messages up into small chunks (called packets) • Route each packet separately through the network • Reassemble message when all packets reach destination ...
... • The Internet’s primary network-level services (used by network programmers): – Connectionless packet delivery • Break messages up into small chunks (called packets) • Route each packet separately through the network • Reassemble message when all packets reach destination ...
A Scalable, Commodity Data Center Network Architecture
... • Layer 3 will only use one of the existing equal cost paths • Packet re-ordering occurs if layer 3 blindly takes advantage of path diversity ...
... • Layer 3 will only use one of the existing equal cost paths • Packet re-ordering occurs if layer 3 blindly takes advantage of path diversity ...
ppt
... • Destination responds (only to requester using unicast) with appropriate 48-bit Ethernet address • E.g, “reply 128.2.184.45 is-at 0:d0:bc:f2:18:58” sent to 0:c0:4f:d:ed:c6 ...
... • Destination responds (only to requester using unicast) with appropriate 48-bit Ethernet address • E.g, “reply 128.2.184.45 is-at 0:d0:bc:f2:18:58” sent to 0:c0:4f:d:ed:c6 ...
cut-through
... A network administrator has a multifloor LAN to monitor and maintain. Through careful monitoring, the administrator has noticed a large amount of broadcast traffic slowing the network. Which device would you use to best solve this problem? • A router, or as they say in Great Britain, a rooter. ...
... A network administrator has a multifloor LAN to monitor and maintain. Through careful monitoring, the administrator has noticed a large amount of broadcast traffic slowing the network. Which device would you use to best solve this problem? • A router, or as they say in Great Britain, a rooter. ...
Routing
... destination based on prior experience. Forward a message if higher probability than previous hop. Example: Prophet routing protocol (Sami Network ...
... destination based on prior experience. Forward a message if higher probability than previous hop. Example: Prophet routing protocol (Sami Network ...