r08-QoS - Computer Engineering
... • Doesn’t matter when packet arrives as long as it is before playback point • Network guarantees (e.g. bound on jitter) would make it easier to set playback point • Applications can tolerate some loss ...
... • Doesn’t matter when packet arrives as long as it is before playback point • Network guarantees (e.g. bound on jitter) would make it easier to set playback point • Applications can tolerate some loss ...
Open Source Routing, Firewalls and Traffic Shaping
... giving each flow a chance to sent its data. – Leads to fair behaviour – prevents one flow from hogging all the bandwidth – only really useful when the link is full ...
... giving each flow a chance to sent its data. – Leads to fair behaviour – prevents one flow from hogging all the bandwidth – only really useful when the link is full ...
Wireless Networks
... code 2.4-5 GHz range up to 200 Mbps all use CSMA/CA for multiple access all have base-station and ad-hoc network versions Lecture 2: Wireless Networks ...
... code 2.4-5 GHz range up to 200 Mbps all use CSMA/CA for multiple access all have base-station and ad-hoc network versions Lecture 2: Wireless Networks ...
1 - Binus Repository
... • We will see how outbound access list work in a moment, but they are applied after the forwarding decision is made, after the routing table lookup process takes place and an exit interface is determined. • Once a packet is denied by an ACL, the router sends an ICMP “Destination Unreachable” message ...
... • We will see how outbound access list work in a moment, but they are applied after the forwarding decision is made, after the routing table lookup process takes place and an exit interface is determined. • Once a packet is denied by an ACL, the router sends an ICMP “Destination Unreachable” message ...
PPT - Pages
... – Hierarchical structure crucial for designing scalable binding from interface name to route – Route to a general area, then to a specific location ...
... – Hierarchical structure crucial for designing scalable binding from interface name to route – Route to a general area, then to a specific location ...
ppt
... periodic exchange of messages with all physical neighbors that contain information about who can be reached at what distance selection of the shortest path if several paths available periodic notification of all routers about the current state of all physical links router get a complete picture of t ...
... periodic exchange of messages with all physical neighbors that contain information about who can be reached at what distance selection of the shortest path if several paths available periodic notification of all routers about the current state of all physical links router get a complete picture of t ...
RIP, IGRP
... Information about routes is prevented from being advertised out the router interface through which the information was received. ...
... Information about routes is prevented from being advertised out the router interface through which the information was received. ...
BGP
... must reside on the same physical network. Before it exchanges information with an external AS,BGP ensures that networks within the AS’s are reachable. It does this by a combination of internal peering among routers within the same As. It redistributes BGP routing information to interior gateway prot ...
... must reside on the same physical network. Before it exchanges information with an external AS,BGP ensures that networks within the AS’s are reachable. It does this by a combination of internal peering among routers within the same As. It redistributes BGP routing information to interior gateway prot ...
Title Subtitle - School of Computing and Engineering
... • Layer 3 recovery is too slow. — OSPF, RIP, etc. require a redistribution of updated link status information in response to a fault. — Then routers must recompute their routes. — Takes on the order of seconds. — Can have looping and lost packets in the meantime. ...
... • Layer 3 recovery is too slow. — OSPF, RIP, etc. require a redistribution of updated link status information in response to a fault. — Then routers must recompute their routes. — Takes on the order of seconds. — Can have looping and lost packets in the meantime. ...
PPT - Suraj @ LUMS
... Transmission of an IP datagram between two machines on a single physical network does not involve routers The sender encapsulates the datagram in a physical frame, binds the destination IP address to a physical hardware address (using ARP), and sends the resulting frame directly to the destination T ...
... Transmission of an IP datagram between two machines on a single physical network does not involve routers The sender encapsulates the datagram in a physical frame, binds the destination IP address to a physical hardware address (using ARP), and sends the resulting frame directly to the destination T ...
Unit 2–Computer Network Fundamentals
... operating systems. Examples include Appletalk, IPX/SPX, NeuBEUI, and DECNet, among others. With the growing popularity of the Internet beginning in the mid-1990s, most of these protocols have been deprecated in favor of the Internet protocol suite, known as TCP/IP (Transmission Control Protocol/Inte ...
... operating systems. Examples include Appletalk, IPX/SPX, NeuBEUI, and DECNet, among others. With the growing popularity of the Internet beginning in the mid-1990s, most of these protocols have been deprecated in favor of the Internet protocol suite, known as TCP/IP (Transmission Control Protocol/Inte ...
PhoneNet: a Phone-to-Phone Network for Group Communication in a LAN.
... to meet up with each other, an addressable chat room is set up on the switchboard and used as a rendezvous service. The chat room is implemented using the multi-user chat extension in XMPP. In PhoneNet, we run the switchboard alongside NOX. In order to establish participants, one of the participants ...
... to meet up with each other, an addressable chat room is set up on the switchboard and used as a rendezvous service. The chat room is implemented using the multi-user chat extension in XMPP. In PhoneNet, we run the switchboard alongside NOX. In order to establish participants, one of the participants ...
Introduction to Routing and Packet Forwarding
... Usually consist of an RJ-45 jack WAN Interfaces Are used to connect routers to external networks that interconnect LANs. Depending on the WAN technology, a layer 2 address may be used. Uses a layer 3 IP address ITE PC v4.0 Chapter 1 ...
... Usually consist of an RJ-45 jack WAN Interfaces Are used to connect routers to external networks that interconnect LANs. Depending on the WAN technology, a layer 2 address may be used. Uses a layer 3 IP address ITE PC v4.0 Chapter 1 ...
Chapter 6 Network Layer
... routers connect with a serial cable. You configured one of their S0/0 interfaces but the link still isn’t working. Why? ...
... routers connect with a serial cable. You configured one of their S0/0 interfaces but the link still isn’t working. Why? ...
Chapter 2
... • The most common error checking used in packets is Cyclic Redundancy Check (CRC). • CRC takes the sum of all the 1s in the payload and adds them together. The result is stored as a hexadecimal value in the footer (trailer). The receiving device adds up the 1s in the payload and compares the result ...
... • The most common error checking used in packets is Cyclic Redundancy Check (CRC). • CRC takes the sum of all the 1s in the payload and adds them together. The result is stored as a hexadecimal value in the footer (trailer). The receiving device adds up the 1s in the payload and compares the result ...
PowerPoint version
... networks – also called an “internet” subnetwork – a constituent of an internet intermediate system – a device used to connect two networks allowing hosts of the networks to correspond with each other ...
... networks – also called an “internet” subnetwork – a constituent of an internet intermediate system – a device used to connect two networks allowing hosts of the networks to correspond with each other ...
DS35676681
... In network infrastructure, the network layer also known as IP layer is playing the biggest roles, thereby also called backbone of the communication network. In case of wired network, the network nodes are communicating with each other through the dedicated wired link whereas in case of MANET moving ...
... In network infrastructure, the network layer also known as IP layer is playing the biggest roles, thereby also called backbone of the communication network. In case of wired network, the network nodes are communicating with each other through the dedicated wired link whereas in case of MANET moving ...
IN (2)
... ncountered, the SSP software launches a query to the SCP. Event Detection Point (EDP): An EDP is a point at which the SCP "arms" an event at the SSP. The event is armed to request that t he SCP be notified when the particular EDP is reached during ca ll processing. The SCP can then determine how t ...
... ncountered, the SSP software launches a query to the SCP. Event Detection Point (EDP): An EDP is a point at which the SCP "arms" an event at the SSP. The event is armed to request that t he SCP be notified when the particular EDP is reached during ca ll processing. The SCP can then determine how t ...
FlowScan - LIVE! A Network Traffic Reporting and Visualization Tool
... • Our security team relied on the logs produced by the 1 to 1 flow exporting when investigating network abuse and technocrimes. We no longer could provide a completely accurate view of our network traffic. • We lost the ability to detect DoS attacks based on the "stalagmites" and "stalactites“ in th ...
... • Our security team relied on the logs produced by the 1 to 1 flow exporting when investigating network abuse and technocrimes. We no longer could provide a completely accurate view of our network traffic. • We lost the ability to detect DoS attacks based on the "stalagmites" and "stalactites“ in th ...
Routing
... Routing in Switched Data Networks "I tell you," went on Syme with passion, "that every time a train comes in I feel that it has broken past batteries of besiegers, and that man has won a battle against chaos. You say contemptuously that when one has left Sloane Square one must come to Victoria. I s ...
... Routing in Switched Data Networks "I tell you," went on Syme with passion, "that every time a train comes in I feel that it has broken past batteries of besiegers, and that man has won a battle against chaos. You say contemptuously that when one has left Sloane Square one must come to Victoria. I s ...
Why networks?
... designing/implementing networks. • Each layer responsible for a set of functions. • Top layer relies on services provided by bottom layer. • Layer makes it service available to higher layer through an interface. ...
... designing/implementing networks. • Each layer responsible for a set of functions. • Top layer relies on services provided by bottom layer. • Layer makes it service available to higher layer through an interface. ...