Factors that influence TCP performance
... Transmitter maintains a metric related to number of packets “in flight”. As long as this metric is less than the congestion window size, the (NACK) segments can be re-transmitted Requires both sender and receiver to maintain additional information about packets sent and received. ...
... Transmitter maintains a metric related to number of packets “in flight”. As long as this metric is less than the congestion window size, the (NACK) segments can be re-transmitted Requires both sender and receiver to maintain additional information about packets sent and received. ...
IPW-13
... This presentation examines numbering and addressing issues associated with the interworking of Public Data Networks and the Internet. Interworking largely depends on being able to signal the “called” terminal’s number or address This presentation does not attempt to solve all the technical or implem ...
... This presentation examines numbering and addressing issues associated with the interworking of Public Data Networks and the Internet. Interworking largely depends on being able to signal the “called” terminal’s number or address This presentation does not attempt to solve all the technical or implem ...
Phillipa Gill - UMass Amherst
... my PhD) and 5 posters (all since my PhD). My work has been cited a total of 3,057 times (according to Google Scholar as of March 2017). Real world impact. My work characterizing YouTube informed the design of SPECWeb20091 , an industry standard benchmarking tool, and my work on BGPSec deployment spu ...
... my PhD) and 5 posters (all since my PhD). My work has been cited a total of 3,057 times (according to Google Scholar as of March 2017). Real world impact. My work characterizing YouTube informed the design of SPECWeb20091 , an industry standard benchmarking tool, and my work on BGPSec deployment spu ...
Networking Terms Glossary - Beijer Electronics, Inc.
... The data link layer is concerned with physical addressing, network topology, line discipline, error notification, ordered delivery of frames, and flow control. The IEEE has divided this layer into two sublayers: the MAC sublayer and the LLC sublayer. DCE (Data Circuit-Terminating Equipment) – conver ...
... The data link layer is concerned with physical addressing, network topology, line discipline, error notification, ordered delivery of frames, and flow control. The IEEE has divided this layer into two sublayers: the MAC sublayer and the LLC sublayer. DCE (Data Circuit-Terminating Equipment) – conver ...
Chapter 12 Supporting Network Address Translation (NAT) Lesson
... first assesses whether an address/port mapping, whether static or dynamic, exists for the packet. If a mapping does not exist for the packet, it is silently discarded by the NAT. This behavior protects the private network from malicious users on the Internet. The only way that Internet traffic is fo ...
... first assesses whether an address/port mapping, whether static or dynamic, exists for the packet. If a mapping does not exist for the packet, it is silently discarded by the NAT. This behavior protects the private network from malicious users on the Internet. The only way that Internet traffic is fo ...
transport layer
... • Instead, they use dynamic addressing, giving addresses to clients only when they are logged in to a network. • A small ISP, for example, might only need to assign 500 IP addresses to clients at any one time, even though it has several thousands subscribers. • Two programs are currently in use for ...
... • Instead, they use dynamic addressing, giving addresses to clients only when they are logged in to a network. • A small ISP, for example, might only need to assign 500 IP addresses to clients at any one time, even though it has several thousands subscribers. • Two programs are currently in use for ...
PPT
... • Virtual-circuit network provides networklayer connection service • Analogous to TCP/UDP connection-oriented / connectionless transport-layer services, but: – Service: host-to-host – No choice: network provides one or the other – Implementation: in network core ...
... • Virtual-circuit network provides networklayer connection service • Analogous to TCP/UDP connection-oriented / connectionless transport-layer services, but: – Service: host-to-host – No choice: network provides one or the other – Implementation: in network core ...
Classful IP Addresses
... Loopback interfaces – all addresses 127.0.0.1-127.0.0.255 are reserved for loopback interfaces – Most systems use 127.0.0.1 as loopback address – loopback interface is associated with name “localhost” ...
... Loopback interfaces – all addresses 127.0.0.1-127.0.0.255 are reserved for loopback interfaces – Most systems use 127.0.0.1 as loopback address – loopback interface is associated with name “localhost” ...
02-HUAWEI MSAN Pre-sales Specialist Training V1.0（April 23,2015）
... The Resource Control and VAG functions will perform SLA to assure high-priority service for VIP customers. This feature will minimize complaints from high-ARPU customers and ensure their continued satisfaction as well as ...
... The Resource Control and VAG functions will perform SLA to assure high-priority service for VIP customers. This feature will minimize complaints from high-ARPU customers and ensure their continued satisfaction as well as ...
OSI Network Layer - Seneca - School of Information
... Identify the role of the Network Layer, as it describes communication from one end device to another end device. ...
... Identify the role of the Network Layer, as it describes communication from one end device to another end device. ...
File Systems
... Identifier – unique tag (number) identifies file within file system Type – needed for systems that support different types Location – information on file location on a device Size – current file size Protection – for control who can do reading, writing, executing Time, date, and user ide ...
... Identifier – unique tag (number) identifies file within file system Type – needed for systems that support different types Location – information on file location on a device Size – current file size Protection – for control who can do reading, writing, executing Time, date, and user ide ...
Promising the future: 40G to 100G
... KPN expected that a 100G upgrade, based on its platform, would also be possible, with Huawei’s help. The cooperation between both parties culminated in a successful upgrade of the Amsterdam-London and Amsterdam-Luxembourg links; the former extends over 500 km, including the aforementioned link acros ...
... KPN expected that a 100G upgrade, based on its platform, would also be possible, with Huawei’s help. The cooperation between both parties culminated in a successful upgrade of the Amsterdam-London and Amsterdam-Luxembourg links; the former extends over 500 km, including the aforementioned link acros ...
Multimedia networking
... voice over RTP. application collects encoded data in chunks, e.g., every 20 msec = 160 bytes in a chunk. audio chunk + RTP header form RTP packet, which is encapsulated in UDP segment ...
... voice over RTP. application collects encoded data in chunks, e.g., every 20 msec = 160 bytes in a chunk. audio chunk + RTP header form RTP packet, which is encapsulated in UDP segment ...
Virtual Private Networking over MPDS
... point to point VPN is set-up by a VPN capable router which connects to a VPN server at head quarters and provides a VPN tunnel for all traffic between the remote LAN and the HQ's network. Clearly a point to point VPN solution is ideally suited for remote LANs connecting into corporate headquarters. ...
... point to point VPN is set-up by a VPN capable router which connects to a VPN server at head quarters and provides a VPN tunnel for all traffic between the remote LAN and the HQ's network. Clearly a point to point VPN solution is ideally suited for remote LANs connecting into corporate headquarters. ...
ppt
... • Yes, but only to improve performance • If network is highly unreliable • Adding some level of reliability helps performance, not correctness • Don’t try to achieve perfect reliability! • Implementing a functionality at a lower level should have minimum performance impact on the applications that d ...
... • Yes, but only to improve performance • If network is highly unreliable • Adding some level of reliability helps performance, not correctness • Don’t try to achieve perfect reliability! • Implementing a functionality at a lower level should have minimum performance impact on the applications that d ...
Document
... used to setup, maintain teardown VC used in ATM, frame-relay, X.25 not used in today’s Internet ...
... used to setup, maintain teardown VC used in ATM, frame-relay, X.25 not used in today’s Internet ...
Automated and Scalable QoS Control for Network Convergence
... class of traffic, e.g., Fiber Channel for storage and Infiniband for High Performance Computing (HPC) traffic. In some cases, networks are highly over-provisioned ...
... class of traffic, e.g., Fiber Channel for storage and Infiniband for High Performance Computing (HPC) traffic. In some cases, networks are highly over-provisioned ...
3rd Edition: Chapter 4
... used to setup, maintain teardown VC used in ATM, frame-relay, X.25 not used in today’s Internet ...
... used to setup, maintain teardown VC used in ATM, frame-relay, X.25 not used in today’s Internet ...
Chapter 2
... your firewall. However, you should consider disabling all remote logins to your internal system. It is best to allow only interactive logins at your firewall hosts. If you must log in the firewall host from other machines, use only a relatively secure login application, such as SSH with one time ...
... your firewall. However, you should consider disabling all remote logins to your internal system. It is best to allow only interactive logins at your firewall hosts. If you must log in the firewall host from other machines, use only a relatively secure login application, such as SSH with one time ...
6420A_11
... How RADIUS Works for Remote Access For remote access, RADIUS: • Enables an ISP to authenticate users against a corporate directory such as Active Directory® Domain Services • Enables accounting for all remote access to centralized in a ...
... How RADIUS Works for Remote Access For remote access, RADIUS: • Enables an ISP to authenticate users against a corporate directory such as Active Directory® Domain Services • Enables accounting for all remote access to centralized in a ...
Network Layer Data Plane - CSE Labs User Home Pages
... • Fabric slower than input ports combined -> queueing may occur at input queues – queueing delay and loss due to input buffer overflow! ...
... • Fabric slower than input ports combined -> queueing may occur at input queues – queueing delay and loss due to input buffer overflow! ...
CUDP
... the frames within the packet are misplaced -generate additional but unnecessary data loss. ...
... the frames within the packet are misplaced -generate additional but unnecessary data loss. ...
Slide 1
... Easier to make it reliable (note it is not necessarily more reliable). Guaranteed/reserved bandwidth. Identify flows by connection identifier rather than source/destination address (tag switching) ENTS689L: Packet Processing and Switching Networking Technologies ...
... Easier to make it reliable (note it is not necessarily more reliable). Guaranteed/reserved bandwidth. Identify flows by connection identifier rather than source/destination address (tag switching) ENTS689L: Packet Processing and Switching Networking Technologies ...
Network Layer
... 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 data base as OSPF hierarchical O ...
... 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 data base as OSPF hierarchical O ...