latency Resources on ZDNet

ZDNet Dictionary Definition

Latency: (1) The time between initiating a request in the computer and receiving the answer. Data latency may refer to the time between a query and the results arriving at...; Full Latency Definition >>

ZDNet Resources

Why Satellite Internet service is so slow: Why Satellite Internet service is so slowReal world is worse.Ping statistics for 75.104.128.61: Packets: Sent = 25, Received = 22, Lost = 3 (12% loss),Approximate round trip times in milli-seconds: Minimum = 626ms, Maximum = 3690ms, Average = 1385msThis is the nameserver within WildBlue's...; Tags: Network technology, Real World, Embarq, satellite, Satellite Internet Service, satellite Internet, latency; Discussion threads 2008-02-24
Build a 10 Gbit home network for $1100: Build a 10 Gbit home network for $1100Necessary?I'm not sure even the "hardcore gamer" needs a 10Gbit home network. Heck, I stream HD content and I don't even have a need for a gigabit network... yet.Unless you're hammering the bejesus out of your network, it's not necessary. Neat though it...; Tags: NETWORKING, Games, GigE, latency, network, Gbit home network, GBit, home network; Discussion threads 2008-01-31
Design Best Practices for latency Optimization: The approach to minimize latency must be a holistic effort that takes into consideration the entire market data system from end-to-end and focuses on reducing latency throughout the design. This whitepaper addresses options for mitigating key sources of latency within financial data network implementations. Topics surveyed include propagation delay, processing...; Tags: Data Network, Latency, Optimization, Best Practice; White papers 2007-12-20
Apple Broadband Tuner (dmg): The Broadband Tuner allows you to take full advantage of very high speed FiOS based Internet connections that have a high latency. The installer tweaks some system parameters. There is an optional uninstaller that can be used to restore the settings that were in effect at the time just before...; Tags: Latency, Broadband, Buffer, Apple Inc., Broadband Tuner, Installer, System Parameter, Modems, Tcp/Ip, Networking, Hardware, Components; Software downloads 2007-11-28
Understanding TCP Over TCP: Effects of TCP Tunneling on End-to-End Throughput and latency: TCP tunnel is a technology that aggregates and transfers packets sent between end hosts as a single TCP connection. By using a TCP tunnel, the fairness among aggregated flows can be improved and several protocols can be transparently transmitted through a firewall. Currently, many applications such as SSH, VTun, and...; Tags: Latency, TCP, Tcp/Ip, Networking; White papers 2007-11-16

Avistar's videoconf client does multiple streams, dynamically throttles bandwidth usage: Over the last few months or so at ZDNet, we've been playing around with various IP-based videoconferencing options in hopes of finding some way to leverage the video capabilities for pumping content between locations for usage in the videos we produce on line. For example, we'd like to have...; Tags: Latency, Network, Problem, Video, Avistar, Corporate Communications, Networking, Marketing, David Berlind; Blog posts 2007-10-25
Microsoft Exchange Server User Monitor (msi): Use the Microsoft Exchange Server User Monitor to gather real-time data to better understand current client usage patterns, and to plan for future work. Administrators can view several items, including IP addresses used by clients, versions and modes of Microsoft Office Outlook, and resources such as CPU usage, server-side processor...; Tags: Monitor, Latency, Microsoft Exchange Server, Server, Microsoft Corp., E-mail Servers, Groupware, Enterprise Software, Software; Software downloads 2007-08-30
Akamai beefs up its HD distribution capabilities: Via an interview with Akamai Chief Technology Officer Mike Afergan, Om's all over Akamai Technologies' announcement yesterday that via enhancements to its Content Delivery Network, it now feels more than up to the task of delivering high-def video over the Web."While broadband service providers like Verizon are putting fiber-based broadband...; Tags: Server, Video, Akamai Technologies Inc., HD, Russell Shaw; Blog posts 2007-08-28
HTTP Transfer latency Over SCTP and TCP in Slow Start Phase: Current web applications use HTTP Hyper Text Transfer Protocol over TCP Transmission Control Protocol to retrieve objects over the Internet. SCTP Stream Control Transmission Protocol is a recently proposed transport protocol with very similar congestion control mechanisms as TCP, except the initial congestion window during the slow start phase. This...; Tags: HTTP, Latency, TCP, Tcp/Ip, Networking; White papers 2007-07-17
Stupid FioS broadband tricks: Stupid FioS broadband tricksFix your typoI've had 15 kbps since the early 90's.So where is this?Those numbers are nice and all, but really of little value without knowing where you're getting this service. Little Rock, AK? Tijuana? Ontario?I thought of FIOS...But to be honest and i know this is unusual,...; Tags: Network technology, latency, broadband, Fios, cable, Kbps; Discussion threads 2007-07-13
Akamai provides new visibility into Internet comings and goings: The browsing public can now get a free, real-time peek into the operating statistics for Internet network traffic, as well as monitor attack traffic and latency snafus, thanks to Akamai Technologies, Inc.Akamai, which maintains a globally distributed platform to cache and accelerate online content, media and applications, this week launched...; Tags: Web Technology, Software Infrastructure, Internet, content delivery network, Akamai; Blog posts 2007-06-08
Low latency: Eliminating Application Jitter With Solaris: Sun is working closely with leading application partners to address the latency and performance issues across the end-to-end trade process. A key focus is the market data space. The annual doubling in market data volume over past years will likely be eclipsed in 2007 due to Reg NMS andMiFID2, penny...; Tags: Latency, Sun Microsystems Inc., Sun Solaris, Operating Systems, Software; White papers 2007-05-01
Low latency 5 Nine's Trading: Sun's Value Proposition for Market Data: To achieve the low latency and optimized trading efficiencies required in the algorithm-driven, post-Reg NMS/MiFID trading environment, firms need the unbeatable combination of the newest trading and market data systems running on Sun's SPARC and/or x86 platforms. With Solaris 10, partners like Wombat and Reuters are demonstrating unprecedented scalability, reduced...; Tags: Latency, Sun Microsystems Inc.; White papers 2007-03-15
Online gamers: without net neutrality you're so hosed: Online gamers: without net neutrality you're so hosedQuestion about Net Neutering..Online gaming has more to do with latency than bandwidth or so I thought.Does anyone know if net neutrality affects both latency and bandwidth?Seems like right now that latency is an issue with many causes. Mainly distance/hops between A and...; Tags: Games, online game, online-gaming community, Net Neutrality, latency, game, bandwidth; Discussion threads 2006-11-20
Making Wide-Area, Multi-Site MPI Feasible Using Xen VM: Although multi-site MPI execution has been criticized in the past as being "Impractical" due to limitations in network latency and bandwidth, the authors believe many of the obstacles can be overcome by various means for wider classes of applications than previously believed. The current work involves using Xen as the...; Tags: Latency, Performance, Network, Xen, Performance Management, Human Resources, Workforce Management; White papers 2006-09-27
AMD unleashes next-generation Opteron chips: AMD unleashes next-generation Opteron chipsTake that George Ou!!!Well atleast that will handle the server end.AMD, hurry up with your desktop chips!!!!Waiting for the Intel fanboys to arriveIn the meantime, I'll say it's good to see this as I believe it will be a better solution. Now if they could just...; Tags: Processors, Semiconductors, latency, Advanced Micro Devices Inc., AMD Opteron, chip, Intel Corp.; Discussion threads 2006-08-15
Net neutrality is hard to sell: I was a guest on Nevada Public Radio today, talking about blogging. I was pulled in early and listened to the earlier show by phone. The topic was Google as an ISP but it quickly morphed into a discussion on Net neutrality. Eli Milchman was...; Tags: latency, Net Neutrality; Blog posts 2006-07-14
Beware of broadband speed overkill: Beware of broadband speed overkillmore speeddont forget games (PC, XBOX Live, etc)with dual cores and 64bits...some of us multitask download mp3, teamspeak, ventrilo, built in VOIP for games, multiple computers, etcall of it adds up, so I'd say give me more speedjust like ...why do u need 175 HP car???...; Tags: Internet service providers (ISPs), INTERNET, Games, Telephony, TELECOMMUNICATIONS, broadband, latency, bandwidth, VoIP; Discussion threads 2006-05-17
LateRoute (exe): LateRoute measures the latency of your Internet connection, which is one of the two components that make up the speed of your connection the other being bandwidth. Latency is how long it takes packets to get from your computer to other computers on the Internet the lower the better. Measuring...; Tags: Internet Connection, Latency, LateRoute, Internet; Software downloads 2006-03-02
Skype over 3G Symbian handset: how much latency is too much?: Fresh from a trip to the 3GSM Conference in Barcelona, All About Symbian blogger Rafe Blandford has proven himself mighty handy with his digital camera.Rafe's posted some shots of Skype apps running on the Symbian OS-powered Nokia S6680 S60 handsets being showcased there. The demo showed these phones being...; Tags: Skype Technologies S.A., Rafe Blandford; Blog posts 2006-02-17