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Pantera 5. 0Do one thing, do it well its why we only offer one nitro powered model helicopter, the Pantera 5.Because first and foremost were modelers here at Audacity and thus, weve learned whats really important whether youre learing to fly or are an experienced modeler.Simplicity, toughness, and ease of repair.Start your free trial now, and begin learning software, business and creative skillsanytime, anywherewith video instruction from recognized industry experts.Advantage And Disadvantage Of Prototyping Model In Software Engineering' title='Advantage And Disadvantage Of Prototyping Model In Software Engineering' />Rapid prototype is a process wherein a working model or prototype is developed for the purpose of testing the various product features like design, ideas, features.Along the way we designed in nifty features not offered by the competiton.Combined with impeccable handling, and a price sure to appeal to your thrifty nature and its a winning combination.Learning About Our Product This is the Overview section, which is where we point out Pantera features.We hope your BS meter doesnt flicker due to our playing fast and loose with the facts because it can cost sales.Print magazines vet their authors before delivering advice but online information is seductively free.Forums are especially popular because you can ask an anonymous question without appearing stupid.But remember, anonymous cuts both ways because keyboard experts, like chucklehead.Invariably, chucklehead is flying a model made in China and mistakenly believes shiny aluminum means something more than cheap labor for polishing parts.Moreover, he never wonders if lots of upgrades imply a good model, or if its a good model only after the expensive upgrades How can you tell the difference, i.For one thing, if the idea of needing to buy an upgrade aluminum head, or an aluminum cooling fan before youve even flown the model makes sense, you might be a chucklehead and were probably not making the right helicopter for you If, however, it leads you to wonder what drives otherwise sane folks to buy models, which require an upgrade from the very beginning, youre not alone.Heres our position on most upgrades the best bang for your buck is burning more fuel Just like that youve discovered were blunt and speak plainly.Moreover, we expect you to act in your self interests just like were acting in ours by offering our product.We know you need information to efficiently sort whats important to you and we figure youll be visiting other manufacturers websites, reading magazine reviews, and going online to see what others have to say.The trick comes in separating the wheat from the chaff, or avoiding information overload.If anything we say doesnt make sense, just pick up the phone and call because were here to serve youWere a small company based in central Florida, and being from the South means weve always figured its not bragging if you can back it up.So, are upgrades badNo, not hardly, but when we set out to design the Pantera, our principal goal was to deliver a bird, which in stock trim would perform anything youre capable of no upgrades needed For example, she comes with long lasting urethane dampers, and instead of offering upgrade aluminum blade grips, we make the plastic grips strong enough to withstand the abuse.Do we offer any upgrades Sure, but by and large theyre real upgrades.FierceTelecom covers the latest news on telecom companies, backhaul, ethernet, IPTV, and other trends driving the telecom industry into the future.For example, the Pantera is the only 5.While 2 gallon experts debate the relative merits of the latest 5.Understand where were coming from A Pantera is unique for a lot of reasons, so consider all the facts as you learn more.Mid way through a roll, as if on a string, the Pantera 5.I. Features the competition never saw us coming.Removable Bearing Blocks easier maintenance.Bigger Bearings a hevay duty foundation.Larger Clutch how to harness a 9.Flybar think pitbull vs.Mixture servo Mount convenient in flight adjustment.Direct Servo Control reduces sloppy linkages.Linkages easier to build and setup.Servo Mounts scale modelers rejoice.Triple Bearing Tail Rotor Grips silky smooth.Dual Tapered Collet Clutch Hub Mounting minimize runout.II. Options making a good thing better.Pantera simply wicked.Output Shaft Stabilizers crsiper cyclic response.Air Filter increased engine longevity.III. Extended Info behind the scenes.Better Than Sex hmmm.Paid Pilots a matter of trust.Overengineered it didnt just happen.Proof of Concept Model step 1.CAD Refinement step 2. Adobe Photoshop Cs5 1 Extended Edition Sun 1960 . Alumium Positive step 3.Create the Mold step 4.IV. Conclusion is she the right heli for you V.Learn More head to head comparisons.I. Features the competition never saw us coming.Removable Bearing Blocks easier maintenance Sturdy removeable bearing blocks form the foundation of the Pantera 5.In fact, the Pantera 5.The tail drive gear use a pair as well.As any experienced heli pilot knows, its a pain in the rear to split side frames to replace bearings, yet mainstream, old fashioned designs force this rigamerole on you what a crock Our removeable bearing blocks mean you can R R remove and replace main shaft bearings following a crash in less time, and with less hassle.After all, whats your time worth An axiom of engineering is The structures only as good as the foundation upon which it is built.Bigger Bearings a heavy duty foundation Its one thing to claim the Pantera 5.Shoving a big engine into the Pantera was the easy part, making it live was the real trick.Where some view the Pantera 5.BBC in mind from the begining.Cast in this light, our using 4.Consequently, the Pantera 5.Bearings 4. 0 larger than those used in competing models results in tremendous durability.Larger Clutch how to harnesses a 9.As you delve further into your research youll encounter our competitive reviews.One thing youll see mentioned over and over is how the Pantera clutch is so much larger than competing designs.Once again, its because planning for a 9.Arguing which 5. 0 makes more power isnt even germane to the discussion when you consider the horsepower of a 9.So even if you never opt for the big block, you win because the bigger clutch is more durable and withstands more abuse.Basically, the Pantera is built like a brick outhouse for a reason Compared to competitive 5.Pantera 5. 0 clutch is huge Flybar think pitbull vs.If you wish your 5.Pantera 5. 0 uses a 4 mm diameter flybar.Its 8. 5 stiffer than the whimpy 3 mm flybar used on competing 5.But the real benefit is how much easier it is for you to fly the maneuvers with the same snap as the pros.Granted, they have the advantage of being more experienced, but the Pantera 5.Moreover, the 4 mm diameter flybar opens the door to the many optional 4 mm mount flybar paddles previous, the exclusive domain of 9.The 4mm flybar leads to more crsip maneuvers in terms of a dog fight, think pitbull vs.Mixture servo Mount convenient in flight adjustment Weve all had it happen we discover the fuel mixture is too lean in flight.By the time we recognize it and land, the engine may be damaged.If youve ever had an engine go lean while flying youll appreciate how easy it is to install a mixture servo in the Pantera 5.At last, you can fine tune your engines air fuel ratio while you fly instead having to land to make adjustments Use an extra channel on your transmitter, or plug the mixture servo into the mixture port of your governor and its onboard computer manages both the RPM and fuel mixture for you Adding a mixture servo to the Pantera 5.Direct Servo Control reduces sloppy linkages The Pantera 5.You gain a huge advantage in both simplicity and precision by eliminating the complicated and old fashioned, push pull linkages found in competing designs.While simpler is a no brainer, eliminating a butt load of linkages means its easier to build your model too, and of course, reduced wear means your maneuvers are more consistent because you elimiate the slop.Just 3 linkage rods control the Panteras swashplate while competing models frequently require as many as 1.Linkages easier to build and setup While its easy to appreciate how all the extra linkages, bellcranks, bearings, and shafts of competing designs get sloppy as they wear over time, theres another issue.Many competing models mount the servos in the very vulnerable nose, which results in expensive damage to the servos.Worse, is how tedious it is to R R all those servos and linkages because of the frequently broken servo sub frame get a life Moreover, in a crash, its easy for linkages to get lost.Frankly, direct servo control is a huge advantage for the Pantera 5.But protecting the servos within the side frame wins points too.Easier to build linkages in a Pantera 5. 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Types of firewalls An introduction to firewalls.What is a network firewall What are the different types of firewallsCountermeasures can take the form of software, hardware and modes of behavior.Software countermeasures include personal firewalls application firewalls.Make sure your computer is protected, compare the best rated software companies using consumer reviews and our expert written buyers guide.IPS explained Common features used in Advanced Firewalls.IPS Intrusion Prevention System and IDS Intrusion Detection Systems IPS and IDS systems look for.Whats the difference between dynamic code analysis and static analysis source code testing Learn more about the importance of conducting a source code review in.These questions, and more, are answered.By submitting your personal information, you agree that Tech.Target and its partners may contact you regarding relevant content, products and special offers.You also agree that your personal information may be transferred and processed in the United States, and that you have read and agree to the Terms of Use and the Privacy Policy.Part one of this tutorial will help IT pros learn about the types of firewalls from unified threat management UTM to proxys and parts two and three give advice on firewall purchasing and placement and firewall maintenance and management.Introduction to firewalls.A firewall is a hardware or software system that prevents unauthorized access to or from a network.It can be implemented in both hardware and software, or a combination of both.Firewalls are frequently used to prevent unauthorized Internet users from accessing private networks connected to the Internet.All data entering or leaving the intranet pass through the firewall, which examines each packet and blocks those that do not meet the specified security criteria.Generally, firewalls are configured to protect against unauthenticated interactive logins from the outside world.Compare Hardware And Software Firewalls Vs Hardware' title='Compare Hardware And Software Firewalls Vs Hardware' />This helps prevent hackers from logging into machines on your network.More sophisticated firewalls block traffic from the outside to the inside, but permit users on the inside to communicate a little more freely with the outside.Firewalls are essential since they provide a single block point, where security and auditing can be imposed.Firewalls provide an important logging and auditing function often, they provide summaries to the administrator about what typevolume of traffic has been processed through it.This is an important benefit Providing this block point can serve the same purpose on your network as an armed guard does for your physical premises.What are the different types of firewalls The National Institute of Standards and Technology NIST 8.These three categories, however, are not mutually exclusive, as most modern firewalls have a mix of abilities that may place them in more than one of the three.For more information and detail on each category, see the NIST Guidelines on firewalls and firewall policy.One way to compare firewalls is to look at the Transmission Control ProtocolInternet Protocol TCPIP layers that each is able to examine.TCPIP communications are composed of four layers they work together to transfer data between hosts.When data transfers across networks, it travels from the highest layer through intermediate layers to the lowest layer each layer adds more information.Then the lowest layer sends the accumulated data through the physical network the data next moves upward, through the layers, to its destination.Simply put, the data a layer produces is encapsulated in a larger container by the layer below it.The four TCPIP layers, from highest to lowest, are described further in the figure below.Firewall implementation.The firewall remains a vital component in any network security architecture, and todays organizations have several types to choose from.Its essential that IT professionals identify the type of firewall that best suits the organizations network security needs.Once selected, one of the key questions that shapes a protection strategy is Where should the firewall be placed There are three common firewall topologies the bastion host, screened subnet and dual firewall architectures.Enterprise security depends on choosing the right firewall topology.The next decision to be made, after the topology chosen, is where to place individual firewall systems in it.At this point, there are several types to consider, such as bastion host, screened subnet and multi homed firewalls.Remember that firewall configurations do change quickly and often, so it is difficult to keep on top of routine firewall maintenance tasks.Firewall activity, therefore, must be continuously audited to help keep the network secure from ever evolving threats.Network layer firewalls.Network layer firewalls generally make their decisions based on the source address, destination address and ports in individual IP packets.A simple router is the traditional network layer firewall, since it is not able to make particularly complicated decisions about what a packet is actually talking to or where it actually came from.One important distinction many network layer firewalls possess is that they route traffic directly through them, which means in order to use one, you either need to have a validly assigned IP address block or a private Internet address block.Network layer firewalls tend to be very fast and almost transparent to their users.Application layer firewalls. 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Application layer firewalls are hosts that run proxy servers, which permit no traffic directly between networks, and they perform elaborate logging and examination of traffic passing through them.Since proxy applications are simply software running on the firewall, it is a good place to do logging and access control.Application layer firewalls can be used as network address translators, since traffic goes in one side and out the other after having passed through an application that effectively masks the origin of the initiating connection.However, run of the mill network firewalls cant properly defend applications.As Michael Cobb explains, application layer firewalls offer Layer 7 security on a more granular level, and may even help organizations get more out of existing network devices.In some cases, having an application in the way may impact performance and make the firewall less transparent.Older application layer firewalls that are still in use are not particularly transparent to end users and may require some user training.However, more modern application layer firewalls are often totally transparent.Application layer firewalls tend to provide more detailed audit reports and tend to enforce more conservative security models than network layer firewalls.Future firewalls will likely combine some characteristics of network layer firewalls and application layer firewalls.It is likely that network layer firewalls will become increasingly aware of the information going through them, and application layer firewalls have already become more transparent.The end result will be kind of a fast packet screening system that logs and checks data as it passes through.Proxy firewalls. Proxy firewalls offer more security than other types of firewalls, but at the expense of speed and functionality, as they can limit which applications the network supports.Why are they more secure Unlike stateful firewalls or application layer firewalls, which allow or block network packets from passing to and from a protected network, traffic does not flow through a proxy.Instead, computers establish a connection to the proxy, which serves as an intermediary, and initiate a new network connection on behalf of the request.This prevents direct connections between systems on either side of the firewall and makes it harder for an attacker to discover where the network is, because they dont receive packets created directly by their target system.Proxy firewalls also provide comprehensive, protocol aware security analysis for the protocols they support.This allows them to make better security decisions than products that focus purely on packet header information.Unified threat management.A new category of network security products called unified threat management UTM promises integration, convenience and protection from pretty much every threat out there these are especially valuable for enterprise use.As Mike Rothman explains, the evolution of UTM technology and vendor offerings make these products even more valuable to enterprises.Security expert Karen Scarfone defines UTM products as firewall appliances that not only guard against intrusion but also perform content filtering, spam filtering, application control, Web content filtering, intrusion detection and antivirus duties in other words, a UTM device combines functions traditionally handled by multiple systems.These devices are designed to combat all levels of malicious activity on the computer network. 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