Archive for January, 2008

T1 Router Recommendations

Monday, January 28th, 2008

T1 Router Recommendations

Here’s the scenario….all too frequently seen by the way…with a concrete direct answer.

You have (1) T1 line for which you will necessity a T1 router in order to stopper it into your ethernet router/vpn/firewall that will then permit into your LAN. You want the router to be able to manage a 2nd T1 line (or 2-T1s bonded) for impending expansion (if necessityed). You also want the router to be simple to “adminstrate”.

Now here’s the questions you may have…..

1. What are some main T1 routers that will fit the invoice?

2. Are these T1 routers traditionally provided and maintained by the native ring bringer or the trade landlord?

3. Are there gains/disgains to running this router manually vs charter the mover do it? Typically, how greatly maintenance/administration do you necessity to execute on it?

And here’s the answer you actually necessity……

save you’re burden something actually actually multipart or matchless, your best bet is to tolerate the internet bringer to deliver the router … that’s called “managed” mass. Then you have no acquisition charge, you won’t pay treat for a dual T1 router on which you might never arrange the 2nd course, don’t have to go through the charter or buy firmness, have no maintenance charges or qualms, you have no gamble of obsolescence, and don’t have to syllabus the thing (or pay superstar besides to do it). AT&T courses have the managed router choice for only an additional $15/month or so for a lone T1. Other bringers enter the router for open.

A major gain of managed mass is during interrupt situations. If you own the router, and your mass is disrupted, you’re actually naked if the mover claims the setback is with your tackle. You’ll have no way to dispute that pending you do anything swapout or healing holiday is required to establish that your tackle is gauzy….you’ll have to eat that invoice….and your mass would still be down. With managed mass, anything is harm is the mover’s slipup, and they can’t site fingers.

If you’re “out of your touch” with this enter of thing, then running and choiceing your own router would actually be slight your comfort zone, and you might find manually costs too greatly time on that, instead of minimally with the course. sure, if you surprise on a managed source, you can forever change to a acquired router if you end up without to do stuff that the mover would not base with their router (BGP would be an example).

T1 routers are not a $50 acquire at Wal-sale. Paying a nominal monthly fee avoids the opening acquire cost, avoids the knowledge curve of configuration and keep, avoids the emanate of T&M fees and availability of an IT guy, avoids that sinking regard when the router goes bad three time after the warranty expires, and avoids the gamble of obsolesence (if you acquire a T1 router, and then necessity to upgrade to 3M, you’ll be back at your dealer for a new acquire).

Different strokes for different those. each weighs what’s important for them.

Michael is the landlord of FreedomFire Communications….with DS3-Bandwidth.com and concern-VoIP-emulsion.com. Michael also authors Broadband residents where you’re forever meet to slump in and snag up on the newest BroadBand gossip, tips, insights, and ramblings for the ample.

Computer Upgrades New Motherboard Technology Means Increased Speed

Sunday, January 27th, 2008

Computer Upgrades: New Motherboard Technology Means Increased Speed

Are you a power user? By that, I mean someone who must have speed, whatever the cost. Perhaps you have to deal with monster sized files. Maybe you do video editing, or graphics work. Does your passion for a certain game consume you?

If any of this is true for you, then you may want to consider a motherboard upgrade. Recent speed enhancements make this “major surgery” attractive.

Here are the items you’ll be looking to gain: PCI Express slots, SATA II, an extra RAM slot; and for the gamers, SLI or Crossfire capability. Not to mention your new board could handle a dual core chip. All of this is available for under $150.

What kind of increase in speed could you expect? There are some astonishing numbers on this. Your old PCI slot could handle data at 133MB/s. The new PCI Express can deliver 2.5GB/s! Or consider SATA II for such tasks as connecting an external hard drive. That USB II port you’ve relied on has a throughput of 480MB/s. An SATA II gives you 3.0 GB/s!

For gamers, a two-GPU system is the doorway to an almost unbelievable level of realism. The two competing systems, SLI from NVIDIA, and Crossfire from ATX, require SLI or Crossfire ready motherboards. This has gamers everywhere swapping out boards.

Having a motherboard with a socket that accepts dual core chips, like the 775, or AM2, is a dream come true for video editing. Often editors find themselves needing to run more than one program at the same time. Dual core lets them multitask as if they had two machines in one case.

Michael Quarles is the author of the book “Building a PC for Beginners”. His website is http://www.monkeyseemonkeydobooks.com

The Importance of Calibration Instruments in Factories

Saturday, January 26th, 2008

The Importance of Calibration Instruments in Factories

Machines need to be calibrated regularly so these will be able function properly. A licensed engineer or mechanic is the only one qualified to perform such tests and the length of time it takes to inspect one unit could take hours depending on how complex or sophisticated it is.

If the machines being checked are in large factory such as one that produces cars, teams are dispatched to conduct the calibration. In most cases, this is done every six months. The only difference is that the people who will do this will go to the plant unlike a car owner who will have to drive the vehicle to the shop.

Is there any difference between a machine and a car when it comes to calibration? Yes in terms of the instruments used to conduct such tests.

Large ones like those in the factory have to be dismantled and hand held instruments such as frequency counters, multimeters, network analyzers, oscilloscopes, power supplies, spectrum analyzers and RF power meters are used throughout the tests.

Automobiles on the other hand are tested using computers and some similar instruments that will be finished much faster than those in the factory so the owner can drive off when this is done.

If a problem has been found, the specialist will recommend that the machine should not be used first until a replacement part has arrived. But in minor cases, a simple adjustment will do the trick making it up and running again.

But the use of calibration instruments is not only done in factories. These are also done in laboratories to make sure the machines used are able to perform to what it was designed to do.

The National Institute of Standards and Technology is responsible for setting the regulations making this all possible. After all, safety begins by those who are designing the prototype until the new product is launched into the market. This will ensure that defects can be avoided and recalls are not necessary since this will cost the company a lot of money.

Anything that uses machines will have to be calibrated at one point or another to ensure these are performing well as though these were good as new. The plant may have a crew to do this or a contractor can be called in to perform such services which is really up to those in charge of keeping the place running.

Low Jeremy maintains http://calibration.articlesforreprint.com

This content is provided by Low Jeremy. It may be used only in its entirety with all links included.


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