understanding wifi, hotspots,connections etc

Well, you could use Google Groups to search for previous postings on the topic. However, may I suggest you disclose a bit more about what you are trying to accomplish and what you have to work with so more specific answer could be fabricated. From your one liner, it's difficult to tell if you want locations, security hints, construction articles, or hacking information.

Reply to
Jeff Liebermann
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Whats a good way to understand wifi hotspots how and who to connect to etc thanks leon

Reply to
Leon Horsnell

Reply to
Leon Horsnell

If you look at btopenzone.com there is a download, pdf or excell, that gives all BTs' roaing sites worldwide, may give you an idea what what that company does regards roaming.

Des

Reply to
Des

Well, I'm not sure what you mean by "connect". Your existing broadband ISP probably does NOT offer connectivity service in a different country. However, you can pickup your email from your existing broadband ISP from anywhere on the internet. Once you're connected to the internet, the rest is fairly easy.

What Wi-Fi wireless does is connect you to the internet EXACTLY as if your were plugged in via an ethernet cable. It's literally a wireless extension cord replacement for ethernet. If you can connect by plugging in, you can do the same via Wi-Fi. Many hotel have both ethernet jacks and wireless.

Like ethernet, you don't just walk around plugging into other peoples ethernet connections at random. Wi-Fi requires permission of the hot spot owner. Some require payments, other are free. Some cities provide service for free. Some individuals publicly share their connection. Usually there are signs or online directories that will give you a clue of what to expect. I'm not familiar with Australia and can't offer specifics.

Once you've connected to the internet via Wi-Fi, you can pickup your email from your existing broadband provider. Depending upon configuration (POP3 before SMTP), you may also be able to send email via your existing broadband provider without changing any of your email program settings.

However, there's a catch. Public Wi-Fi is unencrypted and therefore can be intercepted, sniffed, and abused. Your email logins and password are going over the air in plain text and can be captured. This is a major security issue and should be carefully considered. There are solutions, the easiest of which is to use SSL secured (https://) type of WebMail to your existing broadband ISP. There are also VPN solutions. Ask your existing broadband ISP.

The same security issues apply to using credit card numbers via wireless, or sending or receiving any form of communications that you don't to keep private.

You should also be sure that what you're connecting to via Wi-Fi is not a fake access point. See: |

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you can do most of your surfing or email using SSL (https://), you're fairly safe from sniffing. Also, be sure to setup your wireless laptop client so that it does *NOT* automatically connect to any random access point, but that it requires you to manually select the desired connection.

Reply to
Jeff Liebermann

Reply to
Leon Horsnell

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