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#1
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posted to rec.boats.cruising,rec.boats.electronics
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"Geoff Schultz" wrote
OK, then maybe you can tell me where in the Bahama **Out Islands** you found wireless. If you're talking Nassau or the Abacos, then yes, wireless is available. Netstumbler was very useful on Exuma for finding signals. Found 3 usable signals at Georgetown with weird radiation patterns. 200 yards made a lot of difference in signal strength. Also at the Four Seasons Marina, Emerald Bay, Staniel Cay and Cat Island. Marina wifi antennas are aimed out over the slips and tend to fall off rapidly near the edges of the pattern. If you can find the center of the pattern you can be a fair ways off and still get a usable signal. The problem with marina systems is that you have to go in and open an account which cost a few bucks if you are not in a slip. A lot of villas along the beach have unsecured APs too and they have very erratic patterns. Must have something to do with the position of the AP to windows and metal in the house. With a good wifi rig you can sometimes find them several hundred yards off shore. Coverage is hit and miss but with the right tools you can sniff out more spots. -- Glenn Ashmore I'm building a 45' cutter in strip/composite. Watch my progress (or lack there of) at: http://www.rutuonline.com Shameless Commercial Division: http://www.spade-anchor-us.com |
#2
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posted to rec.boats.cruising,rec.boats.electronics
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Netstumbler was very useful on Exuma for finding signals. Found 3 usable
signals at Georgetown with weird radiation patterns. 200 yards made a lot of difference in signal strength. Also at the Four Seasons Marina, Emerald Bay, Staniel Cay and Cat Island. Marina wifi antennas are aimed out over the slips and tend to fall off rapidly near the edges of the pattern. If you can find the center of the pattern you can be a fair ways off and still get a usable signal. The problem with marina systems is that you have to go in and open an account which cost a few bucks if you are not in a slip. A lot of villas along the beach have unsecured APs too and they have very erratic patterns. Must have something to do with the position of the AP to windows and metal in the house. With a good wifi rig you can sometimes find them several hundred yards off shore. Coverage is hit and miss but with the right tools you can sniff out more spots. Excellent report Glenn. That's why having a tool like NetStumbler is useful. The normal built-in wifi software doesn't usually give you signal strength meters. And the few that do usually don't have a rolling log of it. With stumbler you get a bar chart showing you the signal strengths of all the networks it could see, logged for as long as you have stumbler active. So you can fire up stumbler and use it to hunt around a bit looking for a good signal. You're also right about the windows and metal. Many modern windows have a coating (either for UV or tint) that seems quite effective at blocking wifi signals. That and the wire put up behind most stucco also serves as a rudimentary Faraday cage also blocking signals. If you REALLY want to geek out and see more detailed wifi info then get a linux boot CD with a program called kismet on it. kismet is like stumbler on steroids. But it's overkill for most folks. -Bill Kearney |
#3
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On Mon, 08 Jan 2007 09:37:47 -0500, Bill Kearney wrote:
If you REALLY want to geek out and see more detailed wifi info then get a linux boot CD with a program called kismet on it. kismet is like stumbler on steroids. But it's overkill for most folks. And WarLinux is like kismet on steroids. ;-) https://sourceforge.net/project/show...group_id=57253 |
#4
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posted to rec.boats.cruising,rec.boats.electronics
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War Linux is a package of Kismet, nmap. wavemon and several other wifi
utilities that are way past anything you would need for finding a place to get connected. That is unless you are into black hatting. You really don't need to hack into an AP in the Caribbean as when there are APs around most of them are not secure anyway. -- Glenn Ashmore I'm building a 45' cutter in strip/composite. Watch my progress (or lack there of) at: http://www.rutuonline.com Shameless Commercial Division: http://www.spade-anchor-us.com "thunder" wrote in message ... On Mon, 08 Jan 2007 09:37:47 -0500, Bill Kearney wrote: If you REALLY want to geek out and see more detailed wifi info then get a linux boot CD with a program called kismet on it. kismet is like stumbler on steroids. But it's overkill for most folks. And WarLinux is like kismet on steroids. ;-) https://sourceforge.net/project/show...group_id=57253 |
#5
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posted to rec.boats.cruising,rec.boats.electronics
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"Bill Kearney" wkearney-99@hot-mail-com wrote in
t: That's why having a tool like NetStumbler is useful. If you boys cruise up the Ashley River to look at the gardens, you'll find SSID W4CSC in the middle of the river bend just upstream from Magnolia Plantation & Gardens (http://www.magnoliaplantation.com/) about 400 yards upstream from the end of the no-wake zone that protects the plantation's riverbank. It's unprotected, 50' up my tree and runs 200mw so there's plenty of signal and bandwidth for all. Charleston City Marina, in the face of free internet with no restrictions from The Harborage at Ashley Marina next door, easily in range of city marina boats, gave up trying to boost revenues by selling internet and now provides free internet to anyone with a wifi transceiver by simply connecting. This goes along, also, with the City of Charleston's peninsula-wide new free internet system that provides a throttled 110Kbps wifi signal across the whole downtown area for anyone to use. The city sells more bandwidth for a small fee to help pay for it and have a lot of subscribers, locals like lawyers/doctors/business/real estate who buy the wideband service with such mobility. It's been quite successful and self supporting, I'm told. Charleston is quite wifi friendly. My Netgear SPH101 Skype phone worked at the tire dealer while I was waiting for them to replace the damned Bridgestone super tire that couldn't stand the terrible pressure at 32psi and bubbled the tread off the cord. That makes tire 3 with tread separation from Goodyear and Bridgestone in the last 6 months....another issue that needs fixing. We Charlestonians WOULD appreciate it if you brought a little cash with you and spent some while you're appreciating our free wifi hospitality, however...(c; Y'all come! Sit a spell! Have a Mint Julep on the veranda while the kids play on the jogglin' board. http://www.oldcharlestonjogglingboard.com/ Ship one home for later! http://www.charlestonfavorites.com/ |
#6
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posted to rec.boats.cruising,rec.boats.electronics
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![]() Y'all come! Sit a spell! Have a Mint Julep on the veranda while the kids play on the jogglin' board. http://www.oldcharlestonjogglingboard.com/ Ship one home for later! http://www.charlestonfavorites.com/ Funny you should mention jogglin' boards. I just built one for my grandchildren. Finding a serviceable clear 2x10 pine board was harder than finding old growth teak. They sell junk at the big box stores these days. -- Glenn Ashmore I'm building a 45' cutter in strip/composite. Watch my progress (or lack there of) at: http://www.rutuonline.com Shameless Commercial Division: http://www.spade-anchor-us.com |
#7
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posted to rec.boats.cruising,rec.boats.electronics
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"Glenn Ashmore" wrote in
: Funny you should mention jogglin' boards. I just built one for my grandchildren. Finding a serviceable clear 2x10 pine board was harder than finding old growth teak. They sell junk at the big box stores these days. -- Glenn Ashmore Are there still TREES left that long?...(c; I watched a guy come up to the checkouts at Home Depot with one of those big carts that had two warped sheets of plywood on it, standing up in the little channels. "They give you those warped up sheets?", I asked him. He looked at me, oddly, looked at the plywood, whirled the cart around and headed back down in the direction of the plywood department. It was just awful what was on that cart! I wouldn't have used it to cover a mudhole in the yard...(c; -- http://www.epic.org/privacy/rfid/verichip.html http://en.wikipedia.org/wiki/VeriChip http://www.verichipcorp.com/ Tracked like a dog, every license/product/tax. Revelation 13:16 And he causeth all, both small and great, rich and poor, free and bond, to receive a mark in their right hand, or in their foreheads: 17 and that no man might buy or sell, save he that had the mark, or the name of the beast, or the number of his name... |
#8
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On Mon, 08 Jan 2007 09:29:11 -0500, Glenn Ashmore wrote:
"Geoff Schultz" wrote OK, then maybe you can tell me where in the Bahama **Out Islands** you found wireless. If you're talking Nassau or the Abacos, then yes, wireless is available. Netstumbler was very useful on Exuma for finding signals. Found 3 usable signals at Georgetown with weird radiation patterns. 200 yards made a lot of difference in signal strength. Also at the Four Seasons Marina, Emerald Bay, Staniel Cay and Cat Island. Marina wifi antennas are aimed out over the slips and tend to fall off rapidly near the edges of the pattern. If you can find the center of the pattern you can be a fair ways off and still get a usable signal. The problem with marina systems is that you have to go in and open an account which cost a few bucks if you are not in a slip. A lot of villas along the beach have unsecured APs too and they have very erratic patterns. Must have something to do with the position of the AP to windows and metal in the house. With a good wifi rig you can sometimes find them several hundred yards off shore. Coverage is hit and miss but with the right tools you can sniff out more spots. I've had pretty good luck finding networks all around lower British Columbia. The household and small business ones are usually stronger than the (expensive) marina ones provided by Broadband Express, etc. I've even come across household networks with welcome screens! (Lotsa techies with waterfront homes in BC.) I even picked up a network from a large yacht once, wide open for anyone to hop on an run up his satellite bill, or poke around his network, hacking his personal computers and onboard systems! Of course I wouldn't dare, but I hope he's fixed this! Matt O. |
#9
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On Wed, 10 Jan 2007 12:34:23 -0500, Matt O'Toole
wrote: I even picked up a network from a large yacht once, wide open for anyone to hop on an run up his satellite bill, or poke around his network, Many of the large cruise ships have WiFi networks but I've never been able to reach the public internet from one. They typically charge $1 per minute for that priviledge. That's still cheaper than the casino. :-) |
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