I've built one of those anteneas and it worked just fine for that too. I can see any of the access points between my buddies house and mine just fine. Of course, we have a commercial directional on each end now so beyond satisfying my curiosity at the time it's not something I've done again.
On Tue, Jul 1, 2008 at 7:24 AM, Kennedy, Jim <[EMAIL PROTECTED]> wrote: > Glad you found that. I was going to tell the story my son told me, they > tagged a bank at 5 miles. But since I had no real proof I didn't want to go > out on a limb and debate it….I have no details of how the bank was set up on > their end. > > > > > > > > From: Erik Goldoff [mailto:[EMAIL PROTECTED] > Sent: Tuesday, July 01, 2008 10:23 AM > To: NT System Admin Issues > Subject: RE: WiFi setup > > > > indeed ... > > > > http://www.oreillynet.com/cs/weblog/view/wlg/448 > > > > Granted, the following excerpt describes a best case scenario of BOTH ends > optimized for distance, but it gives you an idea of how much farther than > the expected 300-500 foot coverage can be achieved: > > "Apparently, antennas of comparable gain cost upwards of $150. Over a clear > line of sight, with short antenna cable runs, a 12db to 12db can-to-can shot > should be able to carry an 11Mbps link well over ten miles." > > > > ________________________________ > > From: David W. McSpadden [mailto:[EMAIL PROTECTED] > Sent: Tuesday, July 01, 2008 10:00 AM > To: NT System Admin Issues > Subject: Re: WiFi setup > > Hmmm. > > ----- Original Message ----- > > From: Erik Goldoff > > To: NT System Admin Issues > > Sent: Tuesday, July 01, 2008 9:54 AM > > Subject: RE: WiFi setup > > > > really, it *depends* ... I've heard (but no first hand experience) of > laptops with yagi antennae getting a signal 2000 feet or more from the wifi > source ... (approaching a half mile) > > > > ________________________________ > > From: David W. McSpadden [mailto:[EMAIL PROTECTED] > Sent: Tuesday, July 01, 2008 9:19 AM > To: NT System Admin Issues > Subject: Re: WiFi setup > > What distance would a High Gain antenna need to get a very weak signal? > > The building is in the middle of a field with parking all the way around. > > Secuirty 24/7 to keep the loafers off the premise. > > Visitors in a localized area. > > Trees and some small (10 ft high) mounds or hills outside the parking lot. > > Still not the best set up but the further I can push the cracker jackers > away from the building the better I feel. > > > > ----- Original Message ----- > > From: Erik Goldoff > > To: NT System Admin Issues > > Sent: Tuesday, July 01, 2008 8:59 AM > > Subject: RE: WiFi setup > > > > Arggggh ... > > > > Directional antennae *can* limit the signal where you don't want it, but not > *eliminate* it completely. Any wireless hacker/cracker with a high gain > antenna (yagi, pringles can, etc) may still be able to latch on to your > signal. > > > > ________________________________ > > From: David W. McSpadden [mailto:[EMAIL PROTECTED] > Sent: Tuesday, July 01, 2008 6:21 AM > To: NT System Admin Issues > Subject: Re: WiFi setup > > The wireless isn't for Joe its for CEO and the like. > > Here's the bottom line. They want to have their Fantasy Football draft and > Nascar draft in the office. > > No big deal they've been doing it for years. > > Now they want to do it with out anyone knowing it. So they are going to > move around on the big day. > > That way everyone thinks they are working instead of, you know... > > Besides the obvious gaff to all the security I am putting in place I like > what everyone has written and I > > am taken it all in. > > We will most like use Cisco POE products to go with our VOIP with Cisco we > currently have in place. > > > > Has anyone ever used directional antenii or is that a pipe dream I keep > having? > > Whereas the WAPs are directional instead of broadcast so the signal doesn't > 'leak' out into the parking lot??? > > ----- Original Message ----- > > From: Christopher J. Bosak > > To: NT System Admin Issues > > Sent: Monday, June 30, 2008 11:19 AM > > Subject: RE: WiFi setup > > > > Agreed. > > > > But I'd personally keep the confidential data off the wireless all together. > If Joe Employee needs his laptop to go on the internet, then he can hop on > the wireless and stay off the main network. That way, his laptop never sees > customer data (and why should it need to for a bank)? > > > > Christopher J. Bosak > > Vector Company > > c. 847.603.4673 > > [EMAIL PROTECTED] > > > > "You need to install an RTFM Interface, due to an LBNC issue." > > - B.O.F.H. (Merged 2 into 1) - Me > > > > From: Glen Johnson [mailto:[EMAIL PROTECTED] > Sent: Monday, June 30, 2008 10:07 hrs > To: NT System Admin Issues > Subject: RE: WiFi setup > > > > I agree. > > MAC filtering is a pain to maintain and provides very little, if any, > security. > > # 1 on George Ou's six dumbest ways to secure wireless list. > > http://blogs.zdnet.com/Ou/index.php?p=43 > > Now granted, you've not said what the purpose for this wireless is so maybe > you don't need much security. > > If it is for guests to web surf, put it on a separate vlan, give it internet > access and be done with it. > > If it is for users and confidential credit union data, secure it as much as > possible. > > Good luck. > > > > > > From: James Kerr [mailto:[EMAIL PROTECTED] > Sent: Monday, June 30, 2008 10:54 AM > To: NT System Admin Issues > Subject: Re: WiFi setup > > > > I was messing around with cracking APs and its pretty easy to clone the MACs > of devices connected to the AP to gain access when they are using MAC > filtering. > > ----- Original Message ----- > > From: David W. McSpadden > > To: NT System Admin Issues > > Sent: Monday, June 30, 2008 10:08 AM > > Subject: Re: WiFi setup > > > > I have been getting the MAC's from all the other devices on the WAN. We are > greating VLAN 127. It is the default vlan and will get to the internet > only. If you don't have a MAC on the ACL you get a 127 dhcp address and > pumped to the internet only. > > It isn't fully functional yet but it is coming. > > > > ----- Original Message ----- > > From: Steve Ens > > To: NT System Admin Issues > > Sent: Monday, June 30, 2008 10:06 AM > > Subject: Re: WiFi setup > > > > And use MAC address filtering... > > On Mon, Jun 30, 2008 at 9:01 AM, Erik Goldoff <[EMAIL PROTECTED]> wrote: > > and for security in a credit union environment, segment the wifi and use VPN > from there to get in to the resources on the wired subnet (among other > security measures) > > > > ________________________________ > > From: David W. McSpadden [mailto:[EMAIL PROTECTED] > Sent: Monday, June 30, 2008 9:51 AM > > To: NT System Admin Issues > > Subject: WiFi setup > > I get to build a whole new datacenter for the Credit Union. > > Yeah. > > I am pretty good on everything with the exception that the new datacenter > will have to have WiFi built in > > I am looking at 802.11g for now but I thought n was coming out. > > Does anyone have any comments on how to WiFi a 4000sqft building with 3 > floors? > > > > > > > > > > > > > > > > Data Security is everyone's responsibility. > > > > No virus found in this incoming message. > > Checked by AVG. > > Version: 8.0.101 / Virus Database: 270.4.3/1526 - Release Date: 6/30/2008 > 8:43 AM > > > > > > > > > > > > > > > > > > > > > > > > > > ______________________________________________________ > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > This e-mail and any files transmitted with it are property of Indiana > Members Credit Union, are confidential, and are intended solely for the use > of the individual or entity to whom this e-mail is addressed. If you are not > one of the named recipient(s) or otherwise have reason to believe that you > have received this message in error, please notify the sender and delete > this message immediately from your computer. 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