How many access points do I need?
My company has 6 floors and each floor is roughly around 5000 sq ft. I was wondering to cover the whole building with wireless connections. So how many access point do I need to setup to cover the whole building ? How many switches and what kind of hardware, software, and transmission media do I need ? And what kind of other IT infrustrure do I might need for its network? Thanks Asked by Soheil [...]
Continue Reading »Advise on a 240,000 sqft outdoor wireless network
I’m looking for an idea of what qualities to look for in the equipment for a wireless network that covers the entire area of an outdoor arena. The area is rectangular-ish in shape. 400ft wide and 600ft long. It has 6 light towers, 1 on each of the 400 foot ends and 2 on each of the 600 foot ends. I can mount on anything and spend as much money as needed. The needs of [...]
Continue Reading »Wireless Profile via Group Policy – Specific Trusted Root not Listed?
So I am trying to use Group Policy to configure the wireless settings on a bunch of laptops. We are using a third party cert that isn’t showing up as an option in the list of Trusted Root Certification Authorities. This is stopping us from configuring our machines to use certificates to authenticate. Does anybody know how to add more trusted roots to this list in the Group Policy editor? How does the Protected EAP [...]
Continue Reading »Use network cable connection over wireless
I have a laptop which is always connected to the wireless network in our office. At my desk i also have a network cable which, of course, gives me a much better network speed. The problem is that when i plug in the cable, my laptop stays connected to the wireless network. Can i fix this with some setting? What i want is that when i plugin the cable my laptop should switch to using [...]
Continue Reading »How do I configure wireless router to stop forwarding broadcast directed traffic to the network?
Basically, can anyone tell/assist me on how to make my NETGEAR N 300 Wireless Router stop forwarding broadcast directed traffic to the network? So the problem is this: I’ve been receiving DoS attack: Smurf to my network for about a week now, and it’s consuming about 10x the amount of bandwidth I normally use. The message as follows: [DoS attack: Smurf] attacks packets in the last 20sec from ip [] I’ve googled the problem and [...]
Continue Reading »Unable to specify alterntive credentials using 802.1x wireless connections on Windows 7
Using Windows 7 I am unable to connect to the wireless network using 802.1x settings. I have configured it exactly as in Vista using certificates and checking the use alternative credentials check box – however it just prompts for domain username each time and won’t let me specify an different username. I had a similar issue for my school network connection and followed the steps that were given on the school’s website. I would recommend [...]
Continue Reading »Point to Point wireless network
I have to link two offices 0.62 miles apart with a wireless link. So far my setup is as follows : 2 24db directional parabolic wifi antenna 1 watt wifi amplifiers on each antenna Access point on antenna on the main office Cisco AP –> 1 Watt amplifier –> Parabolic Antenna –> Parabolic antenna –> 1 watt amplifier –> ??? I am able to get an internet connection when I hook up the antenna at [...]
Continue Reading »How is it possible that I can do a host lookup but not a curl?
Has anyone ever seen this before? Note that this happens not only with google.com, but with every domain I try. It’s a wireless connection (WEP), but I’m not sure how that would be relevant: $ curl -v google.com # This takes about 60s to return * getaddrinfo(3) failed for google.com:80 * Couldn’t resolve host ‘google.com’ * Closing connection #0 curl: (6) Couldn’t resolve host ‘google.com’$ host google.com google.com has address 209.85.148.106 google.com has address 209.85.148.147 [...]
Continue Reading »Windows 7 Enterprise Edition Failing to Get DHCP address
All my Windows 7 Enterprise Edition 64bit laptops have now failed to get an IP address from DHCP via either a wired or wireless connection. The majority of these machines are Dell Latitude 1545 but Latitude D520/530s are also affected. I have been able to resolve connectivity on the wired network by doing the following but it is also not reliable. Set the service to run under Network Service, restart it (it fails), set it [...]
Continue Reading »using access point with IP outside normal network segment
having an issue trying to segment my network. Currently, our LAN resides on the 10.1.x.x segment, the first x varying based on qeuipment type, and the second varying on the number of the particular piece of equipment of that type. What we would like to do is set up a wireless access point on the network, with an IP of 192.168.1.1, and a dhcp range of 2-100. When trying to enter the default gateway and [...]
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