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Questions tagged [wifi]

WiFi is a layer 1 and 2 networking protocol for wireless communication between devices. It is typically used in local networks for client access, but can also be used in point-to-point network links. WPA is used to encrypt traffic.

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Will MAC filtering increase Wifi security?

I've always thought that you should enable MAC filtering to increase Wifi security (in addition to using WPA2). Now I've found this article (Wireless LAN security hall of shame) that says MAC filtering takes the most effort to manage with zero ROI…
laktak
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Virtualbox VM only getting IPv6 over bridge connection. How to get IPv4 address

I have launched Ubuntu16.04 in Oracle virtual box on windows 10 machine. I have used two type of adapters: NAT and Bridge Connection. The ip address on Bridge connection is getting IPv6 address and not IPv4. I have already tried updating preference…
Munish Mehta
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What is the unit of Signal as output in "nmcli dev wifi"

I want to know the unit in which The Signal is calculated. Is it in dBM ? Usually I see the dBM values are in -. What would the - and + values signify in dBM ? Also more the value is positive, does it mean more Signal Strength ? i.e would a value of…
dig_123
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Multiple VLAN's - Multiple SSID or Single SSID and Multiple VLAN's (radius)

I have a question regarding best practice. I have a case where i need multiple VLAN's in wireless networks. What is more performant? Having multiple SSID and each of them have a VLAN (this also mean that they will be on the same chanell on that…
George Farcas
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Slow ping responses on LAN, but only in one direction

I've been investigating intermittently dropping RDP connections from my laptop and decided to ping another machine on the same subnet to see if there are any dropped packets or slow responses. The results I see are very confusing to me, so I wonder…
WorldOfConfusion
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Customize Windows8 dot1x / PEAP WiFi username per SSID

It's a seemingly simple question. How can I customize the WPA2 Enterprise username in Windows8, per SSID? Registry hacks are fine with me. Hover below for background info (not really required to answer the question): PROBLEM DETAILS: We run…
Mike Pennington
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Can I simulate concurrent wireless connections for load testing?

Our office internet typically has about 25-30 computers connected. For an upcoming event, we will have to support about 100 connections, mostly via wireless, for a few days. I'd really like to test that kind of load before the event. Is there a…
Derek Kurth
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Handling domain joined laptops that are rarely on the local LAN?

We have quite a few laptops that are rarely, if ever, connected to the local LAN. Since they won't be able to contact a domain controller very often, having them joined to the domain doesn't work well - cached passwords eventually expire, new users…
Grant
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Networking problems in VMWare with wireless bridge

Barebone data: virtualization: VMWare Workstation 6.5 (latest) Host: Windows Server 2008 x64 Guest: Windows Server 2008 x86 Host network adapter: Ethernet (see comment) Host network adapter: Wireless (see comment) Guest ethernet network adapter 1:…
Robert Koritnik
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Wireless health risks: any proof of it being a threat? Do you take it into account?

The Internet is full of "Tin foil hat" kind of people who would not dare to use a wireless setup, but as the amount of wireless networks grows, I am interested in good and objective case studies and the general attitude towards the subject. Does…
Aron Rotteveel
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How should I secure a corporate wireless network?

We are implementing a new WiFi network at my work, and I am trying to think through a design of the security for the network. Use case 1: guests. We will have a captive portal setup, guests will accept an acceptable use policy and will be restricted…
Quinten
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Deploying Windows via SCCM 2012 OSD Wireless

We're looking at rolling out a large ammount of tablets on our network. We are currently trialling SCCM 2012 sp1 to see if this is the way forwards for doing this. AT the moment I have a working OSD over ethernet but was wonddering if there is a way…
Joe Taylor
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What are possible reasons for wireless network issues?

I work with a startup incubator, who is regularly experiencing issues with their internet connection. Are there any red flags with the current setup that it inadequate? 100/50MBPS broadband connection from Comcast Business DOCSIS 3.0 SMC…
jaredsten
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Which SNMP variables to diagnose/characterise wifi congestion?

I'm preparing for a load test of a classroom wifi system. The pupils all turn on their laptops at the start of the lesson, which launches the web browser and then they start the lesson - which involves downloading a flash based lesson (from a server…
Hamish Downer
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How to get decent WiFi despite a virtual Faraday cage

One of my clients is the local branch of an international airline. They have a small office in the secured area behind the ticket counters, and timeshare space at the ticket counter. I need to add a ticket printer out front, which I cannot (for…
MT_Head
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