Tagged Questions

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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0answers
16 views

Windows 7: Acessing share over wifi

In an office a PC with Win7 has shared folders for less then 10 users, it is accessible over the wired network but it asks for password on wifi then drops me with: \\SERVER not accessible. You might ...
0
votes
0answers
19 views

Intermittent SSH problems with a specific server from a specific Wifi router

I've been ssh'ing into a specific server from my home office via Wifi and Time Warner Cable internet for years with no problem. In recent months, I started having problems, where I'd be unable to ...
-6
votes
1answer
24 views

What if I connect to internet with ethernet cable, Wif-fi and usb tether? All having Internet connection [on hold]

What speed i will get if i connect Ethernet cable having Internet of speed 512Kbps,Wi-fi connection having speed of 2Mbps and Usb tethering having speed of 4Mbps.
0
votes
1answer
32 views

What kind of router for trade shows or museum installation

Note: This is NOT a question for a specific router or brand of routers. It's a question about type of router or other equipment. What specs? That features will tell me if a router will work for this ...
-4
votes
0answers
14 views

Android can't connect to Windows 7 on same LAN and vice versa [migrated]

I have an android phone with wifi and I have notebook with windows 7 with wifi. Both devices are on the same network and they can't see each other (I can't ping phone from notebook and vice versa). ...
1
vote
1answer
36 views

Configuration of Mikrotik to allow communication with wireless clients

I'm managing an relatively small office and my basic network setup is as follows: All LAN computers are connected to a central switch which is connected with a Mikrotik Router. LAN subnet is ...
0
votes
0answers
3 views

Alternate route via wifi in mac os [migrated]

Back with routing problems and hours searching through internet did not resolve my issue. Hope I will get some clues here. Here goes the problem: My office has restricted access to internet sites. ...
-1
votes
0answers
18 views

Unable to ping a computer with the same IP-range in another network through routers in the middle [closed]

I have two routers that are connected to each other through Ethernet. Their WiFi-interfaces are broadcasting two networks with same ESSID, IP-range and subnet-mask, using different channels. The ...
2
votes
2answers
426 views

Cisco RV110W: Use LAN port as WAN? [on hold]

I have Cisco RV110W Wireless router. WAN port was burned after a storm. Can I use one of LAN ports as WAN? Looking under "Switch Settings" I can't find solution. In the Cisco documentation, I could ...
1
vote
0answers
13 views

MAC Layer Retransmissions during the same TXOP

Back in the day I was messing around with MadWifi and, if I remember properly, after a packet was transmitted if the sender did not receive an ACK in SIFS time after the completion of the ...
-1
votes
1answer
37 views

Can't set up the default route from a sublan to the WAN [closed]

I am trying to connect one of my PCs to the Internet via a WiFi network using a notebook. Here is my network : (Wifi) <=============> (Notebook) <===============> (Desktop) ...
-1
votes
0answers
18 views

Setting up a wireless connection on CentOS 6.5 without NetworkManager [migrated]

I'm trying to set up a wifi connection from my CentOS 6.5 system to a wireless AP, without using NetworkManager. This is a fresh installation, but yet I don't see any ifcfg-* files in ...
0
votes
0answers
5 views

What does it mean when the ESSID is null \x00? [migrated]

I'm at the gym, and iwlist is running an AP that has, Cell 03 - Address: 00:23:33:16:E8:A0 Channel:11 Frequency:2.462 GHz (Channel 11) ...
0
votes
1answer
66 views

How can I control bandwidth, access times and priority per VLAN

I'm setting up access points (TL-WA901ND) that can each support up to four SSIDs, which can be assigned to VLANs. I would like to set up three SSIDs, each on a different VLAN, with the following ...
-3
votes
0answers
15 views

Why does my Windows 7 always take one default route? [migrated]

I've been looking all around but without success. I have a "freebox" (a box given by my ISP) and the two PCs use it to connect to Internet. Its IP is 192.168.1.254. Here's my problem: I have 2 PCs: ...
0
votes
1answer
26 views

Windows config survey - How to get the connected SSID and security mode

We need to inventory a lot of WinXX machines, many of them outside our premises and using wifi networks other than our own. We already found straightforward ways to retrieve all the information we ...
0
votes
1answer
39 views

link aggregation with wifi and ethernet on Linux

I have a computer running linux with a wifi and an ethernet interface. I'd like to set up link aggregation (at least fail-over, but other modes would be nice too) between these two so that both this ...
2
votes
0answers
17 views

How did the Marriott block wifi hotspots? [migrated]

As per this article in CNN: Marriott fined $600,000 by FCC for blocking guests' Wi-Fi How is it possible to do what's described in this article? It's saying that they were able to block personal ...
0
votes
1answer
32 views

Wireless Router Username and Password Access

Does anyone know of a Wireless N Router that would allow me to setup Usernames and Passwords instead of an SSID and Password? The problem I am having is when my company lets an employee go I have to ...
1
vote
1answer
50 views

Changing Network Subnet Limited User Access

Our network was originally running a 192.168.3.1 /24 network with 192.168.3.1 being the gateway on a pfSense box. We decided to increase our IP range by changing the network to a 192.168.3.1 /23 ...
-1
votes
2answers
93 views

TWO routers/modems, ONE network. Wireless Device DHCP [closed]

My company's network contains various LAN workstations and Servers, controlled by a Smoothwall firewall/gateway. Currently the Smoothwall routes outbound traffic automatically to an ADSL model (it ...
0
votes
0answers
4 views

How to debug wifi setup on OpenWrt? [migrated]

I have TP-LINK MR3020 device, which is connected to my laptop via UTP cable. It is accessible. I have installed full distribution recently, but then broke it and went from scratch with ...
0
votes
2answers
55 views

How to connect two building 5km apart from eachother?

I have to design a network and give an estimate of the cost of all the equipment. Now I have 3 building 100m apart which I'll connect with Fiber without a problem. Two of those though are connected ...
1
vote
0answers
78 views

How can I limit total quota using squid without authentication for per user

I am having Raspberry Pi running Raspbian, I have configured it as a wifi hotspot using hostapd and dhcpd, I have configured transparent squid proxy server on it. Now all traffic goes through my proxy ...
1
vote
1answer
20 views

DSR-250N Wifi clients can see each other?

Is there any change you can isolate wifi traffic between the wifi clients for this (DSR-250N) specific router? I have a wifi client (app) that can't open a wifi (ZEBRA printer) port, getting ...
0
votes
1answer
62 views

Do all captive portal solutions work the same way? (cookie, vs MAC address, vs other?)

While traveling and having to interact with a number of broken captive portal implementations I've overheard other passengers having usability issues with iPads, Phones, computers depending on the ...
1
vote
1answer
232 views

QoS settings for Wi-Fi calling on pfSense firewall/gateway?

The new version of iOS 8 as well as Android supports Wi-Fi Calling with multiple cellular providers including T-Mobile in the US. I am currently running pfSense as the primary Internet gateway for ...
2
votes
3answers
140 views

Wireless network infrastructure for an office with 40 employees

In my company we're facing connectivity problems due to our not very professional network infrastructure. We're growing now, and we expect to be 40 people at the office by the end of the year. I'm ...
3
votes
1answer
27 views

Which interference is the lesser evil when setting up wifi

The situation When I was looking into improving my wireless connection I found that it may help to change the channel. Example circumstances I have narrowed my options down to two, but am not sure ...
0
votes
1answer
66 views

Different throughput Ethernet-Wireless Wireless-Ethernet

I've built an open source implementation of RFC2544 to test IPv4 network devices. One of the first devices I tested is a wireless router D-Link 2640B. In order to measure its performance I use a ...
0
votes
0answers
19 views

Easiest way to find specific AP by MAC address

I have been blessed with the task of finding an AP which has lost the connection from the wireless controller, but is still powered on, has the config from the controller and is broadcasting the SSID. ...
0
votes
0answers
26 views

Low WLAN throughput despite claimed fast connection

I have so following setup and suffering from low throughput and high latency and I have no clue why thats the case: Server (192.168.2.2) <--> AP (192.168.2.1) <--> Laptop (192.168.2.12) The ...
1
vote
1answer
36 views

Setting up NPS with a certificate that is valid to both AD and non-AD machines

I'm trying to setup an AD server running the NPS service so that both AD and non-AD machines see the certificate as valid when authenticating to the wireless network. I picked up a cert from GoDaddy ...
0
votes
0answers
27 views

I need to enable wifi access through terminal in OS X

I am clearing out an old Mac Lab to recycle the Imacs throughout the organisation. I think my predecessor issued a terminal command to disable wifi access and none will allow the wifi to be active for ...
0
votes
1answer
214 views

Configure FreeRADIUS with Active Driectory allow specific group of users to authenticate

In order to authenticate WiFi clients I use a FreeRADIUS server configured to check for user credentials in an Active Directory environment. Currently all users with a valid account are authenticated ...
0
votes
1answer
88 views

Port Mirroring to Mac Thunderbolt Ethernet [closed]

I have a switch with port mirroring enabled. So one port is the source port, and the other is the mirror port. In the source port, I have a wifi router plugged in. The mirror port is connected to ...
0
votes
0answers
101 views

Unable to communicate with web proxy server on iOS

I am following the instructions on how to use a HTTP proxy with an iPhone, however I appear unable to communicate with the HTTP proxy. I have configured the settings in my phone correctly to use the ...
0
votes
0answers
10 views

Can AMPDU have different ACK policy MPDUs?

Can an Aggregated packet have different ack policy MPDUs like Normal ACK or Block ACK etc. IEEE802.11 specification defines that MPDUs must have same RA address, same TID, same EOSP and same TXOP ...
-1
votes
2answers
95 views

Wireless adapter driver failure after Windows 8 update

Yesterday we deployed some of the latest Windows 8 and 8.1 updates to our users. One of them did loose network connectivity after the update. It turned out that their wireless adapter's driver was ...
1
vote
1answer
60 views

HTML served from localhost is being modified by ISP [closed]

I took my laptop to a local restaurant yesterday to do some work setting up a new web app. I get the server in place, and created a simple HTML page: <html> <body>Hello, ...
2
votes
3answers
118 views

Is there any point securing a “guest” wifi network with WPA?

We have a guest wifi network setup on a separate VLAN, using an open connection (e.g. NO wpa/wep). A (semi-technical) customer recently complained that he wasn't happy about his traffic not being ...
2
votes
1answer
200 views

WiFi deauthentication issue

I would like to find a root of the WiFi issue we've got in our working environment. Few words about WiFi infrastructure We are using now Apple solution. Three brand-new access points from Apple ...
0
votes
0answers
32 views

Wireless card fails every three days

I have a user with a brand new Lenovo x240 running windows 7 pro with Eset Endpoint Antivirus and IP Vanish VPN. The user moves between three different work sites on a daily basis, each with it's own ...
0
votes
0answers
143 views

Unable to connect Zentyal 3.2 to WiFi network

I've just installed Zentyal 3.2 as 3.4 wouldn't work with a USB keyboard, and it's all installed fine. However I'm trying to connect my server's wlan0 to my WiFi network so that my laptop can connect ...
0
votes
0answers
81 views

Access switch on the LAN from a WLAN connection Sonicwall TZ205

I have a setup like the following Modem >>> Sonicwall TZ205 >>>> Linksys 8 port smart POE switch >>>> Linksys LRT224 When I am on the LAN through a wired connection ...
3
votes
2answers
161 views

Ensure drive is mapped at login on laptop with strictly wireless

So, $software runs on a 'server' (windows client w/ file sharing to share out the db folder), and laptop client has the drive mapped and $software also installed. This is the vendor's recommended ...
0
votes
0answers
133 views

If I enable bandwidth control on my wifi router can I handle more connections reliably?

I have a small router (TP-Link TL-WR841N) bandwidth is 300 Mbps. With default settings it cannot handle more than 10 connections without choking and kicking people out. Theoretically, however, it can ...
0
votes
0answers
144 views

Cisco WAP321 Access Point Locking Up Daily

We have a Cisco WAP321 Small Business Access Point (WAP321-A-K9 V01 Non Clustered) that has about 15-20 users (Phones and Tablets). The device has been randomly locking up every day to the point ...
0
votes
2answers
106 views

How to get stable WIFI connection between phone and router when thousands of irrelevant phones are around?

I want to use Android phones to check tickets at the gate of an event. These phones are connected to a password protected router (WPA2) and a PC to validate. That all works nicely in a test setting, ...
0
votes
1answer
44 views

Theoretical Wi-Fi decay

Is there a way to (theoretically at least) calculate the decay on bandwith of a Wifi related to the streght signal? For example, I know that I can theoretically expect 54Mbps of a 802.11g at 100%, ...