Wireless local area networking, also known as "Wireless Internet"; stands for "WIreless FIdelity"

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locat hostname is already in use on this network?

When I turned my computer on this morning this is the message I received: This computer's local hostname "----Macbook-pro.local" is already in use on this network. The name has been changed to "------...
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23 views

Able to join captive WiFi network, but not connect to internet

I know there are similar questions on the site, but I'm not quite seeing an answer that works for my network. I work in a hospital, and we have a guest network that uses a captive portal forcing the ...
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12 views

Unreasonably high ping on Mac

Here's my hardware setup : ADSL Line in --> TP-Link TD-8840T Modem --[LAN Cable]--> TP-Link TL-WR1043ND Router. I'm connected to the TL-WR1043ND via WiFi, and here are my pings : Ping to ...
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13 views

Certificate fingerprint in iOS

When I connect to a particular Wi-Fi network, it asks me to accept a certificate. I can check the certificate details, such as signatures and so on, but not the fingerprint. I'm fairly certain the ...
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17 views

My iPhone keeps telling me my cellular data is off?

I have an iPhone 6 and I haven't used cellular data, only Wi-Fi. And every night, only at night while I'm browsing, that tab or whatever it is called keeps popping up and saying that my cellular data ...
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17 views

Parallels desktop virtual machines cannot communicate when Mac has no network connection

I have two virtual machines running on Parallels desktop (v11 if that makes a difference). They are operating in Shared network mode. When I have a wireless or Bluetooth network connection they can ...
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35 views

How to get Mac to give Ethernet connection priority? [duplicate]

I have the following issues / question. I use WIFI and Ethernet through each other like most people probably. Certain things like ripping a blu ray I want to do through the Ethernet connection so ...
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27 views

Can I use two Airport Express routers to extend an Airport Extreme network?

I have an airport extreme as my main WIFI router and I have an Airport Express downstairs which is set to extend the network and it works flawlessly. I recently also got a second Airport Express to ...
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19 views

set transparent proxy for java socket server

I developed software of captive portal, to redirect traffic of D-Link Router to my server port 8082 I had set iptables commands: sudo iptables -A PREROUTING -t nat -i eth1 -p tcp -m multiport --...
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15 views

Why doesn't my wifi on/off switcher shortcut work?

So i went on Automator, selected Service, and changed service receives selected to "no output". Then i dragged in Run Shell Script, and in the box i put in this code, which turns the wifi on/off, ...
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9 views

Do Airport Base Station Timed Access Controls Apply to Clients of a Guest Network?

Suppose a network administrator set up timed access controls and then later went back and set up a guest network. Would clients of this newer guest network with relevant IP addresses then still be ...
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30 views

How to create Wifi hotspot on OS X 10.11.5 and share Internet Connection from another Wifi network?

I want to connect to wifi network A, create hotspot wifi network B and share internet from A to B. I did it on Windows using mHotspot utility before. But how to do it on OS X?
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22 views

Home wifi network connectivity problems

I live in a large shared house, with BT Business broadband which is then split/repeated into 3 networks across the house. I used to have no problem connecting to the main network (which is nearest my ...
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25 views

Wifi stays connected but I lose internet connection everytime mac sleeps.

I have a macbookpro and when I leave it for a while it sleeps. As soon as I wake it up, the wifi is still connected properly but I get no internet connection. I have to turn off/on the wifi port in ...
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14 views

Sync music between iPhone and macbook via wifi

I enabled WiFi music syncing in iTunes: According to this, I should be able to sync stuff being connected to the same router. I followed these steps. When the computer and the iOS device ...
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15 views

WiFi network issues on El Capitan

I know similar questions have been asked quite a few times, but my problem seems to be subtly different and I'm really hoping there is a different answer. I've got a work MBP running El Capitan. When ...
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12 views

Dynamic list of unknown shared computers appearing on wired computer

I recently setup an old Macbook Pro with OS X Server (El Capitan) and via ethernet connected it to my Airport Extreme. My network is secured with WPA2 personal and a diceware-generated password that ...
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34 views

SSH enable to connect

I will try to describe the situation as explicitly as possible. I have a macbook pro that i set up at home with a fiber wifi connection with a remote access : ssh User@123.123.0.12 (for example) in ...
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16 views

Stop certain iOS apps from accessing the internet [duplicate]

I'm trying to block certain applications on my iPhone from accessing the internet. I can see from Charles Proxy that the apps are connecting to the internet from my iPhone without me knowing. I know ...
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62 views

No Connection while shown as full signal strength

My Macbook Pro Early 2011 won't get a working internet connection with this network. However all other connections from this Mac to other networks are working. All other devices in my house (multiple ...
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22 views

Can't create hotspot using “Create Network…”

I want to create an access point using MacBook and investigate the traffic with Wireshark. But when I create it using "Create Network..." none of my devices such as an android phone see this access ...
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1answer
41 views

Can I use my hotspot on my phone for Airplay?

I have an iPhone 5S and I am looking for a way to mirror my screen to the TV. I was wondering if I could use the hotspot on the phone to connect my PC (on the TV) and the iPhone, to airplay to the PC, ...
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7 views

*application name* can't verify the identity of the server “*server address*”

I tried multiple methods such as using time and trying to delete the verisign certificates (got the error UNIX[Operation not permitted]. Thanks
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77 views

El Capitan WiFi Connection Drops Continuously

I have MBP Late 2013 and El Capitan 10.11.4 installed. But i have got a serious WiFi Connection dropping problem for a while. It is quite irritating as you may guess. I couldn't find any clue why ...
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11 views

My ipod touch 5th generation cannot find any networks

I have an iPod that CANNOT connect to ANY wifi networks. It wont show any networks to choose from. I used to be able to see my neighbors networks and mine but everything is gone. I went to iRepair in ...
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59 views

AirPort Express and ssh

So, I've been trying to understand networks a little better and I'm playing around with ssh. I've learned how to set up port forwarding from my AirPort Express directly to my computer, but I am ...
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40 views

Can the Xcode7/iOS9 'sideload' of apps work over wifi, or does it absolutely require a USB connection?

It's nice that Xcode 7 can 'sideload' home-built apps to iOS devices without the prior provision-profile/app-store complexity. But, all guides I've found imply a USB connection is necessary. Is there ...
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62 views

MacBook Pro: No hardware installed

I recently asked the following question: Macbook Pro Wifi: No hardware installed The answer made my Wi-Fi work for a day before the same error occurred, now it is permanent. I don't think it is an ...
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21 views

Can your devices auto connect to your iOS hotspot without opening the settings/hotspot screen?

My car (VW Passat 2016) relies on a hotspot from a smartphone to have internet for all it's internet services (like traffic info). After enabling hotspot on my iPhone (iOS 9.3) my car can connect and ...
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20 views

Network priority is not being observed—how to fix?

I have my home network listed as highest priority in my list of Wifi networks, and my Karma Go (like a Mifi) listed way down the list, and yet I very frequently discover that I'm using my Karma Go ...
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12 views

How can I put a Realtek wifi adapter in monitor mode?

I have an ALFA awus036nhr wifi adapter and can use it in monitor mode in Linux but I can't use airmon-ng in OS X even though I have airocrack-ng installed, and running tcpdump -Ii en6 returns: ...
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49 views

Local LAN network does not connect after turning off wireless in Yosemite 10.10.5

The title says it: if I disconnect my Wifi the network does not come up on the cable LAN, unless if I reboot the system. Any fix for this, or workaround? Update 1: I get this data on my local LAN ...
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118 views

WiFi slow down drastically when iPhone 6s connected

Good day everyone.. (not good for me obviously) I have questions about my iPhone 6s (iOS 9.3.2) connecting to my TP-Link Router (Model No. TL-WR740N / TL-WR740ND) and its performance. Whenever I ...
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13 views

How to implement a large Aiport Express network

I have set up quite a few (simple) Airport networks in my life. Well, setup might not be the right wording; attaching a couple of Airport Expresses into the power, launch Airport Utility and go. Now ...
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28 views

Netgear N300 (C3000) drops Wi-Fi connection with Macbook Pro

I purchased a new Netgear N300 Wi-Fi DOCSIS 3.0 Cable Modem Router (C3000). It is a cable modem with Wi-Fi. The Wi-Fi connection works fine on all my mobile devices like iPhone, iPad except for my ...
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42 views

I don't get proper internet speed on mac

I don't get proper internet speed on my macbook pro mid 2015 model. My ISP have one FTP server where I get on average 5 to 6 MB/s speed and internet speed about 300 KB/s in other website on my other ...
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28 views

Wifi connection often takes priority over Ethernet [duplicate]

I'm using an Apple Thunderbolt Display for network Ethernet connection of my MBPr 15 and I often experience something that is very odd. Ethernet has top priority on my network list (i.e. it's not ...
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11 views

network - Internet connectivity drops intermittently on El Capitan [duplicate]

I have exactly the issues outlined in these two posts - has anyone got any solutions to this kind of issue? Internet connectivity drops intermittently on El Capitan https://discussions.apple.com/...
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23 views

Is there a limit on remembered Wi-Fi networks?

Is there a limit to the number of Wi-Fi networks I can save on my iPhone? I travel a lot for work and want to save the Wi-Fi networks from all of those locations (over 100), so it automatically ...
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38 views

How can I diagnose what is interfering with my Wifi signal?

I have a mysterious process on my Macbook pro which I can't isolate which comes around every 5 seconds and interferes with my connectivity. My ping history looks like this: 4 bytes from 216.58....
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46 views

Macbook bad internet connection WIFI

I rented a room in a shared house (we are in 5). What I've noticed is from my room the internet connection is really bad (sometimes it doesn't even load the google homepage). My guess is not that the ...
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40 views

Why Macbook Wifi Unstable?

I have Macbook Air 2013-mid. It has been in repair now 3 times. Two new SSDs and one new motherboard. Its Wifi does not connect often. After restart, Wifi comes back. I also get little electric ...
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29 views

Only allow DHCP for Thunderbolt Ethernet After WiFi Connection is Authorized

My company uses MAC address to assign IP over DHCP. We also have a bunch of MacBook Pro paired with Thunderbolt. For security concerns, we are disabling IP assignment for Thunderbolt Display as any "...
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42 views

How to connect an internal network to a captive portal

I live on a boat traveling around Europe. I'm using an Engenius ENS202EXT to search for public networks. The Engenius has the IP number 176.16.10.5. It is configured as a client router and I can see ...
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1answer
18 views

Reverse SSH tunnel daemon

I own a Macintosh laptop (10.11.2) that I would like to create a permanent reverse SSH tunnel. This way, when I switch network, or the computer is stolen, I can remotely SSH into the device ...
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2answers
171 views

OS X El Capitan: Connected to Wi-Fi network or Personal Hotspot but won't connect to the internet

I recently updated to El Capitan. But now when connection is established with my college's Wi-Fi network I am unable to use internet. Same goes for Personal Hotspots. Everything was working fine in ...
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30 views

How much difference is made on battery life when keeping mobile data switched on along with WiFi?

What if I turn on Mobile Data whole day along with WiFi? In this way, How much more battery is going to be used up? I have WiFi connection at my home.. But sometimes it stops working.. And it's ...
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46 views

iPad keeps dropping WiFi?

I have an iPad 3 running iOS 9.3.1. Now since a day or something I have been facing a problem. I should say that I don't use my router for internet, just for LAN(mostly streaming vids from my PC to ...
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36 views

Time Capsule and “Back to my mac” with iCloud

Im really confused about TC and Back to my mac function on my MacBook Pro so here is what i have done so far: I have a Netgear router in one end of the house, and i have my TC on the other end of ...
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41 views

How to show a notification when you go online/offline?

I want to get a growl notification any time my internet connection changes state - for instance, when wifi comes online, wifi goes offline, or when I switch from wifi to wired. I would love it if ...