Questions about configuring, troubleshooting or using connections that one device uses to talk to another.

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How can I instruct my Mac to avoid selecting my neighbor's wifi network? [duplicate]

I have a variation on the problem of connecting to the wrong network at home. Upon waking from sleep, my MBA running OS X 10.11.5 has begun connecting to my neighbor's network, which is not password ...
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2answers
24 views

“XfinityWifi” and “PublicWifi” are being added to my list of networks without my knowledge or consent

(OS/X El Capitan ... MacBook Pro) From time to time, when I go to *System Preferences...Network...WiFi...Advanced," I find that two network-names have been added to the list without my knowledge or ...
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0answers
11 views

Bandwidth limiting on Mac [duplicate]

Is there any way on Mac to go into 'Low Bandwidth' mode? One of the most annoying things is when I'm traveling and have a cap on my internet usage. I have to turn off Photostream, turn off the ...
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7 views

Personal Hotspot - Mac connects only if other Mac already Connected

I want to share mobile internet from iPad via "Personal Hotspot". I have two Macs: an old Macbook pro (2009) and not-so-old Macbook Air (2013 edition). I have made the following observations: ...
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1answer
19 views

How to connect OS X Yosemite to a window based SSTP VPN?

I am trying to connect to a window based SSTP VPN network. I am using OS X Yosemite, I was wondering if there is any solution that can allow me to connect to a SSTP based VPN. For the record, I have ...
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1answer
20 views

How can I connect to the internet by sim card?

I have a ipad mini 2 and I can connect to the internet via WiFi as well. My ipad is cellular model and I've putted a sim card in it. But when I turn off the wifi, the internet will be die and I cannot ...
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0answers
7 views

Share Internet with proxy to other devices without proxy

I could not phrase a proper one-line question to describe what I want properly :( I have an iMac connected to my work wired network and I have to configure proxy in order to use Interent from my iMac....
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43 views

Why do I get Permission Denied when I run the whois command

I can't seem to be able to run the whois command in my terminal. (Mac OS El Capitan) There's no firewall setup and this is what the command and its' response look like: shell> whois google.com ...
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0answers
9 views

Macbook Ethernet DHCP Server without a network connection?

I have the need to log in to my raspberry pi through an ethernet cable direct through my MacBook Pro. When I turn internet sharing on through WiFi, I am able to scan for the pi IP address and then ...
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1answer
31 views

How does OS X connect to other computers on the LAN?

I am behind a router, with some windows users, and I noticed that their computers show up in my finder, under shared. I never closely examined this feature, but today I decided to connect as my user ...
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0answers
14 views

Scripting the Disabling of Network Logins Mac OS X

I am attempting to add the ability disable the network login ability on our Macs (running 10.10.5) to my post-image script. That’s System Preferences --> Users & Groups --> Login Options --> ...
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1answer
20 views

iMac causes WiFi interference / outage

I have an Apple Airport Extreme WiFi router and three wireless clients (iPhone, MacBook Pro & iMac). The iPhone and a MacBook Pro are connected to the WiFi network and everything works fine. As ...
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3answers
31 views

Macbook Air ignores our strong cable signal and tries to connect to other sources

We have a Virgin Media cable provider and most of our neighbours are Sky or BT. All available networks appear in the drop-down on the top menu and indicate if they are secure or not. Ours is the ...
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0answers
20 views

Mac Mini Office Network Setup

I am setting up a 1TB Mac Mini server running OS X 11 and the latest OS X Server app in my office and have a few questions. This server will serve as a remote Xcode build machine for a small handful ...
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0answers
31 views

Resolving host…: Internet doesn't work (Chrome and Safari)

My MacBook sometimes can't connect to the internet. Chrome displays "Resolving host" but a web page doesn't appear. Safari also doesn't work. Interestingly, sometimes Google seems to work as the only ...
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0answers
20 views
+50

WiFi Certificates Accidentally Deleted

I accidentally deleted some certificates from the Keychain Access application and I think they were somehow related to WiFi networks. Now everytime I try to join a network that uses PEAP ...
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0answers
14 views

I'm trying to automate connecting to a user account server after a NetInstall using Automator

In automating the deployment process for a Mac laboratory I have been unsuccessful in linking to a user account server post install. I have to do it by hand which adds lots of time to deployment. I'...
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1answer
21 views

How to make MBP use USB Ethernet first and when disconnected, use WI-FI?

The Wi-Fi where I work is spotty at times and spotty in certain locations (like where my cube is :-( ). I won't get into why it's still like this after months of complaining but I want to use the ...
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1answer
30 views

Power Line Adapter (PLA) network reducing Macbook Pro's battery life

I am not sure anyone has had same experience as I have. Recently bought a retina MacBook Pro and of course I was looking forward to enjoying the 10 hours of battery life that was promised. 2 months ...
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1answer
34 views

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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1answer
30 views

How does the DHCP server choose the address range for each client?

I've set up El Capitan Server to host DHCP for my network. I've got two DHCP address ranges. The server admin interface doesn't suggest anything about how these ranges are used, and neither does the ...
1
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1answer
17 views

Possible to give Airport wifi extender a custom wifi name?

I have two recent Airport Extremes and a Netgear router (with wifi turned off). I'd like to connect one of the Airports to the Netgear via ethernet, and have that Airport provide a wifi network called ...
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1answer
28 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 ...
0
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1answer
12 views

Network TimeMachine backup errors - System keychain problem?

I've been using Time Machine to backup my MacBook Pro to my local OS X Server for years, but I recently started getting errors when attempting to backup. When running either an automatic or manual ...
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0answers
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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0answers
14 views

Time Capsule Extreme Proper network routing

It's time for some professional help. I love my Time Capsule Extreme, since retiring my ancient Linksys routers and setting it up as my network's Wifi Broadcast point, all the things that used to ...
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1answer
40 views

Wifi, DNS problem on MacBook Pro retina

On a Macbook Pro retina 13 2014 with El Capitan 10.11.5 I can't access websites through their domain name (google.com, bing.com, etc). I can access the internet with Google Chrome, but with others ...
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1answer
56 views

12-inch MacBook & Ethernet

I am trying to configure the network on my 12-inch MacBook. I have the following manual: But there is no Ethernet in the list. I tried to import it from my old computer, but it output the ...
3
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0answers
52 views

Constant wifi drops on El Capitan

I use a 2015 Retina MBP (13inch) and have been experiencing wifi disconnections since I have upgraded to El Capitan. I am now using 10.11.5 and the problem remains. I am experiencing wifi dropouts on ...
0
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1answer
11 views

How to find the process listening to the localhost on OSX?

In my Mac(10.11.5), I find a strange php server is listening to my localhost: $ curl -i localhost HTTP/1.1 200 OK Date: Mon, 11 Jul 2016 10:05:11 GMT Server: Apache/2.4.18 (Unix) PHP/5.6.23 Content-...
0
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1answer
19 views

Little Snitch: Does restricting address/port for an application disable future connection prompts?

I have downloaded the trial version of Little Snitch. After install, when I am prompted with connection requests, I have the option to allow or deny the connection via "Any Connection" or "Only" a ...
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1answer
20 views

How to access virtual machine website in iMac?

I have installed Windows Server 2012 in VirtualBox inside iMac. Now I need to access the website created in VirtualBox in iMac. can any one guide me please?
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1answer
18 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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0answers
32 views

Filter by group with pfctl

I'm using this example on 10.10.5 but I can't get my packets filtered correctly using pfctl: dummynet out proto { tcp,udp } all group throttle pipe 1 Based on the man pfctl (see here): group &...
1
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1answer
25 views

Network folder in finder sidebar disappears

I have added a couple of network folders to the OS X finder sidebar as a shortcut. This is working great as long as I don't shutdown or restart the system. Once the system has been restarted they are ...
0
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1answer
45 views

netsh equivalent in OSX

In Windows, I enjoy the ability to toggle the "LAN" NIC between a known static IP and DHCP from the command line interface (CLI) via .bat files: netsh interface ip set address name="LAN" static 192....
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0answers
8 views

USB network connection refuses to work after waking from sleep

I use a USB LAN adapter to connect to my network. If I put the machine to sleep, the connection can't be re-established unless I reboot. System preferences shows the cable is unplugged. I've tried ...
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0answers
9 views

Access HDD connected to Time Capsule from another AP on the LAN

I have the following setup: Basically: Internet is hooked up to the Time Capsule; USB HDD is hooked up to the Time Capsule; Linksys Router is hooked up to Time Capsule by cable; Everything works ...
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0answers
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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0answers
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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0answers
13 views

Network and general process priority of apps running in background?

Clarification: When I mean background, I did not mean head-less process or background tasks, I meant normal apps (like browser or terminal) with the UI not in the immediate foreground. I feel like ...
0
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0answers
15 views

How secure is apple remote desktop can it be accessed over the internet without a vpn to the local network

If you setup sharing on a computer to allow apple remote desktop is there a danger someone would be able to login and control your computer ? Or can you only connect if you are on the same local ...
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0answers
41 views

Setting Up IPv6 on El Capitan

I have a VM Apple Server that runs on ESXi box in OVH DC. Since OVH offers IPv6 I would like to use it also on OS X. I already use IPv6 on Windows and Linux machines. However I could not manage to ...
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0answers
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 ...
3
votes
3answers
89 views

El Capitan froze and rebooted (Macbook Pro Retina Mid 2012)

2.3 Ghz Intel Core i7 8GB DDR3: Was running NetAdmin Pro which is monitoring my office LAN, processors consumption was at ~15 - 20%. Simultaneously I ran WiFI Explorer, 3.7% no more than 5% CPU ...
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0answers
12 views

What processes are involved with maintaining the network?

I'm currently (and have been for over a year) suffering with having both a Virgin Media "Super"Hub and a MacBook, which for me and many others like me means that after a while of being on my internet ...
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0answers
13 views

Problem with configuring pfctl

I am trying to set up banner checking in MASSCAN. Link to GitHub page The problem is that MASSCAN contains its own TCP/IP stack separate from the system you run it on. I need to firewall the port ...
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0answers
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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0answers
27 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 ...
1
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1answer
70 views

Only HTTPS websites working otherwise I receive ERR_CONNECTION_REFUSED [duplicate]

I am facing annoying problem of only HTTPS websites working on my Mac (in all browsers). I can only visit Google, YouTube, Facebook, Yahoo etc. So far, I tried following: Websites shows error of: ...