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

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AirPort Extreme Refusing Internet Connection to Windows Clients

I have an AirPort Extreme (3rd generation) acting as the router in the house. Unlike the Actiontec router that it replaced, Windows 7 (but not XP) computers connected to the LAN in various ways, ...
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0answers
26 views

ssh without Safari streaming: “Write failed: Broken pipe”

I use the standard ssh binary on OS X 10.9 on a mid-2013 MacBook Air 11". It looks like OS X goes into some kind of sleep mode all the time, and when I wake it up a dozen of minutes afterwards, I ...
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1answer
32 views

How to choose which connection to use for SSH

I have an ethernet connection which is restricted for a lot of ports (the most annyoing is port 22 -ssh- ). I now have a Wifi connection which is unrestricted. I want to tell to my mac, each time i ...
3
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1answer
54 views

MacBook cannot connect to non-SSL websites

I have the late 2013 MBP 15″ with Retina and recently I've been unable to connect to websites not using SSL with either Firefox or Safari. This includes other applications that use HTTP such as the ...
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0answers
32 views

How to share my ethernet connection via WiFi reliably?

I have setup my macbook running latest Mavericks to be a WiFi hotspot but it is very very flaky. just I need to turn it off/on multiple times to get it working. and now it's not working at all. ...
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6answers
6k views

Start/stop internet sharing from a script?

Is there a way to start/stop internet sharing from the command line or maybe an apple script? The thing is that I move around my laptop between home and work. At one place I get wireless internet ...
1
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1answer
997 views

How to use 2009-era Airport Extreme in Bridge Mode Wifi

I have a 2009-era Airport Extreme that used to provide routing and WiFi for our cablemodem. Time Warner updated our cablemodem to a DG860, which comes with its own built-in WiFi. I'd like to ...
1
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1answer
402 views

Browsers won't load pages other than Google and Gmail

I have a MacBook with OS X 10.6.8 and I am getting "no data received" on Google Chrome, "the connection was reset" on Firefox and "cant open the page" on Safari. Google search engine works on Chrome ...
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1answer
93 views

Pool Multiple Hard Drives in ONE Network Share

I've researched for a few days now and could not get any result. Maybe there is a good Tipp for Mac I have overseen. What I want to do (in a nutshell) is to create a Virtual Folder, that contains all ...
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2answers
45 views

working on a remote Mac

How can I log on remotely from my Macbook Pro to a friend's iMac so as to share her screen, and help her fix things when she has problems? My own knowledge is not very profound, so please bear that in ...
14
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5answers
173k views

How do I know the IP addresses of other computers in my network?

Say that I have two computers connected to the same network. I know that from computer1 and file sharing enabled I can snoop around inside computer2. But say that there is something interesting on ...
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3answers
27k views

How to find devices on my local network through their IP address

I have a local network powered by a Time Capsule, and connected to 4 or 5 macs. There are other devices on the network too. (Printers, IP Cameras, etc). Is there a way to list the devices on the local ...
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1answer
316 views

How can I figure out why my Apple TV drops connection when using AirPlay

Hi – I have a really frustrating issue with my Apple TV(s). I have two of them, and several iOS devices, and this issue exists for all combinations. The issue: I'll be streaming something in Safari, ...
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1answer
996 views

Airport Extreme 802.11ac Can't See USB HDD

Hardware: Airport Extreme 802.11ac Transcend StoreJet 250GB HDD Belkin 4-port, powered USB hub Configuration: HDD formatted as MS-DOS (FAT32) via Disk Utility HDD connected to USB hub Airport ...
0
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1answer
97 views

Multiple macs self-assigned IP on ethernet (wifi okay though)

I have a small CAT-6 ethernet network featuring a Cisco 18-port switch and an Asus router acting as DHCP server. Various devices connected to the switch (e.g. printer, NAS) connect to the DHCP server ...
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5answers
20k views

bandwidth shaper or bandwidth controller App for Mac OS X

I'm looking for a bandwidth/packet throttle/shaper program with the following features: Similar to Windows-based Netlimiter. GUI based and not terminal or command line. Shows list of all ...
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0answers
15 views

Lync and automatic reconnect

I am using Microsoft Lync (14.0.8) with Mavericks (10.9.3) on a laptop. When my IP address changes Lync does not reconnect automatically. From time to time I see a big red X icon in the dock but in ...
3
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1answer
3k views

Workaround for Mavericks Bluetooth/Wi-Fi interference?

I have this problem: I normally have Bluetooth enabled so I can make use of my speaker system and Magic Trackpad on my mid-2012 11" MacBook Air (2.0 GHz i7, 8GB). However, when it's enabled, Wi-Fi ...
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2answers
76 views

iPhone Wi-Fi could not connect

I was just using my iPhone when it suddenly disconnected from Wifi. I went into the Settings app, I tapped on "Wi-Fi" and it froze there (only the app was frozen, I could still close it). So I closed ...
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0answers
23 views

Accessing virtualbox host system

I have VirtualBox installed on my Mac (MacOSX 10.9.3). I have downloaded a CentOS appliance. Virtual machine networking is configured as "Bridged" but the guest operating system does not receive IP ...
3
votes
4answers
3k views

Why is Safari ignoring my /etc/hosts file?

I added some domains to block (127.0.0.1 mydomain.com) to my /etc/hosts file and for some reason, Safari seems to be ignoring them. I have tried disabling Safari extensions, clearing the cache (sudo ...
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3answers
3k views

How can I use Terminal to monitor a network interfaces total traffic in Mb

I would like to use the terminal to monitor the network traffic on a given interface, with a view to providing alerts when certain cumulative totals have been exceeded. The script needs to gain ...
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0answers
25 views

When I tether a MacBook Pro to an iPhone/iPad, how can I restrict what apps use it?

I want to prevent Dropbox, Skydrive/OneDrive, and Google drive from syncing (for example) when my laptop is connected to my phone. In other words I'd only like to sync email, use VPN, and permit ...
2
votes
1answer
13 views

How to stop assignment of numbers to hostnames?

My devices, including airport stations, keep being assigned a number following their name (i.e. "ATV (3)"). I was hoping Mavericks would fix it but it did not. Is this fixable, please?
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2answers
445 views

How to find specific IP address within LAN?

With the setup I used to have I was able to control the home-domotica system via the wireless network of the time-capsule (app iPhone). 10.0.1.152 However today I had to move the time-capsule to ...
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0answers
17 views

How to forward domain.tld:80 to localhost with port (localhost:xxxx) across ssh via `pfctl`?

I have a remote server port piped to my localhost through such that I can hit localhost:18080 (for example) to visit the remote server through a gateway (in my case to skip around a workstation VPN). ...
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0answers
32 views

Set DSCP/TOS IPv4 header for certain packets

I'm trying to set the value of the DSCP/TOS field for certain outgoing packets (for example all ACK packets) for all applications. I've looked through the pfctl/pfconf.org and ipfw docs/manpages but ...
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0answers
51 views

Launchd Multicast Socket Listener

I'm not sure if I've just missed some documentation or not, but I'm having a hard time figuring out how to set up a launchd agent that can be triggered whenever a datagram is received within a ...
0
votes
2answers
469 views

The operation can’t be completed because the original item for “Foo” can’t be found

I have a little NAS at home which makes some volumes available through AFP. This all worked great. Until I shut it down for a while and reconnected it recently. I can see the device on the network ...
1
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0answers
10 views

Clone a NetBoot Drive

I am in a small pickle. Basically, I have a netboot server (I think, when you press option at startup, drives with small globes appear) but I cannot access it locally, and I need to clone it to a ...
3
votes
3answers
5k views

Where is the MAC address of my Thunderbolt to Ethernet adapter?

I have a Thunderbolt to Ethernet adapter for a Macbook Air and I need to assign a static IP address to it. I assume the MAC address is embedded in a given adapter... and by convention I would assume ...
2
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2answers
54 views

Wifi: not configured

I was removing a wifi network and after removing it, my wifi icon is blank, showing a cross over it, while i hover over it which says Not Configured, I googled the problem but didn't find any solution ...
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1answer
101 views

Since the newest Airport Extreme routers don't support SNMP, how can I monitor bandwidth usage on my network?

I am currently using about 600gb a month and Comcast is about to start charging me for anything over 300gb. I need to find out which devices are using the most bandwidth so I can get it under control. ...
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0answers
31 views

Compatibility of Time Capsule with Windows, Mac and Linux

My question is about Time Capsule. I would like to use my Time Capsule as bridge for Internet and create a domestic network. The purpose is to access my documents (stored on my TC) from my ...
0
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1answer
37 views

Macbook connects to modem, internet works, but modem -> router, no internet

I'm running a netgear modem CG3000D, and have been able to access internet without problems. However my speeds on the internet were slow for gaming and extensive usage, so I purchased a netgear R6250 ...
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1answer
102 views

Using VPN and Wifi at the same time

I have a VPN to connect to my school's IT department (I volunteer with them), but I am having a problem. I have added the VPN to the Network Interface list in System Preferences, and can connect just ...
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0answers
18 views

No App / Itunes store - ocspd connecting to a nonexistent IP address

Recently I have been unable to connect to the App Store and iTunes store - it just shows a blank page after a delay of trying to access. I did some checking and did an "lsof -i" from the root console ...
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vote
1answer
1k views

Internet Sharing not working with my BeagleBone Black

Running Mavericks on a 15" MBP. I have a BeagleBone Black running Debian Wheezy. I have connected the two with an ethernet cable. I have a working wifi connection from the MBP. So I turn on Internet ...
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votes
3answers
6k views

Why is my host name wrong at the Terminal prompt when connected to a public WiFi network?

For three days straight, I have connected to the public WiFi network at my local library. Each day, I have seen a different prompt in Terminal. Here are some of the prompts I've seen: zp-pc:~ ...
0
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1answer
2k views

How do I remotely control my iPhone from my MacBook with no wifi or AC power available (so no router)?

I'm connecting my MacBook successfully over my home wifi network via VNC (using Mac OS X's /System/Library/CoreServices/Screen Sharing.app) to my jailbroken iPhone 5, which is running Veency. Now, in ...
30
votes
3answers
16k views

How does the Mac choose which connection to use when both Wifi and Ethernet are connected?

When I'm connected to two networks with separate routers using Wifi and Ethernet, how does my Mac know what connection to use when I visit a website?
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1answer
61 views

Set Static IP Reservations on AirPort Extreme

I am new to this, but I set up a little server for something up on a laptop connected to the Ethernet of the airport express. I had the server down for a few months and when I plugged it back in, I ...
0
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1answer
62 views

Internet sharing via WiFi won't work (BSS stopping)

I'm trying to start internet sharing on my mac mini (share ethernet to wifi). Until a few days ago, it worked fine, and suddenly stopped working. I'm pretty sure my "graphical" config is fine (with ...
1
vote
2answers
33 views

How can I list only interface name and assigned IP with ifconfig in terminal

Is there a way using only ifconfig to list only network interface names and their assigned IPs? I am aware that I can do ifconfig | grep inet but this does not include the interface name (en0, en1 ...
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vote
1answer
51 views

Interstitial screen/marketing layer on Airport guest wifi

Is there a way I can add an interstitial screen when a user first logs in to my Airport Extreme's guest network whereby I can make a marketing ask (like, "Like us on Facebook!") and require them to ...
1
vote
2answers
273 views

iPhone not connecting to 3G after losing wifi connection

Everytime I am connected to wifi, then lose the connection (e.g. by leaving the house), the 3G on my iphone 4s refuses to work. I have to turn my phone off and on in order to get 3G again, and then I ...
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vote
5answers
446 views

opening an app in a shell script with sudo

I'm trying to open an app that listens to port 25 within a shell script. In order to listen to port 25, I need to run the app with sudo. So I tried the following: sudo open appThatNeedsPort25 It ...
1
vote
1answer
74 views

Fast screen sharing

Ok, so, I want to buy a Mac Mini with OS X server. I want to run it without any monitor, or keyboards, or mouse. Now, I want to control it remotely from my MacBook via Screen Sharing. Since I have ...
3
votes
1answer
2k views

Google on my iOS devices is stuck in a different region than I live in

For some reason, my browser always defaults to New Zealand. I've reset my location in the Store and in the settings, but it always pulls up google.co.nz when doing a search and the default map centers ...
2
votes
1answer
67 views

Disable Airplay on Mac because of too many Airplay devices

I'd like to find a solution to my problem. I recently moved to a dorm of around 1100 students, and each one of these students has a mediabox that is also an Airplay device. Because of this, the ...