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

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3
votes
2answers
757 views

Iphone 3G shows 'no service' eversince I came back from Malaysia

I'm using Iphone 3g for a year exactly and have no problems at all until recently I went to Malaysia. it says 'no service' where the carrier name supposed to be. so I assume its because since I'm out ...
3
votes
1answer
249 views

MacPro - Can the two network interfaces be assigned to?

Is it possible to control which applications/processes use which network card? So, for example, I could assign different things to different interfaces? Also, is this possible for the different types ...
3
votes
6answers
7k views

How do I kill the “server connections interrupted” window/process?

When my MacBook wakes up, away from a network it was previously connected to, it shows the "server connections interrupted" window. When I click "disconnect all", I get a spinning beach ball of death. ...
3
votes
1answer
707 views

How can I restrict Mac sharing services to a specific network/adapter?

I want is to set up a Mac to connect to multiple networks. So far, so good. However, I only want to grant AFP access to users on ONE of the networks, but not the other. How can I accomplish this on ...
3
votes
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 ...
3
votes
1answer
57 views

How to make MacBook automatically connect to different wifi networks as desired?

My main router is located in the living room and creates a wifi hotspot, call it X. I've created an additional wifi hotspot in my bedroom, call it Y, using two powerline adaptors. How do I make my ...
3
votes
1answer
261 views

If I connect an Ethernet cable, will my Mac automatically select the fastest route for local network traffic?

Background I have a fairly robust network setup at home, but am a little unclear on internal Mac networking. My LAN consists of two bridged AirPort Extremes and a cable modem. Everything is connected ...
3
votes
1answer
210 views

Tool to monitor home network traffic & stats?

I have a home network with several users, using both LAN & Wifi. I have a Billion 7800N router which is also my ADSl2 modem. Is there a tool or something I can use that monitors all traffic going ...
3
votes
1answer
79 views

Location-aware hostname resolution

Here is my situation: I am running Tunnelblick on my MacBook (running Mavericks) to connect to my own VPN, which comprises several machines, both at home and at remote locations. I can of course use ...
3
votes
1answer
146 views

How to see VPN connection statistics?

I live in China, which requires me to use several VPN's to access the outside web. Occasionally, some VPN's are either totally blocked or suffer from high packet loss. In Windows, it is easy to see ...
3
votes
6answers
3k views

Is there an app available from the App Store (iOS) to find out the LAN speed?

I'm trying to see if it would be worthwhile to upgrade my PC computer to a 5 GHz wireless adapter. The only device I own that is capable of using the 5 GHz band is my iPad. So, I'm trying to see if ...
3
votes
1answer
294 views

Mac Mini Server running Mountain Lion (10.8.2) is freezing during boot (last line: IPv6 packet filtering initialized)

Starting in verbose mode (Cmd+V), the last line I see on the console is: IPv6 packet filtering initialized, default to accept, logging disabled This happens regardless of having an ethernet cable ...
3
votes
1answer
742 views

How to enable USB android tethering on OS X Mountain Lion without using Easy-Tether (Lite)

I can tether fine to Windows 7, but on my Mac OS X Mountain Lion, it does not recognize the USB network. I can install Easy-Tether (Lite) but that comes with some restrictions (e.g. no secure web ...
3
votes
2answers
743 views

Disable network drive unmounting

I've got a pretty specific need - to disable unmounting a network drive through the regular Finder eject function (accessed either by right-clicking the mounted drive on the desktop, or clicking the ...
3
votes
1answer
139 views

Nike+ FuelBand (Pedometer) with local analysis software - no personal data in cloud

I want to buy the Nike+ FuelBand, but don't want my information to be in the cloud. Extracted from Wikipedia: In addition to tracking personal workout statistics, the Nike+ integrates directly ...
3
votes
2answers
607 views

How would I prepend 127.0.0.1 as a nameserver all the time

I do web development and I would like to have dnsmasq running and handing my local dns requests. However I work in a lot of different networking scenarios and I need to DHCP updating my networking ...
3
votes
1answer
7k views

How do I find the IP addresses assigned to devices connected via Internet Sharing on Snow Leopard? [duplicate]

Possible Duplicate: Show Active Connections to “Internet Sharing” Using the following scenario as an example: I have a Macbook Pro connected to my LAN via its Airport. I enabled Internet ...
3
votes
1answer
2k views

How to determine what process has opened a network connection?

Whereas on Windows it's possible to use Netstat -b, which tells you what connections are open and what program has each one open, on the Mac it seems that Netstat does not allow this. Is there ...
3
votes
1answer
639 views

Little snitch and different network profiles

Is there any way to have different "little snitch" rules set for different networking profiles ? like for HOME one rule list for WORK another etc ...
3
votes
3answers
2k views

Connect to network says “Connection failed” but it actually isn't

On most occasions, when I try to connect to a new wi-fi network, after I enter the password and click "Connect" the connection dialog says "Connection failed" after a little pause, but in fact the ...
3
votes
1answer
6k views

What is the connector used by the MBA's SATA drive?

I wonder what kind of connector is used in the latest MacBook Air for the SATA drive. SATA Express? When I first saw the gumstick SSD drive I thought it was using a SATA Express connector. But when ...
3
votes
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 ...
3
votes
3answers
345 views

Only seeing ONE of two external HD's plugged into Apple Airport Extreme

Here is the scenario: I have TWO External TB drives. They are both plugged into a Powered USB Hub. That Powered USB Hub is plugged into the back of my Airport Extreme. I can only see one. They have ...
3
votes
2answers
1k views

How can I set up multihoming?

I am running Mac OS X Server 10.6 on my iMac and I am wondering how to multihome a Mac. I know it's possible to accomplish this by using both Wi-fi and Ethernet, but I just want to use Ethernet. Any ...
3
votes
1answer
4k views

Proxy settings won't be saved in the Keychain

On an Ethernet connection, when I manually set my proxy information, it won't save correctly in the keychain for HTTP web proxy. In the same environment, it does it correctly for HTTPS web proxy. At ...
3
votes
5answers
16k views

How do I unset an IP address set with ifconfig?

I recently used ifconfig en1 1.2.3.4 to set the IP address of a network interface (specifically, the wireless card) on a Mac… How can I remove/unset it? Using the graphical network configuration tool ...
3
votes
5answers
861 views

Set default printer for each location

Is there a way I can set a different default printer for each network location?
3
votes
2answers
147 views

How do I whitelist hosts when using 3G?

When I'm on the move I want to tether to my phone to access a few essentials (telnet, ssh, IM, a few low bandwidth websites). What I don't want is for a load of background processes like Software ...
3
votes
1answer
17k views

How to configure 802.1X without a configuration file?

After upgrading to Lion, all my 802.1X configurations are gone. There also does not seem to be a possibility to configure them via the system preferences: It just tells me to get a configuration ...
3
votes
1answer
464 views

Is it possible to determine the model of an iOS device by its MAC address?

I'm starting to work on iOS apps at work, and I'm trying to determine the minimum version of iOS I'll need to support. We have a network registration system that gathers some basic information about ...
3
votes
1answer
1k views

What applications would be expected to setup a network interface “stf0” and “gif0”

I've recently noticed that I have the following network interfaces setup on my mac: Ethernet Airport Firewire vmnet1 vmnet8 gif0 stf0 Obviously Ethernet, Airport, and Firewire are enabled by ...
3
votes
6answers
2k views

MBP works fine but not visible on network

I have a strange problem, that for the life of me I can't seem to resolve. I'm hardly a newbie to this type of stuff, which is making the lack of success even more frustrating/embarrassing :) I have ...
3
votes
2answers
7k views

Connecting a MacBook Pro to a Windows ad hoc network

I'm trying to share my wired ethernet connection from my Windows 7 laptop with my MacBook Pro (running 10.6.5). I've just set it up to be an open network; no encryption. I'm pretty sure I set up the ...
3
votes
3answers
154 views

I have a service listening on a port, how do I open the port externally?

I have a service that is listening on a tcp port, and it is listed with this command: >netstat -atp tcp | grep -i "listen" tcp4 0 0 192.168.2.5.8070 *.* LISTEN ...
3
votes
2answers
449 views

Using Profile Manager or OS X Server to distribute apps to a group of Macs

We have around 100 Macs on our network, soon to all be managed by OS X Server and Profile Manager. The problem we're facing right now is pushing applications to all of them that are not found in the ...
3
votes
1answer
116 views

How do I read the output of dns-sd?

When I run the dns-sd command, for example as dns-sd -B _services._dns-sd._udp. to list all the service types on my local network, I get a table that looks like: $ dns-sd -B _services._dns-sd._udp. ...
3
votes
2answers
4k views

How can I use SMB shares under Mavericks?

There seem to be different problems and solutions to this problem floating around: Fix switching from SMB to cifs Not being able to access OS X shares from Windows All kinds of problems with SMB and ...
3
votes
1answer
154 views

How to restrict Internet, not just web, access for the guest account?

How do we set up the guest account so it restricts Internet access to all applications and scripts in all ports? Using parental controls only restricts web access, and I'm looking how to prevent any ...
3
votes
1answer
737 views

Time capsule over ethernet is incredibly slow

I am transferring files from my Time Capsule (4th Generation, 2TB, model A1409) to my laptop (Ubuntu) via the Apple Filing Protocol. The Time Capsule is connected directly to the laptop via an ...
3
votes
1answer
942 views

Turn a Mac Mini into a public WiFi hotspot

What I'd like to do, for an event, is use a Mac Mini to share a Internet connection via WiFi. However, I'd like to put up a splash page to the joining device's browser. It would display the free WiFi ...
3
votes
2answers
1k views

Redirect traffic using PF along with Internet Sharing

The short version: How do I redirect all traffic from en2 port 80/443 to 127.0.0.1:8080 when I have enabled Internet Sharing in OS X Mountain Lion (10.8)? Some background: I am doing a master ...
3
votes
1answer
949 views

Can you send a message across the network?

There used to be the ability, perhaps before OS X, to send messages accross the local network, which displayed a popup on the receivers machine with the message. Is this still possible? Or is there ...
3
votes
2answers
3k views

New Notes Will Not Sync From Mac to iPhone or iCloud

If I create a new note on my iMac (OS X 10.8 Mountain Lion), it will not appear on either iCloud or my iPhone 5 (updated with the latest iOS). However, I CAN edit existing notes and those changes do ...
3
votes
1answer
7k views

Macbook Pro frequently experiences drops in WiFi connection with Linksys WAG120N

I have a non-retina mid-2012 Macbook Pro running Snow Leopard and this issue has been plaguing me for a while. During regular use of the laptop, while connected to my home WiFi network (to which no ...
3
votes
1answer
1k views

Why does Lion mount a network volume twice at login?

I just set up a new NAS at home and created a few volumes on it, along with enabling access to those volumes (i.e. enabling the Mac File Service on the NAS), and creating an account for myself. On ...
3
votes
2answers
3k views

AirPort Express: Extremely high latency

I just installed a new AirPort Express today, and connected a MacBook Air and an HP EliteBook to it. While browsing the web feels, to use an unscientific term, sluggish, I could verify serious ...
3
votes
1answer
301 views

What can I use for multi-person, single conversation, instant messaging in a serverless local network?

We have a number of Mac's in a small, simple local network at the office (all running Snow Leopard or later) that I'd like to use for instant messaging with multiple participants. The trouble is, at ...
3
votes
1answer
487 views

Network's DNS queries redirection to localhost

Before saying anything, I would like you to know that my experience in the field of network administration is about 3 days long, so please treat me like the newbie I am. I have also been looking ...
3
votes
2answers
880 views

Where did this new WiFi network with SSID 'SETUP' come from?

After setting up my router (Linksys WRT120N) and my wireless network, upon clicking on the wireless icon and selecting "Join Other Network..." a new network called SETUP shows up when clicking the ...
3
votes
1answer
2k views

iPhone 4S losing data connection while still showing 3G/EDGE symbol and appropriate reception

I sometimes discover that my iPhone 4S is no longer able to receive data from the cellular network, although the 3G/EDGE badge is still showing, alongside two bars. Usually I first suspect the ...