18 votes
Accepted

Can I share my iMac's internet connection via ethernet

You sure can! Open System Preferences, then go to Sharing and select Internet Sharing. Change "Share your connection from:" to Wi-Fi, and then in the box below it select Ethernet.
user avatar
  • 2,203
9 votes

Can not share WiFi from Macbook Pro to other devices via Bluetooth PAN

I ran into the same problem when reverse tethering my Samsung phone (Android 5.1.1) to access the Internet connection on my Macbook Air (El Capitan), and found a successful solution: Make sure your ...
user avatar
  • 91
9 votes

Port forwarding on iPhone?

Short answer Until now (iOS 9.1) there has been no way to configure port forwarding in Personal Hotspot Long Answer Activating Personal Hotspot on an iOS device enables it's built-in NAT router. Other ...
user avatar
  • 410
8 votes

Can I share my iMac's internet connection via ethernet

Sharing your source Internet using WiFi to your Ethernet output.
user avatar
  • 45.4k
6 votes
Accepted

Which IP ranges and subnet does OSX internet connection sharing use by default?

Sorry: I'm a bit short of time and so this isn't a complete answer, but hopefully it gives you a starting point. From the answers to this question, it seems that /usr/libexec/InternetSharing creates /...
user avatar
  • 4,057
6 votes

Show list of clients of wifi hotspot Mac OS X

I get the list using arp command at Terminal. first, get your WiFi sharing interface name, I get it by typing ifconfig on terminal. It should be something like bridgexxx, for me, it's bridge100 ...
user avatar
  • 191
6 votes
Accepted

Can't switch on Wi Fi after internet sharing stops due to VPN dropout

I've seen this issue before. I'm not sure why this happens, but have found that totally removing your Wi-Fi service, restarting your Mac, and adding your Wi-Fi service back again will resolve the ...
user avatar
  • 62k
6 votes
Accepted

How to forward traffic from one machine to another with `pfctl`?

This is how I got it to work. My example uses three hosts on my network (10.10.0.0/16): 10.10.10.10 = Linux client 10.10.6.237 = Mac "real server" providing a service on port 3000 10.10.1.200 = Mac "...
user avatar
  • 1,285
5 votes
Accepted

Start/Stop Internet Sharing via Terminal in Yosemite without AppleScript

I stumbled across a seemingly stupidly easy way to enable/disable Internet Sharing the other day. There's just a bit of prep work to be done first. Open System Preferences > Network Highlight the ...
user avatar
  • 1,448
5 votes
Accepted

specific network settings for sharing internet connection

Your Macbook is bridging 2 different networks. The first, from your router, would presumably be 192.168.1.0 That would make the router itself 192.168.1.1 & it will then hand out DHCP addresses ...
user avatar
  • 98.7k
5 votes

Mac connects to iPhone hotspot but no internet

I got the same issue and solved it differently. In my MacBook, I had the DNS server setup to point to Google's public DNS IP (8.8.8.8 / 8.8.4.4), I simply deleted those registers and left the default....
user avatar
  • 51
4 votes

Changing the range of addresses served to clients connected via Internet Sharing

This is specifically for Ethernet > Ethernet Sharing connections, rather than WiFi (it might work for WiFi but I haven't tested) - I thought the answer would best belong here, for Google. Tested as ...
user avatar
  • 98.7k
4 votes

Internet Sharing not working with my BeagleBone Black

I'm on Debian Wheezy too and this worked for me: Install Mac drivers from http://beagleboard.org/Getting%20Started Connect BBB to Mac through USB On the Mac, go to System Preferences > Sharing > ...
user avatar
  • 41
4 votes

How to create an infrastructure Wi-Fi network from Yosemite with no Internet connection?

In System Preferences, go to networking and connect your Mac to a wired network. Firewire or thunderbolt or ethernet (with or without an adapter) is needed to have a physical connection in the green ...
user avatar
4 votes
Accepted

Using Server 5.0.15 to share internet WITHOUT internet sharing

The newest OS X Server versions don't provide any tools to enable NAT/Routing in OS X. To get NAT working without using Internet Sharing you have to use a pf rule and create a plist to enable ...
user avatar
  • 63.9k
4 votes
Accepted

Routing traffic back and forth through a Mac mini server with 2 network interfaces

It should be possible to create a bridge with en0 and en2 and enable net.inet.ip.forwarding to get rid of all routing problems. The bridge acts more or less as another switch between en0 and en2. ...
user avatar
  • 63.9k
4 votes

How to use mac as a full router with DHCP, DNS, Port Fowarding etc.?

Simple...yeah right.... Note: Someone please edit this to include only default commands Covered in this answer DHCP (Range, reservations, mask, router, lease time) DNS Port Forwarding Setup Text ...
user avatar
  • 9,354
4 votes

Internet Sharing Over Ethernet

Your first screenshot shows (I think) that you have configured Computer #1 with a manually entered IP address of 192.168.70.1. It's been a while since I played with this, but I dug into some of the ...
user avatar
  • 4,057
4 votes

How can I combine internet from two sources on my macbook and get increased speed?

What you're referring to is called Internet Bonding. You can't simply turn on two different Internet connections and have everything work - you need an intermediary whether it be a dedicated router ...
user avatar
  • 81.7k
3 votes

Does Apple Remote Desktop connect to computers over the internet?

I would add that the method mentioned to use the back to my mac to resolve the ip address behind a nat router will only work if the host and client are logged into the same icloud account. See https:/...
user avatar
3 votes

Mac OS X Mountain Lion cannot share internet connection because of 802.1X protection

This thread on discussions.apple.com presents an approach that involves twiddling the firewall and NAT rules in the terminal. I haven't tested that.
user avatar
  • 253
3 votes

Start/stop internet sharing from a script?

I had far better results (for an already configured sharing setup) on 10.11.6 with the simple variations... sudo launchctl start com.apple.NetworkSharing and sudo launchctl stop com.apple....
user avatar
  • 945
3 votes

Yosemite share internet via wifi

You can not bridge from WiFi to WiFi. You'll have to connect to the internet via a different port if you want to share the connection. I'm assuming the reason you don't connect to the network directly ...
user avatar
3 votes
Accepted

Is Ethernet sharing over WiFi from a Mac supposed to hand out 192.168.2.1 as the DNS server?

...when I check on my iPhone what DNS it hands out, it shows 192.168.2.1. What you are seeing is completely normal. To verify this, I setup Internet Sharing over WiFi with my Ethernet adapter as ...
user avatar
  • 81.7k
3 votes
Accepted

Internet sharing via Thunderbolt Cable?

It is possible to share Internet from Ethernet to Thunderbolt! Your gateway (iMac) Internet Sharing settings are ok: Share your connection from: Ethernet > to computers using: Thunderbolt bridge ...
user avatar
  • 63.9k
3 votes
Accepted

Mac connects to iPhone hotspot but no internet

After hours of experimenting, and a long and pointless call to my network operator, I finally managed to fix it... by deleting the phone from the list of known wifi networks on the MacBook, and ...
user avatar
3 votes

Internet Sharing Over Ethernet

Ashley's answer is very good. Alternatively (if there are issues putting both networks in the 192.168.61.xxx range from your router), you can try choosing an address outside the dhcp range of your ...
user avatar
2 votes

Start/stop internet sharing from a script?

Definitive workaround to wifi-sharing constant breaking down in MacosX I have found a system that finally works and when, less frequently wifi sharing breaks, it manages to recover it automatically ...
user avatar
  • 41
2 votes

Does Apple Remote Desktop connect to computers over the internet?

Back To My Mac is no longer available in macOS Catalina. I tried using Apple Remote Desktop and the iCloud/Back To My Mac solution proposed here to remotely connect to my Mac Pro from outside of our ...
user avatar
2 votes

Can not share the internet via wireless

i try also many things, but after i change the network name in wifi options in internetsharing its work and i got the arrow back :)
user avatar
  • 21

Only top scored, non community-wiki answers of a minimum length are eligible