Questions tagged [vpn]

A VPN is a Virtual Private Network, an encrypted connection from one computer (e.g. a home one) to another network (e.g. a work one). It can also be between two networks.

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App to lock my iPhone for some time [closed]

I already asked a similar question sometime ago (though that was focused on free apps) and the answers were negative, but I've done some research and it seems there could be a way. Basically, I’m ...
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AnyConnect connection through VPN Settings

I have an iPad with iOS 11.3. I have installed the Cisco AnyConnect app to connect to my companies VPNs. It connects to each of them fine. I can view the connection when connected in the Settings app ...
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1answer
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I'm using the f5 software connect to VPN, but errors out with TunnelServer already launched

I'm using the BIG-IP f5 vpn client on my MacBookPro. Most of the time it works fine. Sometimes when my VPN does not exit cleanly I can no longer connect to the VPN. No matter how many times I try ...
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Is it possible to WIFI call through a vpn on IOS?

So my mobile carrier recently begun supporting WIFI calling for iPhones. After setting it up on my phone, i have found that it does not work at my school. After looking at the protocol list that can ...
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30 views

Unable to access web through VPN

I've had VPN setup on my OS X Server forever, but I've only used it for remote access to manage the server itself, never as a pass through to the internet at large. It occurred to me that when I ...
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1answer
160 views

How to enable option to save credentials in Viscosity VPN?

Apparently sometimes Viscosity disables the option to save credentials into Keychain and even reinstalling the application does not bring it back. What is the trick to re-enable them?
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How to uninstall GlobalProtect VPN client?

GlobalProtect VPN client refuses to uninstall the regular drag-app-to-trash way. Their recommended method is to download the original .pkg installer and use its uninstall feature. This isn't always ...
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1answer
30 views

VPN app/VPN macbook 2003 10.6.8 [closed]

i have a 2003 10.6.8 and i am not able to install vpn app as it prompt me that my macbook need to have 62 bit intel processor, can someone please advice or recommend an vpn app for my macbook please ?...
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Restart network config from terminal

I've been having a problem where my macbook won't reconnect to the internet after I turn off my work VPN. A simple reboot fixes this, but I was wondering if there was a way I could restart the network ...
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316 views

Can't delete an application in /Library

I made the error of trusting bitdefender and now I can't delete BitDefender VPN. I tried to use sudo chflags nouchg, sudo chmod 777 and then sudo rm -rf but my mac's response is always "Operation not ...
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MacOS and split DNS

MacOS: 10.13.3 Pritunl VPN client: v1.0.1653.28 I have been following this: https://lists.apple.com/archives/macnetworkprog/2005/Sep/msg00047.html and http://hints.macworld.com/article.php?story=...
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What is portProxy.bin and why is it sucking/eating/using up my CPU?

Through today, portProxy.bin has been eating up my CPU, constantly using about 60% and making the fans in my computer whizz up. I'm guessing it might be connected to my VPN use, but now I haven't ...
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1answer
526 views

pf.conf to block *only* a specific IP address when VPN is not connected

I'm trying to configure a packet filter firewall to block access to a small range of IP addresses when a VPN is not connected. My rules should allow https/http traffic apart from this small, specific ...
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1answer
451 views

Nested VPNs on iPhone iOS 11

I am developing a custom VPN client plugin for iPhone, working on iOS 11 devices. I am hoping to set up nested VPNs so that the traffic is double encrypted. I am working with Per-App VPN, as well as ...
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392 views

In Mac OS X 10.12.6, using a script with scutil to start VPN gives me an error

summary: L2TP over IPSec VPN does not start from Script in MacOS 10.12 Intro Aloha, this is my first question I ask here, I hope I do it in the right format. I did some research before, but could ...
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1answer
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sharing internet/vpn with ipfw, can't access google.com over https

I am sharing my internet connection / IKEv2 VPN connection over pf via Murus static NAT. My network architecture is as follows: internet modem -> wired router (serving 192.168.1.1/24) -> Mac ...
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668 views

Why does iOS 11 IKEv2 VPN lack Send All Traffic option?

I'm trying this on iOS 11.2 iPad. L2TP VPN has "Send All Traffic" option, so that I can control whether I would use VPN server as my default Internet gateway. Curiously, IKEv2 VPN does not have that ...
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1answer
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missing /etc/ directory in homebrew

I am currently working on setting up an IKEv2 VPN server with strongswan. I am working on a Mac running v10.11.16 (El Capitan). I have been referencing the following tutorial: https://www.digitalocean....
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Force DNS server ip while connected to VPN

I'm using Fortclient VPN to connect to a customer network and the client enforces the use of their DNS (since the customer is in Turkey I get false DNS responses on wikipedia and other websites while ...
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2answers
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Where macOS keeps VPN Network configuration?

I've re-installed the system and I'd like to find the location where macOS keeps the VPN configuration (in which file), the one configured in Network, System Preferences, so I am able to restore it ...
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1answer
2k views

OS 10.13.3 IKEv2 VPN automatically disconnects

I am unable to connect through IKEv2 VPN. I fill in everything but clicking connect only tries to do that(without actually connecting) and almost immediately disconnects. Syslog is empty, in wifi.log ...
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Where is Cisco IPSec shared key?

I would like to decode shared secret of OS X native Cisco IPSec profile. Then try to decode it. I tried to look in /private/etc with hope that there is CiscoSystemsVPNClient folder, but no luck... ...
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1answer
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MacOS High Sierra - Unable to mount network drive after waking from sleep

I have a 2017 MBP with MacOS High Sierra. When working from home, I typically connect to my work network via VPN and then I can mount various network drives (SMB). When my Mac goes to sleep, I seem ...
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1answer
812 views

Why doesn't HandOff work when connected to VPN and is there a way to go around it?

I have noticed that HandOff between mac and iPhone doesn't work when connected to VPN. Steps to reproduce when using ExpressVPN: install ExpressVPN native client on mac, connect to local wifi, then ...
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2answers
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iOS VPN will NOT connect on certain WiFi

I have downloaded a VPN service app, and it works fine. However, if I run on school WiFi, VPN hangs on "Connecting..." and after 10 seconds it disconnects and tries again. I believe this is a WiFi ...
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1answer
509 views

Secure traffic before connecting to wifi/VPN?

Usually when you wake up your MacBook, macOS automatically establishes e.g. IMAP or various background sync connections. How can I make sure that all traffic is sent over to VPN connection BEFORE I ...
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1answer
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Faster and more efficient alternative for Tunnelblick

I have to use Tunnelblick (VPN) to be able to connect to a server, the problem is that Tunnelblick is very buggy and laggy and sometimes also causes wierd problems like overheating when the laptop is ...
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1answer
639 views

How to make my `/usr` folder secure?

I'm trying to install the Tunnelblick open source VPN client on my Mac running OS X 10.10.5. When I try to install the dmg I get the following error (see attached screenshot). How would I make my /...
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876 views

Reverse tethering/Internet sharing and SOCKS proxy

I am sharing a Wi-Fi connection from a Mac over USB to an iPhone using Internet Sharing. This works fine. However, I would like to also tunnel the iPhone traffic through the SOCKS proxy on my Mac. The ...
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1answer
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macOS Sierra 10.12.6 can't connect to VPN using IKEv2. How to troubleshoot?

I am trying to setup a VPN connection using IKEv2. I fill in the server address, the remote ID and the user/password. When I click connect it tries to do it but immediately disconnects. How can I ...
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Using iOS passwords for websites

I have a website which is internal to the company I work for. I am trying to streamline access to the website for our iOS users and I have ran into a problem. The website is hosted via IIS and if a ...
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1answer
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`scutil --nc start` VPN not working - macOS 10.13 High Sierra

Problem My VPN dis-/connect workflow script scutil --nc start "My VPN connection" isn't working since upgrading to macOS High Sierra (stable Version, v10.13.2). Details Context I used an Alfred ...
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2answers
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Stop outlook blocking me when I use a VPN?

If I leave Mail.app open and turn on a system-wide VPN on my MacBook Outlook (one of my email accounts) gets mad at me and disables my account and I have to use microsoft's outlook.com to sign in ...
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What is causing this 'network is down' error?

I just upgraded my MacBook Air (13-inch, Early 2015) from Sierra to High Sierra 10.13.2. I habitually use Cisco AnyConnect to access my corporate network. I use the macOs built-in ssh client to access ...
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shrewsoft vpn mac client

My question relates to the solution posted here in this forum: This appears to be the only solution I have found in over a year trying that actually appears to be working, so thanks! However, ... I ...
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Wrong Account Name with Certificate Authentication for VPN

I installed a user certificate and the enterprise CA onto an iOS device (iOS11). The user certificate contains UPN (User Principal Name) in its alternative subject name. I then tried to set up an ...
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1answer
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Who creates utun0 adapter?

Today I looked at the interfaces on my Mac and so I saw the adapter "utun0" on the Mac, this is just for VPN Connections or "Back to my Mac" thought. I have never VPN enabled and "Back to my Mac" is ...
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3answers
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IPv6 dns resolution on macOS High Sierra

My ISP provides me only with an IPv4 address. After setting up a connection to my university OpenVPN server, I get an IPv6 address. With an example IPv6 address www6.fit.vutbr.cz I can: host www6....
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1answer
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How to fix Private Internet Access' kill switch?

When you enable Private Internet Access' kill switch, you can only have internet when you are connected to the VPN. When you disable it, you should have internet even if the VPN is not enabled. The ...
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1answer
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share IKEv2 VPN connection via internet sharing (High Sierra)

I am able to select non-IKEv2 VPN connections as network interfaces to share via "Internet Sharing", but am unable to share the IKEv2 connection. How do I share the IKEv2 connection via internet ...
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Internet Sharing from Mac(LAN) to iPhone USB

I'ld like to enable internet sharing b/w my Mac iPhone. I've enabled Internet Sharing and selected VPN and in options to computer using - I've selected iPhone USB. I'm still not able to connect to ...
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iOS wifi options with built in VPN

When connecting to wifi on iOS via the settings application there are some wifi networks listed that have a second line that says something like “protected by CyberGhost”, does that mean that the wifi ...
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1answer
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Replacement for obselete OpenDNS Umbrella App on iPhone

I have been a Prosumer OpenDNS Umbrella customer for years, but their App isn't being upgraded to 64-bit, so it won't work with iOS 11. It provides Umbrella's protections and also allows filtering by ...
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3answers
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OSX High Sierra - Files and Folders show as empty/invisible in Finder, but are still there

I am running the latest version of High Sierra. Both my user Library/Application Support and main Library/Application Support are completely empty when opened in Finder (see screenshot). I was asked ...
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How to share company Tunnelblick VPN (via Wifi) over Ethernet?

I have a company-issued 2017 MacBook Pro (4 x Thunderbolt 3 ports, macOS Sierra 10.12.6). My IT has installed Tunnelblick VPN so that I access company-internal servers over WiFi at home. I would like ...
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1answer
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VPN verbose logging on High Sierra

I'm having problems connecting over VPN on certain networks and I'd like to look at the VPN log. According to https://support.apple.com/en-ie/guide/mac-help/set-advanced-vpn-options-mh11941 I can set ...
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1answer
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Where can I see Cisco IPSec VPN logs?

I'm running Sierra and trying to connect to VPN network using a certificate. When I press the Connect button I get an error: An unexpected error occurred. Try reconnecting. If the problem continues,...
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1answer
672 views

How can I programmatically detect the presence of a VPN?

I'd like to be able to programmatically detect the presence of a VPN on a Mac. Detecting if a VPN connection is active programmatically shows what the output of netstat -nr will look like when a VPN ...
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1answer
451 views

Reverse tethering an iPhone 4s with dead Murata wifi/bt chip

I have found a way to reverse tether an iOS device, or connect it to the internet over the usb cable only. Many older ways to do this required an active data connection as you would set the proxy for ...
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0answers
636 views

macOS 10.12.6: Panic, assertion failed: ifp->if_sndbyte_total >= len, bsd/netinet/in_pcb.c, line: 3458

I am getting sporadic kernel panics like this: *** Panic Report *** panic(cpu 3 caller 0xffffff80189d435f): assertion failed: ifp->if_sndbyte_total >= len, file: /Library/Caches/com.apple.xbs/...

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