Questions tagged [ipv6]

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Mac can't ping anything outside subnet on ipv6

I've been running into an odd issue lately as I deploy IPv6. I have several subnets that are IPv6 enabled and both Windows and Linux clients work fine on them but for some reason, Macs are ...
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42 views

Is there a way to manually assign IPv6 address on iOS devices like on Mac OS?

I have a wireless router that gives DHCPv6 Server with IP range 2001:192:168:5::5/64 to 2001:192:168:5::20/64. On my iPhone I was not able to get the correct IPv6 address from the DHCPv6 server. ...
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47 views

iOS 12 (iPad) Scoped literal IPv6 addresses

I have a raspberry pi running dnsmasq on my lan with both IPv4 and IPv6. I would like to use the custom dns setting on the iPad to use the raspberry rather than the DNS offered by the router in DHCP ...
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MacOS prefer /etc/hosts over DNS

My Mac is running dual stack IPv4/IPv6 which works fine. In my /etc/hosts I have added a IPv4 pointer to my development VM like so: website.test 10.10.10.35 This works fine. But I noticed that some ...
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MacOS/X: ssh -6 to mDNS hostname on LAN only works after ping6 to same hostname

I'm observing some "interesting" behavior on my Mac -- I have a Linux box running on my LAN with IPv6 configured, and I when I try to "ssh -6" from my Mac to that box, the mDNS hostname resolution ...
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1answer
76 views

Will FaceTime perform better with IPv6 enabled?

I find FaceTime works much better on 4g than my home wifi despite good upload bandwidth. I suspect variable latency is the cause. My router and Orbi does not have Ipv6 enabled. If I can get V6 working ...
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157 views

airport express IPv6 issue?

I'm considering that it can be an issue with airport express IPv6 but not sure, might be another unrelated thing which then I would like to know more about. To put it simple I'll say the following: ...
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791 views

Setup an IPv6 6in4 Tunnel on macOS High Sierra 10.13

I'm trying to setup a 6in4 tunnel from my home with IPv4 only addressing to a Hurricane Electric tunnel for some IPv6 testing. I tried to create a new Interface: System Preferences > Network > [...
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1answer
607 views

disable temporary autoconf inet6 address

My OS X machine gets assigned two public IP addresses from Android 7.1.1: % ifconfig en0 en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500 ether 8c:29:XX:XX:XX:XX ...
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3answers
3k views

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
1k views

Accessing an ipv6 NAT64 connection on my iPad, broadcast from Mac

I'm trying to follow this tutorial on how to setup an ipv6 wi-fi connection, so I can test my app: http://www.brianjcoleman.com/tutorial-how-to-test-your-app-for-ipv6-compatibility/ If I don't tick ...
5
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1answer
469 views

How to use rsync via ssh with IPv6 LLA (link local address) addresses on OSX?

I'm using OSX High Sierra and bash. I'm trying to use a backup script based on IPv6 LLA (so I always reach the server, without DHCP, names etc). With IPv4 this works: rsync -e ssh /src/dir/* user@...
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2answers
725 views

How to add AAAA flag (IPv6) to DNS resolver configuration on Sierra?

I have working IPv6 interface with /64 prefix. It means I can connect to direct IPv6 addresses through browser but can't connect to IPv6 hosts like testv6.madore.org. The issue is in DNS ...
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722 views

macOS Sierra/High Sierra and IPv6 DNS via SLACC

In my (dual stack) network, a router provides IPv6 addresses and DNS servers (RDNSS) via router advertising. There is no DHCPv6 server running and I want my mac to accept the DNS servers being ...
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1answer
820 views

IPV6 ip address not able to connect from my app when NAT64/DNS64 is connected

SetUp Details :- IpV4 ethernet cable is connected to MAC machine. Now as per apple documentation steps are followed. Where DNS64/NAT64 is created and hotspot is created. Device is connected to wi-...
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1answer
2k views

ifconfig showing ipv6 address while networksetup doesn't

when using ipconfig utility, it's showing ipv6 address: inet6 fe80::1c00:23f2:b82e:fc8c%en0 prefixlen 64 secured scopeid 0x4 But when using networksetup -getinfo %networ service name% it ...
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1answer
406 views

Disable DNS assignment with Airport Extreme IPv6 tunnel

I've got an IPv6 tunnel from Hurricane Electric, configured into one of my Apple Airport Extremes (which is otherwise setup in bridge mode). That's all fine, except that in the IPv6 Route ...
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829 views

Safari can't access to ipv6 address whereas Chrome can do

When using Cisco OpenConnect client there are no problems resolving IPv6 only sites. However while using open source openconnect command line client from brew Safari can't resolve IPv6 only sites. ...
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1answer
2k views

Sierra has changed IPv6 link-local addressing. Why/how?

The permanent ipv6 address of my machines changed with the advent of macOS Sierra. Note that we're not talking about the privacy enhanced temporary addresses. What I'm talking about happens even with ...
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1answer
849 views

NAT64 enabled on OSX, iPhone still gets an IPv4 IP Address

I've enabled the "Create NAT64 Network" option in network "Sharing". I connect my iPhone and it seems to work (tested in Safari). However, when I look at the Wi-Fi information for the connection my IP ...
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0answers
589 views

native IPv6 support over PPPoE in Apple Airport Extreme

Is there a technical reason why Apple does not support native IPv6 over PPPoE in their Airport Extreme Basestations? AFAIK here in Germany, all ISP using it and all modern routers seem to support it. ...
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2answers
5k views

Which command to only output the IPv6 routing table?

$ netstat -nr is great for outputting the Mac OS X IP routing tables. However its output is long as it contains both IPv4 and IP6 routing tables. Sometimes I wish to output only the IPv6 routing ...
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2answers
27k views

Can IPv6 be disabled on an iPad?

TL;DR: Can I disable IPv6 on an iPad? Strange issue that I've just figured out. For months I've been seeing content show up in Netflix that should be unavailable to me (I'm in Canada), or things that ...
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1answer
8k views

Is it safe to turn off Block IPv6 on my Airport Extreme

I think I am having issues trying to connect to servers that are using IPv6. Mainly related to local web development. On this Github Issue relating to my specific problem and they recommend ...
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2answers
30k views

Why do I have 2 IPv6 addresses?

If I go to System Preferences > Network > Advanced it is shown that I have 2 different IPv6 addresses (both with a 64-bit prefix). Why is so? If I type ifconfig | grep inet on the terminal, it ...
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3answers
1k views

Can't set IPv6 mode on Airport Extreme

I have a AirPort Extreme 802.11n (5th Generation) connected to a Zyxel VMG1312-B30A modem. My ISP is Deutsche Telekom with VDSL. For quite some time I was able to use native IPv6. But this stopped ...
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2answers
1k views

Browsing IPv6 only

I would like to check some websites by using IPv6 only: not only connecting with an IPv6 address but also checking that every other following connection (e.g., for embedded content with iframes) is ...
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2answers
8k views

El Capitan “Create NAT64 Network” - connection issues

I am trying to test apps for IPv6 according to Apple's documentation at Supporting IPv6 DNS64/NAT64 Networks. I have difficulties connecting from the iPad to my app server. My Network Layout: The ...
4
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1answer
1k views

Why do I have IPv6 listeners when IPv6 is disabled?

I'm working under OS X 10.8.5, fully patched. I have IPv6 disabled under Network Settings: I also have unneeded network interfaces disabled: While troubleshooting an OpenSSH server issue, I ...
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1answer
1k views

MacBook with 10.6.8 Snow Leopard freezes after Wi-Fi connection

I recently switched service providers and received a new router. My phone and old Windows computer connect fine, but my MacBook freezes (rainbow wheel starts going around forever after about 2 mins of ...
2
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1answer
4k views

Can I turn off IPv4 and just use IPv6 on my iOS device?

I am connected with my iPhone 6 / iOS 9.0 to an IPv6 network created following this article. When I take a look at the console of my device, I see Aug 11 12:15:07 titos-iPhone kernel[0] <Notice>...
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1answer
771 views

How to access App Store using only IPv6?

There must be people curious about why I have to do this, so let me explain the reason first—Now I'm in an institute of Chinese Academic of Science, and the network environment is irritating. I'm ...
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1answer
5k views

SSH with ipv6 working only if I pass %en0 with my ipv6 address

I am trying to ssh with Mac OS X (10.10.1 Yosemite) terminal using ipv6. If I use command like ssh username@ipv6_address It's not working and I am getting error "No Route to Host". But If I use ...
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1answer
2k views

SSH using IPV6 getting error “No Route to Host” On My Mac Machine

I am trying to ssh with ipv6 in my mac machine but I am getting error "No Route to Host". I can it successfully with ipv4. Can anyone guide me please if it require any network setting or else? I am ...
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1answer
1k views

How can I make Ruby net::http stop stalling on ipv6?

There are some tools critical to my workflow that talk to www.pivotaltracker.com using ruby. Some combination of updating from Ruby 2.1.2 to Ruby 2.1.3, recent os x system updates, and brew updates ...
2
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1answer
269 views

click select IPv6 address in terminal

When clicked on IPv4 address in terminal window, it gets selected as a whole, not a single octet. The same action does not work for IPv6 adress, it does not get selected. I assume there is some ...
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1answer
9k views

How to configure ipv6 on Mac OS X to ping its own address?

I'm trying to configure ipv6 on my local wifi network. I've already succeeded with ipv6 from my router (Zyxel Keentic Giga) to ipv6 internet via built-in 6to4 tunnels and the router can ping6 to ...
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1answer
224 views

Does macOS support AnyIP?

I would like to assign a complete block to my Mac as described in this question: Can I bind a (large) block of addresses to an interface? There it is explained that AnyIP is supported for IPv6 by the ...
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0answers
363 views

IPv6 quits working after using VPN

My Macbook Pro running Mavericks picks up my ISP's (native) IPv6 support with automatic configuration just fine on bootup. I'm using an AirPort Extreme 802.11ac (2013) with default settings. If then ...
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1answer
634 views

Cannot change IPv6 Mode on my Airport Extreme (5th generation) using Ariport Utility 6

My provider recently added support for IPv6 and I wanted to configure it on my side. Unfortunately Airport Utility does not allow me to select appropriate IPv6 mode and I'm stuck with the tunnel mode ...
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3answers
4k views

How do I ping6 a link local address on OSX?

On linux I see all connected IPv6 addresses to my wlan adapter with ping6 ff02::1%wlan0 | head but how can I achieve this on OSX?
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1answer
566 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 ...
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2answers
1k views

Configuring predictable IPv6 addresses for laptop client

I recently set up IPv6 for my home network via a tunnel. I have a /48 subnet and have assigned manual IPv6 addresses to my stationary Macs. I would like to set up my laptops to get a dynamic IPv6 ...
1
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1answer
966 views

Airport Express with IPv6 tunnel and dynamic IP address

I'm trying to set up an IPv6 tunnel through HE, using an Airport Extreme (7.6.1). I got it to work once, but have a real chicken and egg problem: I'm on a PPPoE internet connection, the Airport ...
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3answers
8k views

Does OS X have a builtin DHCPv6 client?

Upon testing a within a standalone network with just a DHCPv6 server on it and several client computers with different operating systems, OS X 10.7.4 fails to automatically obtain an IPv6 address from ...
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1answer
4k views

How does Back To My Mac work without UPnP or NAT-PMP?

Back To My Mac (BTMM) used to require UPnP or NAT-PMP on your router to work, but at some point this changed and it can work (albeit slowly) without those. BTMM (usually?) works by setting up an ...
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1answer
24k views

How can I see my IPv6 neighbors?

On a Linux machine, I can see my IPv6 neighbors using the following command (Also see the Linux IPv6 HOWTO: # ip -6 neighbor show 2002:333:333::1 dev eth1 lladdr 00:12:1e:33:AA:BB router ...
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1answer
182 views

How to stop flood of Non-Local IPv6 events in my Console (system.log)?

For some reason, my Console is filling up with <8/15/11 6:47:12.000 PM kernel: IPv6 Non-Local address> messages. A quick Google doesn't tell me much and there's nothing on some of the usual ...
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0answers
703 views

IPv6 router advertisements for PPP0 (VPN) on the iPhone

I use IPv6 on the iPhone and it is working fine on the WiFi - I have radvd (router advertisement deamon) in the router and iPhone gets configured automatically. Problem is when I use VPN through the ...
2
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1answer
590 views

Airport IPv6 Router Advertisments?

I have a working HE.net IPv6 tunnel configured on my Apple Airport Express but the rest of the machines on my LAN aren't picking it up automatically. Connected machines work fine if I configure IPv6 ...