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Questions tagged [ipv6]

Version 6 of the internet protocol, which will replace version 4.

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Error: Conflicting default route declarations for IPv6 (table: main, metric: default), first declared in ens3 but also in he-ipv6

I have a server from OVH (VPS) but unfortunatelly they only provide a /128 IPv6 block. So, I decided to use a Hurricane Electric (HE) tunnel to have a /64 IPv6 block. I've followed HE instructions in ...
Joniii11's user avatar
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Ubuntu 24 and 22 only connecting to all repositories via mobile phone hotspot

Apologies if this question has been asked before, but I only seem to be able to get to some Ubuntu apt repositories via a mobile phone connection and I can't figure out why. They just don't like my ...
cptwillard's user avatar
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Is it possible to combine the bandwidth of wireless and wired NICs?

My server (using Ubuntu server 22.04 LTS) has a 100M wireless and wired network card, and I'm using it to run a website (pure IPv6). Both NICs are currently connected to the same router, is it ...
NXY's user avatar
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1 vote
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SSH session over ipv6 feezes after short time, works fine over ipv4

I have set up a server and a router (two machines) with both ipv4 and ipv6 (ULA). Ubuntu Version: 24.04. When using ipv4 for both ssh and cockpit everything works fine. On the other hand, when using ...
mispp's user avatar
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Ubuntu 24.04 freezes when compiling code with LLVM-14

I have been running into an issue over the past 2 weeks where compiling my work codebase (bazel build system) causes Ubuntu to freeze completely. The only way out is to force-restart. I have tried ...
niran90's user avatar
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Configure Ubuntu to create only one IPv6 address, without the "noprefixroute" flag

Ubuntu 22.04.4 LTS comes up with two IPv6 addresses; one appears to be always the same, and has the "noprefixroute" flag and is therefore not accessible from the outside world; the other is ...
David Higton's user avatar
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Disable IPV6 but your article may need an update for Unbuntu 22x

Your Topics on this are interesting and I've looked at them. Particularly How to disable IPv6 permanently? As a newbie, I cannot make a comment, so I am asking a question I am on Ubuntu 22 and the ...
Toprobroy's user avatar
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add ipv6 address in /etc/network/interfaces

I'm trying to add IPv6 static address to my config, with instruction from provider, but this didn't work. ping doesn't respond. What am I doing wrong? Ubuntu 22.04 IPv6 Adress data: address 2A03:4900:...
Евгений Плита's user avatar
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Two Ubuntu 22.04 laptops connected to the same IPv6 subnet, one works normally but the other one ignores IPv6 RA and failed to set default route

I'm administrating a IPv6 subnet that use DHCPv6 to assign IP and internal DNS. The router of this subnet is configured to send IPv6 RA with both M-bit and O-bit enabled, and both L-bit and A-bit in ...
RichardLiu's user avatar
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167 views

Under the same wifi router, ubuntu 22.04 got ipv6 address, but can't access ipv6 website, while windows 10 works correctly, why?

in my office, I have a TP-LINK wifi router(TPlink TL-WDR7660). The wifi router's WLAN setting is that the ipv4 address of the WLAN port is automatically assigned by the upstream router, while the LAN ...
ollydbg23's user avatar
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AnyIP feature together with ndppd works on some VPS and doesn't on some others. Why?

I have VPSs mostly from the same provider but located in different places. They come with a single IPv4 and a /112 IPv6 subnet. I am trying to use AnyIP feature of Linux as described Here to make my ...
PouJa's user avatar
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Ubuntu 20.04 - Browsers (Firefox & Chrome) Won't Use / Prioritize IPv4 Despite gai.conf Precedence - How can I prefer IPv4?

In /etc/gai.conf, I have the following: label ::1/128 0 label ::/0 1 label 2002::/16 2 label ::/96 3 label ::ffff:0:0/96 4 precedence ::1/128 50 precedence ::/0 ...
OwN's user avatar
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1 vote
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Only IPv6 Link Local Address after Ubuntu update

Since recently running a software update on my Kubuntu laptop, I only have a Link Local address assigned for IPv6. The connection GUI IPv6 configuration looks normal and identical to my working ...
Dave's user avatar
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0 votes
1 answer
68 views

Can't ping dynamic IPv6 Xubuntu hostname from Kubuntu laptop

Ever since I updated my computers yesterday with the latest Ubuntu updates, I have been having issues with the computers communicating with each other. Originally, nothing (Either my mobile [Android], ...
Dave's user avatar
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148 views

ubuntu-22.04.3-live-server-amd64 LTS device gets public ipv6 assigned but not able to access it

Since I have Internet connection from an ISP that does not give public ipv4 and keeps the connection in cg-NAT but too my surprise I found out that it is assigning public ipv6 to all my devices. After ...
utkvishwas's user avatar

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