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IPv6 not working after upgrading to 22.10 from 22.04

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    [SOLVED] IPv6 not working after upgrading to 22.10 from 22.04

    Greetings!

    Just noticed that IPv6 not working after i upgraded, not sure where the problem is because i set things in the GUI and havent changed anything network related settings for quite a while now.... When i try to ping anything (including the router) i always get this error: Destination unreachable: Address unreachable

    Where should i start looking for the troublemaker?

    Thanks in advance!

    #2
    Might be helpful? https://askubuntu.com/questions/1386...6-on-interface
    Using Kubuntu Linux since March 23, 2007
    "It is a capital mistake to theorize before one has data." - Sherlock Holmes

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      #3
      In my case network manager is handling the config for interfaces:
      Code:
      # Let NetworkManager manage all devices on this system
      network:
        version: 2
        renderer: NetworkManager
      
      ​

      ip a
      Code:
      1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
          link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
          inet 127.0.0.1/8 scope host lo
             valid_lft forever preferred_lft forever
          inet6 ::1/128 scope host
             valid_lft forever preferred_lft forever
      2: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
          link/ether 00:01:2e:80:8b:81 brd ff:ff:ff:ff:ff:ff
          inet 10.125.210.150/24 brd 10.125.210.255 scope global noprefixroute enp6s0
             valid_lft forever preferred_lft forever
          inet6 2001:/128 scope global noprefixroute
             valid_lft forever preferred_lft forever
          inet6 fe80::4bd3:a152:51bd:2d41/64 scope link noprefixroute
             valid_lft forever preferred_lft forever
      3: enp7s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
          link/ether 00:01:2e:80:8b:82 brd ff:ff:ff:ff:ff:ff
          inet 10.125.210.151/24 brd 10.125.210.255 scope global noprefixroute enp7s0
             valid_lft forever preferred_lft forever
          inet6 2001:/128 scope global noprefixroute
             valid_lft forever preferred_lft forever
          inet6 fe80::5987:d410:14a0:a72c/64 scope link noprefixroute
             valid_lft forever preferred_lft forever
      4: wlp5s0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
          link/ether 9c:da:3e:a6:1c:dd brd ff:ff:ff:ff:ff:ff
      
      ​
      ​
      (Removed global v6 addresses.)

      Comment


        #4
        Finally solved it, i had to pull out one of the network cables. For some reason it doesnt work if you have 2 interfaces connected to the same network....

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