On 30/11/2020 10:55, Hean Seng wrote:
Hi Wido

 It actually doesn't matter  if the existing VM does not get the IPv6 after it has altered, as the time they existing VM registered ,  it does not have IPv6 .  So it is understandable that new add-on  IPv6 feature doesn't take effect.


Understood.

I see a possibility where IPv6 details can be added to a network at a later stage, but only if there is no IPv6 configuration in the network yet.

The problem is that IPv6 Router Advertisements will be allowed to be send to the VMs and they will generate an address, but this will not be allowed by the Security Groups.

So this will require some manual hacking in the database, I don't see another way around it.

Wido


 >> The best way is to create a new shared network and then migrate
Instances to that new IPv6-enabled network.

But if creating new network ,  the New SharedNework need also IPv4 which will be conflict with the existing GuestNework range that need ipv4.  If creating new network that have other Ipv4, then  mean all existing VM have to change New IPv4,  which a little bit  hard to explain to existing VM user for reasons of adding IPv6 need change IPv4

 >

On Mon, Nov 30, 2020 at 4:59 PM Wido den Hollander <[email protected] <mailto:[email protected]>> wrote:

    On 30/11/2020 08:47, Hean Seng wrote:
     >
     >
     > Now, I have no way to  add in IPv6 for existing shared networks
    .   I
     > think many cloudstack users may experience the same issue .
     >
     > The hack is to manual Edit MySQL tables ?  but i am not really to do
     > this except no other alternatives .

    Yes, hacking the SQL table is currently the only way.

    You will need to set the ip6cidr in the database and then make sure
    your
    Router is sending out Router Advertisements.

    But keep in mind that existing VMs won't get IPv6 by using this method.

    The best way is to create a new shared network and then migrate
    Instances to that new IPv6-enabled network.

    Wido

     >
     > May be anyone can give advice for some work around on this.
     >
     >
     >
     >
     >
     >
     > On Fri, Nov 27, 2020 at 5:01 PM Rohit Yadav
    <[email protected] <mailto:[email protected]>
     > <mailto:[email protected]
    <mailto:[email protected]>>> wrote:
     >
     >     @Wido den Hollander<mailto:[email protected]
    <mailto:[email protected]> <mailto:[email protected] <mailto:[email protected]>>>
     >     or @Gabriel Beims Bräscher<mailto:[email protected]
    <mailto:[email protected]>
     >     <mailto:[email protected] <mailto:[email protected]>>>
    do you have any advice?
     >
     >
     >     Regards.
     >
     >     ________________________________
     >     From: Hean Seng <[email protected]
    <mailto:[email protected]> <mailto:[email protected]
    <mailto:[email protected]>>>
     >     Sent: Monday, November 23, 2020 09:01
     >     To: [email protected]
    <mailto:[email protected]>
    <mailto:[email protected]
    <mailto:[email protected]>>
     >     <[email protected]
    <mailto:[email protected]>
    <mailto:[email protected]
    <mailto:[email protected]>>>
     >     Subject: Adding IPv6 IP Prefix to existing SharedNetwork
     >
     >     Hi
     >
     >     Is that possible to add IPv6 prefix range to existing
     >     GuestShareNetwork ?
     >
     >     During creating shared network, there is not enter the IPv6,
    but now
     >     wish
     >     to add in IPv6, is that possible ?
     >
     >
     >     --
     >     Regards,
     >     Hean Seng
     >
     > [email protected] <mailto:[email protected]>
    <mailto:[email protected] <mailto:[email protected]>>
     > www.shapeblue.com <http://www.shapeblue.com>
    <http://www.shapeblue.com <http://www.shapeblue.com>>
>     3 London Bridge Street,  3rd floor, News Building, London SE1 9SGUK
     >     @shapeblue
     >
     >
     >
     >
     >
     > --
     > Regards,
     > Hean Seng



--
Regards,
Hean Seng

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