DHCPv6 is similar to classic DHCP as known and very common for IPv4. Since IPv6 features stateless auto configuration (SLAAC), DHCPv6 is less widespread than DHCP for IPv4.
Questions tagged [dhcpv6]
61 questions
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Windows Server 2012 Local DHCPv6 Stateful & Public Stateless?
I want my LAN to have static IPv6 ULAs from the server's DHCP6, and global IPv6 as well.
So it'd look something like this:
Server
IPv6 Address. . . . . . . . . . . : 2601::1 (public auto)
IPv6 Address. . . . . . . . . . . : fc00:5::1 …
![](../../users/profiles/238419.webp)
Marc05
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Why are ipv6 dhcp leases also given also to static interfaces?
I'm playing with Windows 2012 DHCP server for IPv6.
As with IPv4, the client network interfaces can be configured to either obtain an IPv6 address automatically, or use a statically configured address.
However, what I observe is that even for those…
![](../../users/profiles/147778.webp)
Hagen von Eitzen
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2 answers
Server 2012 Obtaining DHCPv6 Address, but has static configuration
This is very similar to the problem I had with 2008R2 (Win2k8R2 Obtaining DHCPv6 address, but has static configuration), but that solution doesn't work with 2012R2.
The box is a new 2012R2 domain controller, with a teamed interface to our LAN (where…
![](../../users/profiles/114495.webp)
fukawi2
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Two IPv6 addresses assigned
On my Ubuntu 22.04 server I get two global IPv6 addresses for my network interface. I would rather avoid this, since I cannot control which one is used as the source for external connections.
They are both static addresses, so not randomly generated…
![](../../users/profiles/132470.webp)
Maestro
- 255
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- 8
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1 answer
Routed IPv6 on internal bridge with virtualized OPNsense router
I'm struggling with adding IPv6 to the internal bridge of my setup, here is what I have:
┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
│ …
![](../../users/profiles/971124.webp)
Andreas Piening
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- 3
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1 answer
How does Windows DHCPv6 server prevent conflicts with other DHCPv6 servers?
With Windows DHCP server I can have two servers serving a network's scope so that if one fails the other picks up the slack. With DHCPv4 there are two options for doing this, the first is to set up a fail over relationship, the other is to set the…
![](../../users/profiles/2593.webp)
Martin Brown
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1 answer
Simple stateful DHCPv6 using ISC DHCP and RADVD. Doesnt work?
I'm trying to set a simple ipv6 network using ISC DHCPv6 on a linux machine.
Here is my dhcpd6.conf:
subnet6 beef:fade::/112 {
max-lease-time 3600;
range6 beef:fade::100 beef:fade::fffe;
}
The dhcpv6 server works and assigns addresses to…
![](../../users/profiles/863465.webp)
carloslockward
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1 answer
How to configure DHCPv6 in Proxmox without bridge?
(crosspost: Network stack exchange)
I have a setup with Proxmox connected via WiFi. Everything works for my needs and IPv4 connectivity too.
Now, I want to see if it is possible to do some DHCPv6 setup so that my virtual machines have IPv6 addresses…
![](../../users/profiles/364773.webp)
Paul Stelian
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ISC Dhcpv6 pool
I recently set up a dhcpv6 server in my network. The problem is: I set the range of it to
#VLAN120
subnet6 2001:470:2249:120::/64 {
range6 2001:470:2249:120::20 2001:470:2249:120::250;
option dhcp6.name-servers 2606:4700:4700::1111;
…
![](../../users/profiles/623338.webp)
Pakuss
- 1
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How can we add multiple pool in wide-dhcp6s server configuration file
I am using wide-dhcp6s as dhcpv6 server in my linux pc, i am trying to add 2 pools but only one pool is working. my configuration is shown below.
interface bdg3
{
allow rapid-commit;
address-pool pool1 86400 86400;
address-pool pool2 86400…
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0 answers
DHCPv6 with ISC
I am building a network and I got stuck while setting up the DHCPv6 Server with isc. I was looking in internet for any documentations, but wasn't able to find anything. I created 2 test vlans - Vlan5 and Vlan6. The client is in vlan5 and the DHCP is…
![](../../users/profiles/623338.webp)
Pakuss
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Does isc-dhcp-server-ldap work with DHCPv6?
I'm trying to add IPv6 to my network, which uses DHCPv4 with its data stored in an LDAP server. I'm using the Ubuntu module isc-dhcp-server-ldap v4.4.1 to configure the DHCPv4 server and I'm very pleased with it.
I would like to configure my DHCPv6…
![](../../users/profiles/71575.webp)
Stephen Winnall
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How to include vendor-specific option 17 suboptions 11, 12 and 13 in DHCPv6 solicit/request using dhclient
My request is to include option 17 sub-options 11, 12 and 13 in DHCPv6 solicit/request and I configured the same in dhclient6.conf on my Ubuntu as below.
send dhcp6.vendor-opts…
![](../../users/profiles/603657.webp)
kottesvaran m
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- 1
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1 answer
Modify RDNSS in Router Advertisements on Linux/pfsense/OpenWrt
I have a linux box that acts as a bridge behind my ISP's modem-router. The reason I need bridge mode is because the ISP router doesn't support IPv6 prefix delegation. If I use my additional linux box in bridge mode, this will naturally "forward"…
![](../../users/profiles/331414.webp)
TJJ
- 130
- 10
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1 answer
DHCPv6 (RFC 8415) - What are reasonable initial values for time intervals T1/T2?
As described in Section 18.2. - Client Behavior of DHCP - RFC 8415 a client uses the Solicit message to discover DHCP servers configured to assign leases or return other configuration parameters on the link to which the client is attached.
As part…
![](../../users/profiles/561487.webp)
goulashsoup
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