<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style>
</head>
<body dir="ltr">
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" class="elementToProof">
<br>
</div>
<div id="appendonsend"></div>
<hr style="display:inline-block;width:98%" tabindex="-1">
<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Khalid Amin <khalidamin2@hotmail.com><br>
<b>Sent:</b> 18 October 2023 11:57<br>
<b>To:</b> Tomek Mrugalski <tomek@isc.org>; kea-users@lists.isc.org <kea-users@lists.isc.org><br>
<b>Subject:</b> Re: Kea DHCP6 issue!</font>
<div> </div>
</div>
<style type="text/css" style="display:none">
<!--
p
{margin-top:0;
margin-bottom:0}
-->
</style>
<div dir="ltr">
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Hi,</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Thank you for replying me back.</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Actually the second message you were seeing was from the Cisco ASR where Managed config flag is set to 1. </div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
I have disabled Ipv6 pool on router and now there is no reply back from router. Please have a look at the attached capture file.</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
The problem which I am facing is the IPv6 clients are getting IP's from the server but not from the pool which I defined in the configuration. </div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"><img id="x_imageSelected0" width="1300" height="256" size="41562" style="width:1300px; height:256px" data-outlook-trace="F:2|T:2" src="cid:eb4f0b68-eb57-49a2-9669-1719ffcd400e"></span></div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"><img size="425427" style="max-width:100%" data-outlook-trace="F:2|T:2" src="cid:77ed4fbb-ae6e-47eb-b3f1-13821f57a7a4"></span></div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
I have already reserved addresses for both DUID and physical address which can be seen in the above log, the client was suppose to get 2022:1200:1100:1000::170/64 address but it is automatically assign some random IAA address.</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Here is the kea dhcp6 configuration:</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">{</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "Dhcp6": {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "server-id": {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "type": "EN"</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "interfaces-config": {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "interfaces": ["ens192/fe80::250:56ff:feb6:1f42"]</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "control-socket": {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "socket-type": "unix",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "socket-name": "/tmp/kea6-ctrl-socket"</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "lease-database": {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "type": "memfile",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "persist": true,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "name": "/tmp/dhcp6.leases",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "lfc-interval": 3600</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "expired-leases-processing": {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "reclaim-timer-wait-time": 10,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "flush-reclaimed-timer-wait-time": 25,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "hold-reclaimed-time": 3600,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "max-reclaim-leases": 100,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "max-reclaim-time": 250,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "unwarned-reclaim-cycles": 5</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "option-data": [</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "name": "dns-servers",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "data": "fe80::38a8:86f9:5fbe:882c, fd4d:5449:7200:103::12",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "code": 23,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "space": "dhcp6",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "csv-format": true,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "always-send": true</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "name": "unicast",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "data": "fe80::250:56ff:feb6:1f42"</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> ],</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "renew-timer": 1000,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "rebind-timer": 2000,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "preferred-lifetime": 3000,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "valid-lifetime": 4000,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "subnet6": [</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "subnet": "2022:1200:1100:1000::/64",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "id": 50,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "rapid-commit": false,</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "pools": [</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "pool": "2022:1200:1100:1000::150-2022:1200:1100:1000::200"</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> ],</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "interface": "ens192",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"><br>
</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "reservations": [</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "duid": "00:01:00:01:2C:88:FD:CE:F0:DE:F1:5B:13:FF",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "ip-addresses": ["2022:1200:1100:1000::180"]</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"><br>
</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "hw-address": "F0:DE:F1:5B:13:FE",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "ip-addresses": [ "2022:1200:1100:1000::170" ]</span></div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> },</span></div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "duid": "00:03:00:01:00:0d:3b:1d:92:8e",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "ip-addresses": ["2022:1200:1100:1000::199"]</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> ]</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }],</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "loggers": [</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "name": "kea-dhcp6",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "output_options": [</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> {</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "output": "/var/log/kea-dhcp6.log"</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> ],</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "severity": "DEBUG",</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> "debuglevel": 99</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> ]</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> }</span></div>
<div><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">}</span></div>
<div class="x_elementToProof"><span style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> </span></div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Please have a look and kindly let me know what I am doing wrong.</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Waiting for your earliest reply.</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Thank you!</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Kind regards,</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Khalid</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div class="x_elementToProof" style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
<br>
</div>
<div id="x_appendonsend"></div>
<hr tabindex="-1" style="display:inline-block; width:98%">
<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Tomek Mrugalski <tomek@isc.org><br>
<b>Sent:</b> 18 October 2023 10:39<br>
<b>To:</b> Khalid Amin <khalidamin2@hotmail.com><br>
<b>Subject:</b> Re: Kea DHCP6 issue!</font>
<div> </div>
</div>
<div class="x_BodyFragment"><font size="2"><span style="font-size:11pt">
<div class="x_PlainText">Hi,<br>
You've sent this mail to kea-users-owner, an administrative address that<br>
can possibly help with subscribing and unsubscribing to the list.<br>
<br>
Please resend to kea-users@lists.isc.org.<br>
<br>
Cheers,<br>
Tomek<br>
<br>
p.s.<br>
I took a quick look.<br>
<br>
First, you provided a lot of information, but didn't say what exactly is<br>
the problem you are trying to solve. If you expect anyone debug your<br>
network for you, you need to provide some pointers.<br>
<br>
Second, the traffic capture you provided has two REPLY messages for most<br>
client messages. These are sent by two different DHCPv6 servers. From<br>
your diagram it seems you have only one server running, but you actually<br>
have two.<br>
<br>
Third, you mentioned a problem with address release. I don't see any<br>
RELEASE messages in the capture.<br>
<br>
On 16.10.2023 15:35, Khalid Amin wrote:<br>
> Hello,<br>
> <br>
> I have been stuck on an issue regarding IPv6 address release from the<br>
> server (packet capture from client side attached). Kea is running on<br>
> ubuntu 22.04 as a VM running on Esxi 7.0 Please have a look at the<br>
> drawing below:<br>
> <br>
> <br>
> The is no link layer connectivity issue when i ping from client pc to<br>
> server and router.<br>
> <br>
> *Cisco ASR configuration:*<br>
> <br>
> interface TenGigabitEthernet0/0/5<br>
> mtu 9216<br>
> no ip address<br>
> service instance 50 ethernet<br>
> encapsulation dot1q 50<br>
> rewrite ingress tag pop 1 symmetric<br>
> DKCPH-RAD-DEV-ASR01#show run | sec IPv6<br>
> ipv6 dhcp pool IPv6Pool<br>
> address prefix 2022:1200:1100:1000::/64<br>
> dns-server FE80::38A8:86F9:5FBE:882C<br>
> domain-name testbed.local<br>
> ipv6 dhcp server IPv6Pool<br>
> DKCPH-RAD-DEV-ASR01#show run | sec BDI50<br>
> interface BDI50<br>
> ip address 10.10.50.254 255.255.255.0<br>
> cdp enable<br>
> ipv6 address FE80::10 link-local<br>
> ipv6 address 2022:1200:1100:1000::1/64<br>
> ipv6 enable<br>
> ipv6 nd prefix 2022:1200:1100:1000::/64 2592000 604800 no-autoconfig<br>
> ipv6 nd managed-config-flag<br>
> ipv6 nd ra interval 30<br>
> ipv6 dhcp server IPv6Pool<br>
> interface BDI500<br>
> no ip address<br>
> shutdown<br>
> <br>
> *Kea dhcp6 configuration file:*<br>
> <br>
> {<br>
> "Dhcp6": {<br>
> "server-id": {<br>
> "type": "EN",<br>
> # "htype": 1,<br>
> # "identifier": "bc26c7bd7280",<br>
> # "identifier": "005056b61f42"<br>
> # "time": "",<br>
> <br>
> <br>
> },<br>
> <br>
> "interfaces-config": {<br>
> "interfaces": [ "ens192/2022:1200:1100:1000::cafe" ]<br>
> },<br>
> <br>
> "control-socket": {<br>
> "socket-type": "unix",<br>
> "socket-name": "/tmp/kea6-ctrl-socket"<br>
> },<br>
> <br>
> "lease-database": {<br>
> "type": "memfile",<br>
> "persist": true,<br>
> "name": "/tmp/dhcp6.leases",<br>
> "lfc-interval": 3600<br>
> },<br>
> <br>
> "expired-leases-processing": {<br>
> "reclaim-timer-wait-time": 10,<br>
> "flush-reclaimed-timer-wait-time": 25,<br>
> "hold-reclaimed-time": 3600,<br>
> "max-reclaim-leases": 100,<br>
> "max-reclaim-time": 250,<br>
> "unwarned-reclaim-cycles": 5<br>
> },<br>
> <br>
> "option-data": [<br>
> {<br>
> "name": "dns-servers",<br>
> "data": "fe80::38a8:86f9:5fbe:882c, fd4d:5449:7200:103::12",<br>
> "code": 23,<br>
> "space": "dhcp6",<br>
> "csv-format": true,<br>
> "always-send": true<br>
> },<br>
> <br>
> {<br>
> "name": "unicast",<br>
> "data": "fe80::250:56ff:feb6:1f42"<br>
> }<br>
> ],<br>
> <br>
> "renew-timer": 1000,<br>
> "rebind-timer": 2000,<br>
> "preferred-lifetime": 3000,<br>
> "valid-lifetime": 28800,<br>
> <br>
> "subnet6": [<br>
> <br>
> {<br>
> "id": 1,<br>
> // "interface-id": "ens192",<br>
> // "pools": [ { "pool": "2022:1200:1100:1000::1 -<br>
> 2022:1200:1100:1000::ffff" } ],<br>
> "pools": [ { "pool": "2022:1200:1100:1000::/64" } ],<br>
> "subnet": "2022:1200:1100:1000::/64",<br>
> // "rapid-commit": true,<br>
> <br>
> <br>
> <br>
> "reservations": [<br>
> {<br>
> "duid": "00:01:00:01:2C:88:FD:CE:F0:DE:F1:5B:13:FE",<br>
> "ip-addresses": [ "2022:1200:1100:1000::cafe" ]<br>
> #,<br>
> # "option-data" : [<br>
> # {<br>
> # "name":"vendor-opts",<br>
> # "space":"vendor-53148",<br>
> # "data":"00:86::00:01:01:00:81:00:04:ac:10:5f:13"<br>
> # }<br>
> # ]<br>
> },<br>
> {<br>
> "duid": "00:03:00:01:00:0d:3b:1d:92:8e",<br>
> "ip-addresses": [ "2022:1200:1100:1000::180" ]<br>
> # "option-data" : [<br>
> # {<br>
> # "name":"vendor-opts",<br>
> # "space":"vendor-53148"<br>
> # "data":""<br>
> # }<br>
> # ]<br>
> }<br>
> <br>
> ]<br>
> }<br>
> <br>
> ],<br>
> <br>
> "loggers": [<br>
> {<br>
> "name": "kea-dhcp6",<br>
> "output_options": [<br>
> {<br>
> "output": "/var/log/kea-dhcp6.log"<br>
> <br>
> }<br>
> ],<br>
> "severity": "DEBUG",<br>
> "debuglevel": 99<br>
> }<br>
> ]<br>
> }<br>
> }<br>
> <br>
> *Kea dhc6 Netplan file:*<br>
> <br>
> # Let NetworkManager manage all devices on this system<br>
> network:<br>
> version: 2<br>
> renderer: networkd<br>
> ethernets:<br>
> ens160:<br>
> dhcp4: no<br>
> addresses: [172.17.21.61/24]<br>
> dhcp6: no<br>
> routes:<br>
> - to: 0.0.0.0/0<br>
> via: 172.17.21.253<br>
> # metric: 100<br>
> nameservers:<br>
> addresses:<br>
> - 10.10.50.100<br>
> - 8.8.8.8<br>
> ens192:<br>
> dhcp4: no<br>
> dhcp6: no<br>
> # vlans:<br>
> # ens192.50:<br>
> accept-ra: no<br>
> # id: 50<br>
> # link: ens192<br>
> addresses:<br>
> - 10.10.50.103/24<br>
> - 2022:1200:1100:1000::cafe/64<br>
> nameservers:<br>
> addresses: [10.10.50.100, 8.8.8.8,<br>
> "fe80::38a8:86f9:5fbe:882c", "fd4d:5449:7200:103::11"]<br>
> # routes:<br>
> # - to: ::/0<br>
> # via: 2022:1200:1100:1000::1<br>
> # via: fe80::10<br>
> # metric: 1<br>
> <br>
> *Log on Kea dhcp6 server:*<br>
> <br>
> 2023-10-16 12:57:06.410 DEBUG [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_CONFIG_START DHCPv6 server is processing the following<br>
> configuration: { "control-socket": { "socket-name":<br>
> "/tmp/kea6-ctrl-socket", "socket-type": "unix" },<br>
> "expired-leases-processing": { "flush-reclaimed-timer-wait-time": 25,<br>
> "hold-reclaimed-time": 3600, "max-reclaim-leases": 100,<br>
> "max-reclaim-time": 250, "reclaim-timer-wait-time": 10,<br>
> "unwarned-reclaim-cycles": 5 }, "interfaces-config": { "interfaces": [<br>
> "ens192/2022:1200:1100:1000::cafe" ] }, "lease-database": {<br>
> "lfc-interval": 3600, "name": "/tmp/dhcp6.leases", "persist": true,<br>
> "type": "memfile" }, "loggers": [ { "debuglevel": 99, "name":<br>
> "kea-dhcp6", "output_options": [ { "output": "/var/log/kea-dhcp6.log" }<br>
> ], "severity": "DEBUG" } ], "option-data": [ { "always-send": true,<br>
> "code": 23, "csv-format": true, "data": "fe80::38a8:86f9:5fbe:882c,<br>
> fd4d:5449:7200:103::12", "name": "dns-servers", "space": "dhcp6" }, {<br>
> "data": "fe80::250:56ff:feb6:1f42", "name": "unicast" } ],<br>
> "preferred-lifetime": 3000, "rebind-timer": 2000, "renew-timer": 1000,<br>
> "server-id": { "type": "EN" }, "subnet6": [ { "id": 1, "pools": [ {<br>
> "pool": "2022:1200:1100:1000::/64" } ], "reservations": [ { "duid":<br>
> "00:01:00:01:2C:88:FD:CE:F0:DE:F1:5B:13:FE", "ip-addresses": [<br>
> "2022:1200:1100:1000::cafe" ] }, { "duid":<br>
> "00:03:00:01:00:0d:3b:1d:92:8e", "ip-addresses": [<br>
> "2022:1200:1100:1000::180" ] } ], "subnet": "2022:1200:1100:1000::/64" }<br>
> ], "valid-lifetime": 28800 }<br>
> 2023-10-16 12:57:06.410 INFO [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_BACKENDS_REGISTERED the following host backend types are available:<br>
> 2023-10-16 12:57:06.410 WARN [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MT_DISABLED_QUEUE_CONTROL disabling dhcp queue control when<br>
> multi-threading is enabled.<br>
> 2023-10-16 12:57:06.410 WARN [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_RESERVATIONS_LOOKUP_FIRST_ENABLED Multi-threading is enabled and<br>
> host reservations lookup is always performed first.<br>
> 2023-10-16 12:57:06.410 WARN [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_CONFIGURE_SERVERID server configuration includes<br>
> specification of a server identifier<br>
> 2023-10-16 12:57:06.410 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_USE_UNICAST listening on unicast address<br>
> 2022:1200:1100:1000::cafe, on interface ens192<br>
> 2023-10-16 12:57:06.410 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_NEW_SUBNET6 a new subnet has been added to configuration:<br>
> 2022:1200:1100:1000::/64 with params: t1=1000, t2=2000,<br>
> preferred-lifetime=3000, valid-lifetime=28800, rapid-commit is false<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_ADD_HOST add the host for reservations:<br>
> duid=000100012C88FDCEF0DEF15B13FE ipv6_subnet_id=1 hostname=(empty)<br>
> ipv4_reservation=(no) siaddr=(no) sname=(empty) file=(empty) key=(empty)<br>
> ipv6_reservation0=2022:1200:1100:1000::cafe<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_IDENTIFIER get one host with IPv6<br>
> reservation for subnet id 1, identified by duid=000100012C88FDCEF0DEF15B13FE<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_IDENTIFIER get all hosts with reservations using<br>
> identifier: duid=000100012C88FDCEF0DEF15B13FE<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_IDENTIFIER_COUNT using identifier<br>
> duid=000100012C88FDCEF0DEF15B13FE, found 0 host(s)<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_IDENTIFIER_NULL host not found using subnet<br>
> id 1 and identifier duid=000100012C88FDCEF0DEF15B13FE<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_ADDRESS6 get one host with reservation for<br>
> subnet id 1 and having IPv6 address 2022:1200:1100:1000::cafe<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_SUBNET_ID_ADDRESS6 get all hosts with reservations for<br>
> subnet id 1 and IPv6 address 2022:1200:1100:1000::cafe<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_SUBNET_ID_ADDRESS6_COUNT using subnet id 1 and address<br>
> 2022:1200:1100:1000::cafe, found 0 host(s)<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_ADDRESS6_NULL host not found using subnet id<br>
> 1 and address 2022:1200:1100:1000::cafe<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_ADD_HOST add the host for reservations:<br>
> duid=00030001000D3B1D928E ipv6_subnet_id=1 hostname=(empty)<br>
> ipv4_reservation=(no) siaddr=(no) sname=(empty) file=(empty) key=(empty)<br>
> ipv6_reservation0=2022:1200:1100:1000::180<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_IDENTIFIER get one host with IPv6<br>
> reservation for subnet id 1, identified by duid=00030001000D3B1D928E<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_IDENTIFIER get all hosts with reservations using<br>
> identifier: duid=00030001000D3B1D928E<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_IDENTIFIER_COUNT using identifier<br>
> duid=00030001000D3B1D928E, found 0 host(s)<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_IDENTIFIER_NULL host not found using subnet<br>
> id 1 and identifier duid=00030001000D3B1D928E<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_ADDRESS6 get one host with reservation for<br>
> subnet id 1 and having IPv6 address 2022:1200:1100:1000::180<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_SUBNET_ID_ADDRESS6 get all hosts with reservations for<br>
> subnet id 1 and IPv6 address 2022:1200:1100:1000::180<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ALL_SUBNET_ID_ADDRESS6_COUNT using subnet id 1 and address<br>
> 2022:1200:1100:1000::180, found 0 host(s)<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.hosts/3693.140694632691584]<br>
> HOSTS_CFG_GET_ONE_SUBNET_ID_ADDRESS6_NULL host not found using subnet id<br>
> 1 and address 2022:1200:1100:1000::180<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_ADD_SUBNET6 adding subnet 2022:1200:1100:1000::/64<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_UNREGISTER_ALL_TIMERS unregistering all timers<br>
> 2023-10-16 12:57:06.411 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_SOCKET_TYPE_SELECT using socket type raw<br>
> 2023-10-16 12:57:06.411 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_USE_UNICAST listening on unicast address<br>
> 2022:1200:1100:1000::cafe, on interface ens192<br>
> 2023-10-16 12:57:06.411 INFO [kea-dhcp6.commands/3693.140694632691584]<br>
> COMMAND_ACCEPTOR_START Starting to accept connections via unix domain<br>
> socket bound to /tmp/kea6-ctrl-socket<br>
> 2023-10-16 12:57:06.411 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_CFG_DHCP_DDNS Setting DHCP-DDNS configuration to:<br>
> DHCP-DDNS updates disabled<br>
> 2023-10-16 12:57:06.412 INFO [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_CONFIG_COMPLETE DHCPv6 server has completed configuration: added<br>
> IPv6 subnets: 1; DDNS: disabled<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_DB opening memory file lease database: lfc-interval=3600<br>
> name=/tmp/dhcp6.leases persist=true type=memfile universe=6<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_LEASE_FILE_LOAD loading leases from file /tmp/dhcp6.leases<br>
> 2023-10-16 12:57:06.414 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_BEGIN_BUILD_EXTENDED_INFO_TABLES6 building extended info<br>
> tables with fix sanity check level, tables disabled<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_BUILD_EXTENDED_INFO_TABLES6 building extended info<br>
> tables saw 0 leases, extended info sanity checks modified 0 / updated 0<br>
> leases and 0 leases were entered into tables<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_LFC_SETUP setting up the Lease File Cleanup interval to<br>
> 3600 sec<br>
> 2023-10-16 12:57:06.414 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_REGISTER_TIMER registering timer: memfile-lfc, using<br>
> interval: 3600000 ms<br>
> 2023-10-16 12:57:06.414 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_START_TIMER starting timer: memfile-lfc<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_USING_SERVERID server is using server-id<br>
> 00:02:00:00:09:bf:2b:66:fe:59:d4:f8 and stores in the file<br>
> /usr/local/var/lib/kea/kea-dhcp6-serverid<br>
> 2023-10-16 12:57:06.415 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_REGISTER_TIMER registering timer:<br>
> reclaim-expired-leases, using interval: 10000 ms<br>
> 6<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_LEASE_FILE_LOAD loading leases from file /tmp/dhcp6.leases<br>
> 2023-10-16 12:57:06.414 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_BEGIN_BUILD_EXTENDED_INFO_TABLES6 building extended info<br>
> tables with fix sanity check level, tables disabled<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_BUILD_EXTENDED_INFO_TABLES6 building extended info<br>
> tables saw 0 leases, extended info sanity checks modified 0 / updated 0<br>
> leases and 0 leases were entered into tables<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_LFC_SETUP setting up the Lease File Cleanup interval to<br>
> 3600 sec<br>
> 2023-10-16 12:57:06.414 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_REGISTER_TIMER registering timer: memfile-lfc, using<br>
> interval: 3600000 ms<br>
> 2023-10-16 12:57:06.414 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_START_TIMER starting timer: memfile-lfc<br>
> 2023-10-16 12:57:06.414 INFO [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_USING_SERVERID server is using server-id<br>
> 00:02:00:00:09:bf:2b:66:fe:59:d4:f8 and stores in the file<br>
> /usr/local/var/lib/kea/kea-dhcp6-serverid<br>
> 2023-10-16 12:57:06.415 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_REGISTER_TIMER registering timer:<br>
> reclaim-expired-leases, using interval: 10000 ms<br>
> 2023-10-16 12:57:06.415 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_START_TIMER starting timer: reclaim-expired-leases<br>
> 2023-10-16 12:57:06.415 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_REGISTER_TIMER registering timer:<br>
> flush-reclaimed-leases, using interval: 25000 ms<br>
> 2023-10-16 12:57:06.415 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_START_TIMER starting timer: flush-reclaimed-leases<br>
> 2023-10-16 12:57:06.415 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_USE_ALLOCATOR using the iterative allocator for IA_NA<br>
> leases in subnet 2022:1200:1100:1000::/64<br>
> 2023-10-16 12:57:06.415 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_USE_ALLOCATOR using the iterative allocator for IA_TA<br>
> leases in subnet 2022:1200:1100:1000::/64<br>
> 2023-10-16 12:57:06.415 INFO [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_CFGMGR_USE_ALLOCATOR using the iterative allocator for IA_PD<br>
> leases in subnet 2022:1200:1100:1000::/64<br>
> 2023-10-16 12:57:06.415 WARN [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_MULTI_THREADING_INFO enabled: yes, number of threads: 12, queue<br>
> size: 64<br>
> 2023-10-16 12:57:06.416 INFO [kea-dhcp6.dhcp6/3693.140694632691584]<br>
> DHCP6_STARTED Kea DHCPv6 server version 2.4.0 started<br>
> 2023-10-16 12:57:16.426 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_RUN_TIMER_OPERATION running operation for timer:<br>
> reclaim-expired-leases<br>
> 2023-10-16 12:57:16.427 DEBUG<br>
> [kea-dhcp6.alloc-engine/3693.140694632691584]<br>
> ALLOC_ENGINE_V6_LEASES_RECLAMATION_START starting reclamation of expired<br>
> leases (limit = 100 leases or 250 milliseconds)<br>
> 2023-10-16 12:57:16.427 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_GET_EXPIRED6 obtaining maximum 101 of expired IPv6 leases<br>
> 2023-10-16 12:57:16.427 DEBUG<br>
> [kea-dhcp6.alloc-engine/3693.140694632691584]<br>
> ALLOC_ENGINE_V6_LEASES_RECLAMATION_COMPLETE reclaimed 0 leases in 0.035 ms<br>
> 2023-10-16 12:57:16.427 DEBUG<br>
> [kea-dhcp6.alloc-engine/3693.140694632691584]<br>
> ALLOC_ENGINE_V6_NO_MORE_EXPIRED_LEASES all expired leases have been<br>
> reclaimed<br>
> 2023-10-16 12:57:16.427 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_START_TIMER starting timer: reclaim-expired-leases<br>
> 2023-10-16 12:57:26.437 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_RUN_TIMER_OPERATION running operation for timer:<br>
> reclaim-expired-leases<br>
> 2023-10-16 12:57:26.438 DEBUG<br>
> [kea-dhcp6.alloc-engine/3693.140694632691584]<br>
> ALLOC_ENGINE_V6_LEASES_RECLAMATION_START starting reclamation of expired<br>
> leases (limit = 100 leases or 250 milliseconds)<br>
> 2023-10-16 12:57:26.438 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_MEMFILE_GET_EXPIRED6 obtaining maximum 101 of expired IPv6 leases<br>
> 2023-10-16 12:57:26.438 DEBUG<br>
> [kea-dhcp6.alloc-engine/3693.140694632691584]<br>
> ALLOC_ENGINE_V6_LEASES_RECLAMATION_COMPLETE reclaimed 0 leases in 0.027 ms<br>
> 2023-10-16 12:57:26.438 DEBUG<br>
> [kea-dhcp6.alloc-engine/3693.140694632691584]<br>
> ALLOC_ENGINE_V6_NO_MORE_EXPIRED_LEASES all expired leases have been<br>
> reclaimed<br>
> 2023-10-16 12:57:26.438 DEBUG [kea-dhcp6.dhcpsrv/3693.140694632691584]<br>
> DHCPSRV_TIMERMGR_START_TIMER starting timer: reclaim-expired-leases<br>
> 2023-10-16 12:57:29.552 DEBUG [kea-dhcp6.packets/3693.140694632691584]<br>
> DHCP6_BUFFER_RECEIVED received buffer from fe80::9217:66fa:95d7:a275:546<br>
> to ff02::1:2:0 over interface ens192<br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.options/3693.140694576412352]<br>
> DHCP6_BUFFER_UNPACK parsing buffer received from<br>
> fe80::9217:66fa:95d7:a275 to ff02::1:2 over interface ens192<br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.packets/3693.140694576412352]<br>
> DHCP6_PACKET_RECEIVED duid=[00:01:00:01:2c:88:fd:ce:f0:de:f1:5b:13:fe],<br>
> tid=0xfd2465: CONFIRM (type 4) received from fe80::9217:66fa:95d7:a275<br>
> to ff02::1:2 on interface ens192<br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.packets/3693.140694576412352]<br>
> DHCP6_QUERY_DATA duid=[00:01:00:01:2c:88:fd:ce:f0:de:f1:5b:13:fe],<br>
> tid=0xfd2465, packet details: localAddr=[ff02::1:2]:0<br>
> remoteAddr=[fe80::9217:66fa:95d7:a275]:546<br>
> msgtype=4(CONFIRM), transid=0xfd2465<br>
> type=00001, len=00014: 00:01:00:01:2c:88:fd:ce:f0:de:f1:5b:13:fe<br>
> type=00003(IA_NA), len=00040: iaid=250666737, t1=0, t2=0,<br>
> options:<br>
> type=00005(IAADDR), len=00024:<br>
> address=2022:1200:1100:1000:c8ef:f2a8:ac95:19d1, preferred-lft=0,<br>
> valid-lft=0<br>
> type=00006, len=00006: 17(uint16) 23(uint16) 24(uint16)<br>
> type=00008, len=00002: 0 (uint16)<br>
> type=16, len=14, enterprise id=0x137, data-len0=8,<br>
> vendor-class-data0='MSFT 5.0'<br>
> No relays traversed.<br>
> <br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.dhcpsrv/3693.140694576412352]<br>
> DHCPSRV_SUBNET6_SELECT_BY_INTERFACE_NO_MATCH No subnet matches<br>
> interface: ens192<br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.dhcpsrv/3693.140694576412352]<br>
> DHCPSRV_SUBNET6_SELECT_BY_ADDRESS_NO_MATCH No subnet matches address:<br>
> fe80::9217:66fa:95d7:a275<br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.packets/3693.140694576412352]<br>
> DHCP6_SUBNET_SELECTION_FAILED<br>
> duid=[00:01:00:01:2c:88:fd:ce:f0:de:f1:5b:13:fe], tid=0xfd2465: failed<br>
> to select subnet for the client<br>
> 2023-10-16 12:57:29.553 DEBUG [kea-dhcp6.dhcp6/3693.140694576412352]<br>
> DHCP6_CLASS_ASSIGNED duid=[00:01:00:01:2c:88:fd:ce:f0:de:f1:5b:13:fe],<br>
> tid=0xfd2465: client packet has been assigned to the following<br>
> class(es): UNKNOWN<br>
> <br>
> Please suggest!<br>
> <br>
> Waiting for your earliest response!<br>
> <br>
> Thank you!<br>
> <br>
> Kind regards,<br>
> Khalid Amin<br>
> <br>
> <br>
> <br>
> <br>
> <br>
> <br>
> <br>
> ~ <br>
> <br>
> <br>
</div>
</span></font></div>
</div>
</body>
</html>