Hello, Try adding an interface hint to the subnet you are attempting to allocate. See here: https://kea.readthedocs.io/en/kea-2.4.1/arm/dhcp6-srv.html#local-and-relayed-traffic-in-shared-networks
Thank you, Darren Ankney On Sun, Nov 24, 2024 at 11:41 PM Christoph Markert <magg...@gmail.com> wrote: > > Hi Francis, > > your analysis seems to be correct. This is the KEA server log: > > 2024-11-25 15:32:13.867 DEBUG [kea-dhcp6.packets/8707.139678152782336] > DHCP6_SUBNET_SELECTION_FAILED > duid=[00:04:8a:24:56:28:14:87:48:b1:b0:7d:b7:3c:05:b6:fd:dd], tid=0x70f6ae: > failed to select subnet for the client > 2024-11-25 15:32:13.867 DEBUG [kea-dhcp6.dhcp6/8707.139678152782336] > DHCP6_CLASS_ASSIGNED > duid=[00:04:8a:24:56:28:14:87:48:b1:b0:7d:b7:3c:05:b6:fd:dd], tid=0x70f6ae: > client packet has been assigned to the following class(es): UNKNOWN > 2024-11-25 15:32:13.867 DEBUG [kea-dhcp6.options/8707.139678152782336] > DHCP6_ADD_STATUS_CODE_FOR_IA > duid=[00:04:8a:24:56:28:14:87:48:b1:b0:7d:b7:3c:05:b6:fd:dd], tid=0x70f6ae: > adding Status Code to IA with iaid=10171796: NoAddrsAvail(2) "Server could > not select subnet for this client" > 2024-11-25 15:32:13.867 DEBUG [kea-dhcp6.packets/8707.139678152782336] > DHCP6_PACKET_SEND > duid=[00:04:8a:24:56:28:14:87:48:b1:b0:7d:b7:3c:05:b6:fd:dd], tid=0x70f6ae: > trying to send packet ADVERTISE (type 2) from [ff02::1:2]:547 to > [fe80::5054:ff:fe9b:3594]:546 on interface enp7s0 > 2024-11-25 15:32:13.867 DEBUG [kea-dhcp6.packets/8707.139678152782336] > DHCP6_RESPONSE_DATA responding with packet type 2 data is > localAddr=[ff02::1:2]:547 remoteAddr=[fe80::5054:ff:fe9b:3594]:546 > msgtype=2(ADVERTISE), transid=0x70f6ae > type=00001, len=00018: 00:04:8a:24:56:28:14:87:48:b1:b0:7d:b7:3c:05:b6:fd:dd > type=00002, len=00014: 00:01:00:01:2e:66:39:5e:52:54:00:41:2f:9d > type=00003(IA_NA), len=00064: iaid=10171796, t1=0, t2=0, > options: > type=00013, len=00048: NoAddrsAvail(2) "Server could not select subnet for > this client" > type=00023, len=00032: 2001:4860:4860::8888 2001:4860:4860::8844 > No relays traversed. > > The IPs of interface enp7s are: > enp7s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP > group default qlen 1000 > link/ether 52:54:00:26:30:9f brd ff:ff:ff:ff:ff:ff > inet 192.168.1.3/24 brd 192.168.1.255 scope global enp7s0 > valid_lft forever preferred_lft forever > inet 192.168.31.130/24 brd 192.168.31.255 scope global dynamic > noprefixroute enp7s0 > valid_lft 43072sec preferred_lft 37672sec > inet6 fd00:0:0:1::3/64 scope global > valid_lft forever preferred_lft forever > inet6 fe80::85f4:b665:fd85:3d1e/64 scope link > valid_lft forever preferred_lft forever > inet6 fe80::5054:ff:fe26:309f/64 scope link > valid_lft forever preferred_lft forever > > > -> It should be in the subnet, shouldn't it? > > However, how do I fix it? > Thank you. > Best, > C. > > > Am So., 24. Nov. 2024 um 23:00 Uhr schrieb <kea-users-requ...@lists.isc.org>: >> >> Send Kea-users mailing list submissions to >> kea-users@lists.isc.org >> >> To subscribe or unsubscribe via the World Wide Web, visit >> https://lists.isc.org/mailman/listinfo/kea-users >> or, via email, send a message with subject or body 'help' to >> kea-users-requ...@lists.isc.org >> >> You can reach the person managing the list at >> kea-users-ow...@lists.isc.org >> >> When replying, please edit your Subject line so it is more specific >> than "Re: Contents of Kea-users digest..." >> >> >> Today's Topics: >> >> 1. Re: Stateful DHCPv6 with KEA and RADVD (Francis Dupont) >> >> >> ---------------------------------------------------------------------- >> >> Message: 1 >> Date: Sun, 24 Nov 2024 09:12:56 +0000 >> From: Francis Dupont <fdup...@isc.org> >> To: Kea user's list <kea-users@lists.isc.org>, Christoph Markert >> <magg...@gmail.com> >> Subject: Re: [Kea-users] Stateful DHCPv6 with KEA and RADVD >> Message-ID: <20241124091256.e7d4740...@bikeshed.isc.org> >> Content-Type: text/plain; charset="us-ascii" >> >> Please make the subnet to serve the interface (if directly atached, if you >> have a relay make the subnet to serve the relay). Without this the DHCPv6 >> server can't localize (select a subnet in Kea terms) the client. >> BTW it is the same for ISC DHCP and if you have a working config for >> ISC DHCP you can try to translate it to Kea using Keama. >> >> Regards >> >> Francis Dupont <fdup...@isc.org> >> >> >> ------------------------------ >> >> Subject: Digest Footer >> >> _______________________________________________ >> >> ISC funds the development of this software with paid support subscriptions. >> Contact us at https://www.isc.org/contact/ for more information. >> >> Kea-users mailing list >> Kea-users@lists.isc.org >> https://lists.isc.org/mailman/listinfo/kea-users >> >> >> ------------------------------ >> >> End of Kea-users Digest, Vol 125, Issue 17 >> ****************************************** > > -- > ISC funds the development of this software with paid support subscriptions. > Contact us at https://www.isc.org/contact/ for more information. > > To unsubscribe visit https://lists.isc.org/mailman/listinfo/kea-users. > > Kea-users mailing list > Kea-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/kea-users -- ISC funds the development of this software with paid support subscriptions. 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