On Mon, Oct 16, 2023, 17:24 <kea-users-requ...@lists.isc.org> wrote: > 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: Configuring HA with multiple interfaces on both the > appliances (Kraishak Mahtha) > 2. Re: Configuring HA with multiple interfaces on both the > appliances (Rick Frey) > 3. DDNS limitations - ddns-qualifying-suffix vs domain-name > (Vladimir Nikolic) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Mon, 16 Oct 2023 19:07:23 +0530 > From: Kraishak Mahtha <kraishak....@gmail.com> > To: "Kea-users@lists.isc.org" <kea-users@lists.isc.org> > Subject: Re: [Kea-users] Configuring HA with multiple interfaces on > both the appliances > Message-ID: > < > caddat87fozygo-yb0sad1gbtn5jejc6jt9eq+dfyrwgok_r...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > Hi all, > > Re-sending the mail once again to check if anyone is familiar with this > case, and can guide me. > > On Tue, Oct 3, 2023 at 12:32?PM Kraishak Mahtha <kraishak....@gmail.com> > wrote: > > > Hi all, > > I have a few doubts in a case where we have multiple interfaces > listening > > in the kea dhcp and configured in HA/Failover mode. > > For instance: I have server A with four interfaces > > eth0 (192.168.0.51), eth1 (192.168.0.52), eth2 (192.168.0.53), eth3 > > (192.168.0.54) and server B I have three interfaces > > eth1(192.168.0.61), eth2(192.168.0.62), eth2(192.168.0.63). > > > > Case 1) Can we define failover configuration with servers A and B > > specifying server A listening on three interfaces and server B listening > on > > two interfaces? (no same number of interfaces on both appliances). > > > > Case 2) When we have such a configuration how do we deal with the > failover > > configuration where we specify only one IP? > > "peers": [ > > { > > "role": "primary", > > "name": "dhcp1", > > "auto-failover": true, > > "url": "http://192.168.0.51:8001"; > > }, > > { > > "role": "secondary", > > "name": "dhcp2", > > "auto-failover": true, > > "url": "http://192.168.0.61:8001"; > > } > > ], > > Should we specify all the listening interface IP's in the failover > > section? > > > > Can someone who is familiar with such setups and has faced similar issues > > guide me? > > > > Thanks in Advance > > Kraishak > > > > > > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > https://lists.isc.org/pipermail/kea-users/attachments/20231016/17770b30/attachment-0001.htm > > > > ------------------------------ > > Message: 2 > Date: Mon, 16 Oct 2023 10:39:18 -0500 > From: Rick Frey <grib...@gmail.com> > To: "Kea-users@lists.isc.org" <kea-users@lists.isc.org> > Subject: Re: [Kea-users] Configuring HA with multiple interfaces on > both the appliances > Message-ID: <a316204d-4577-4396-8f6a-8332b5125...@gmail.com> > Content-Type: text/plain; charset="utf-8" > > You can have different number of listening interfaces for HA pair > (assuming they are able to receive requests for all subnets). The ?url? > directive in the HA hook configuration is for the Control-Agent (CA). The > addr/port of the Control-Agent is independent of the DHCP4 server and is > specified in its config (kea-ctrl-agent.conf). The address for the > Control-Agent can be different than address(es) you configure for the DHCP4 > server. > > > On Oct 16, 2023, at 8:37?AM, Kraishak Mahtha <kraishak....@gmail.com> > wrote: > > > > Hi all, > > > > Re-sending the mail once again to check if anyone is familiar with this > case, and can guide me. > > > > On Tue, Oct 3, 2023 at 12:32?PM Kraishak Mahtha <kraishak....@gmail.com > <mailto:kraishak....@gmail.com>> wrote: > >> Hi all, > >> I have a few doubts in a case where we have multiple interfaces > listening in the kea dhcp and configured in HA/Failover mode. > >> For instance: I have server A with four interfaces > >> eth0 (192.168.0.51), eth1 (192.168.0.52), eth2 (192.168.0.53), eth3 > (192.168.0.54) and server B I have three interfaces > >> eth1(192.168.0.61), eth2(192.168.0.62), eth2(192.168.0.63). > >> > >> Case 1) Can we define failover configuration with servers A and B > specifying server A listening on three interfaces and server B listening on > two interfaces? (no same number of interfaces on both appliances). > >> > >> Case 2) When we have such a configuration how do we deal with the > failover configuration where we specify only one IP? > >> "peers": [ > >> { > >> "role": "primary", > >> "name": "dhcp1", > >> "auto-failover": true, > >> "url": "http://192.168.0.51:8001 < > http://192.168.0.51:8001/>" > >> }, > >> { > >> "role": "secondary", > >> "name": "dhcp2", > >> "auto-failover": true, > >> "url": "http://192.168.0.61:8001 < > http://192.168.0.61:8001/>" > >> } > >> ], > >> Should we specify all the listening interface IP's in the failover > section? > >> > >> Can someone who is familiar with such setups and has faced similar > issues guide me? > >> > >> Thanks in Advance > >> Kraishak > >> > >> > > -- > > 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 > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > https://lists.isc.org/pipermail/kea-users/attachments/20231016/965aa5b4/attachment-0001.htm > > > > ------------------------------ > > Message: 3 > Date: Mon, 16 Oct 2023 23:23:42 +0100 > From: Vladimir Nikolic <vladi...@nikolic.si> > To: kea-users@lists.isc.org > Subject: [Kea-users] DDNS limitations - ddns-qualifying-suffix vs > domain-name > Message-ID: <f221d9589b291b11a1fcda1053950...@nikolic.si> > Content-Type: text/plain; charset=US-ASCII; format=flowed > > Hi, > > While trying to migrate DHCP service from ISC DHCP to ISC KEA, we are > hitting following KEA limitations: > > - option domain-name has no part in DDNS names construction, it's only > ddns-qualifying-suffix that's being honoured > - ddns-qualifying-suffix can't be specified in the class definition (we > have dedicated zone for our OOB devices) > - there can be only one DDNS zone for all the clients in a subnet > (ddns-qualifying-suffix), with ISC DHCP you can have one default > domain-name for a subnet and every single host reservation with a > different domain-name (DDNS zone) > > Regards, > Vladimir > > > ------------------------------ > > 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 112, Issue 15 > ****************************************** >
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