Re: Change DNS records automatically when a link is DOWN

2019-06-06 Thread Matus UHLAR - fantomas
On 05.06.19 12:15, Roberto Carna wrote: - Main site with an Internet link and two BIND services (DNS1 y DNS2) and a /28 block, and web and mail services supported - Backup site with a second Internet link and a BIND service (DNS3) and another /28 block When the Internet link from main site is

Re: Change DNS records automatically when a link is DOWN

2019-06-06 Thread Blason R
I guess you need to DNS Sub-domain delegation. On Wed, Jun 5, 2019 at 8:51 PM Kevin Darcy wrote: > Publish all 3 NSes. > > Publish MX records with primary/failover preferencing. > > Use a load-balancer (free or commercial, software/hardware/cloud-based) to > direct the web traffic. > >

Re: Change DNS records automatically when a link is DOWN

2019-06-05 Thread Kevin Darcy
Publish all 3 NSes. Publish MX records with primary/failover preferencing. Use a load-balancer (free or commercial, software/hardware/cloud-based) to direct the web traffic. - Kevin On Wed, Jun 5, 2019 at 11:16 AM Roberto Carna

Re: Change DNS records automatically when a link is DOWN

2019-06-05 Thread Ben Croswell
If you can craft the monitor for the link it could call nsupdate to make the change On Wed, Jun 5, 2019, 11:16 AM Roberto Carna wrote: > Dear people, I have two sites: > > - Main site with an Internet link and two BIND services (DNS1 y DNS2) and > a /28 block, and web and mail services

Change DNS records automatically when a link is DOWN

2019-06-05 Thread Roberto Carna
Dear people, I have two sites: - Main site with an Internet link and two BIND services (DNS1 y DNS2) and a /28 block, and web and mail services supported - Backup site with a second Internet link and a BIND service (DNS3) and another /28 block When the Internet link from main site is DOWN, the