- Details
- Category: Technology
High availability is one of the sexiest subjects these days. There are many ways to achieve it. One of them is the DNS approach. The DNS protocol works in the fifth layer of the OSI Network Model, it is responsible for storing directory information such as the FQDN to IP translation, public key storage for DKIM (an anti-spam and integrity technique), SPF information storage (another anti-spam technique), geolocation storage among others. But in this very specific case, I will talk about the SRV records and its relationship with the High Availability, and more specifically with VoIP.
Read more: DNS SRV Records and their Relationship to reach the High Availability in VoIP