Speakers
            
    ARUNKUMAR SINGARAM
        
            (Microsoft)
    Karthik Umashankar
        
    Description
Microsoft has implemented a dual-stack recursive resolver system for its internal resolver fleet. This talk focuses on learning and the challenges we faced during this process.
We will cover below items 
 - Implementing dual-stack recursive DNS using Unbound and Windows DNS Server 
 - Learnings/Issues encountered to achieve dual-stack 
 - Implementing serve-stale data from the cache (RFC 8767) in Unbound - Experience in production
| Presentation delivery | Remotely (online) | 
|---|
Primary author
        
            
                
                
                    ARUNKUMAR SINGARAM
                
                
                        (Microsoft)