- New zone file format "map" is an image of a zone database
that can be loaded directly into memory, allowing much faster
zone loading.
+ - Improved EDNS(0) processing for better resolver performance
+ and reliability over slow or lossy connections.
- Substantial improvement in response-policy zone (RPZ)
performance. Up to 32 response-policy zones can be
configured with minimal performance loss.
- New RPZ client-IP triggers and drop policies.
- ACLs can now be specified based on geographic location
using the MaxMind GeoIP databases.
+ - Zone data can now be shared between views, allowing
+ multiple views to serve the same zones authoritatively
+ witout storing multiple copies in memory.
- New XML schema (version 3) for the statistics channel
includes many new statistics and uses a flattened XML tree
for faster parsing.