Best practice for DNS caching in RHEL
Issue
- How to configure DNS cache in RHEL ?
- How to cache DNS query in RHEL ?
Environment
- Red Hat Enterprise Linux
- NSCD(Removed in Fedora 36+/RHEL 10 replaced by systemd-resolved)
- DNSMASQ
- UNBOUND
- systemd-resolved(RHEL 8 or higher)
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