0
votes
1answer
630 views

dump cache of bind dns

when I do rndc dumpdb then this file has no new cache dumped (18.04 was yesterday, I don't know how I did this dump) and looks like: > ; ; Start view _default ; ; ; Cache dump of view '_default' ...
1
vote
1answer
2k views

How do I flush out the DNS resolver cache? [duplicate]

On Microsoft Windows OS, at the command prompt, I issue the command ipconfig /flushdns to flush out the DNS resolver cache. On Ubuntu 12.10, what is the corresponding command?
6
votes
2answers
3k views

How do I activate a local caching nameserver?

I want to have strong DNS cache server on my local host (server). So I need to change name server to my localhost. How can I change it? byt this config it seems I must don't change it via editor so ...
5
votes
1answer
574 views

Does dnscache really improve the surfing speed?

I have installed dnscache (dnscache-run) from Ubuntu repositories and I have increased the CACHESIZE and DATALIMIT to 256MB (268435456). Today I have tested it with one domain: google.es. I have ...
9
votes
5answers
20k views

Best way to set up DNS caching?

In order to speed up DNS lookups, I want to install a DNS cache or proxy. I can see at least three programs I think will do the job: bind9, pdnsd, or dnsmasq. I would like to make sure that if I ...