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joelmolina
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PROBLEM WITH DNS, RESOLV 0.0.0.0 USING A LOT SPACE IN CACHE

Sat Aug 10, 2019 5:53 pm

First of all, greetings, friends, i have a problem with a server DNS in a router Mikrotik, and I would like you to support me, the problem is, when i see in my DNS Cache register of
resolutions, and i have close a 20 000 resolutions of close 30 000 resolutions, and this use a lot of space, i hope that you help me with this issue, that i dont understand, thx a lot, God Bless you.
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Last edited by joelmolina on Mon Aug 12, 2019 11:11 pm, edited 1 time in total.
 
msatter
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Re: PROBLEM WITH DNS, RESOLV 0.0.0.0 USING A LOT SPACE IN CACHE

Sat Aug 10, 2019 11:39 pm

 
pe1chl
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Re: PROBLEM WITH DNS, RESOLV 0.0.0.0 USING A LOT SPACE IN CACHE

Sun Aug 11, 2019 12:05 pm

In the setup of IP->DNS set the max TTL to a lower value like 01:00:00
This will clean these entries after 1 hour so they do not accumulate so much.
 
joelmolina
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Re: PROBLEM WITH DNS, RESOLV 0.0.0.0 USING A LOT SPACE IN CACHE

Mon Aug 12, 2019 6:03 pm

Thanks, this is a good way.
 
joelmolina
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Posts: 17
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Re: PROBLEM WITH DNS, RESOLV 0.0.0.0 USING A LOT SPACE IN CACHE

Mon Aug 12, 2019 6:05 pm

In the setup of IP->DNS set the max TTL to a lower value like 01:00:00
This will clean these entries after 1 hour so they do not accumulate so much.
thanks so much, this is recommended
 
joelmolina
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Posts: 17
Joined: Tue Aug 06, 2019 5:36 pm

Re: PROBLEM WITH DNS, RESOLV 0.0.0.0 USING A LOT SPACE IN CACHE

Mon Aug 12, 2019 6:27 pm

thanks, with your answer I found this too, that I could contribute something else
https://www.reddit.com/r/mikrotik/comme ... dns_cache/

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