From 272bd3ff4cffa4a583900df5214fe1c2c5c5e801 Mon Sep 17 00:00:00 2001 From: Jet Hughes Date: Mon, 3 Apr 2023 11:05:54 +1200 Subject: [PATCH] vault backup: 2023-04-03 11:05:53 --- content/notes/11-DNS.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/content/notes/11-DNS.md b/content/notes/11-DNS.md index 95b7bd25e..dd8fd4801 100644 --- a/content/notes/11-DNS.md +++ b/content/notes/11-DNS.md @@ -72,6 +72,8 @@ tags: > e.g., server1 becomes server1.otago.ac.nz > resource records have different types > this allow sthe BIND to know which is which +> need to set TTL of file. set the time for every record. Time to Live. e.g., 3 days. dns records are forgotten"flushed" after TTL has passed. after this they need to request the address again from the root nameserver +> if you change ip address you might have to wait for 3days for everyones record of you to be changed. while changing you should have two nameservers → one for the old and one for the new > [!INFO] types of server > primary - one which most of the time is working