Added new post

This commit is contained in:
Tristan Ancelet 2023-09-05 21:26:52 -05:00
parent 146e7f28c4
commit 1e89fc1f64
2 changed files with 10 additions and 19 deletions

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@ -36,28 +36,22 @@ I had a backup DNS server as well, but after looking into the VM (that was still
<p>
Here is the commands it did to whitelist DNS (running firewalld as a device side firewall)
```bash
</p>
<ol>
<li>
Adding the DNS service to the public zone and reloading firewalld to make sure the config change takes
firewall-cmd --perm --zone=public --add-service=dns
firewall-cmd --reload
</ol>
<p>
firewall-cmd --perm --zone=public --add-service=dns
firewall-cmd --reload
```
</p>
<p>
After checking that DNS was resolving with dig, I was able to visit my site with no more issues.
</p>
<p>
```bash
<blockquote>
dig blog.tristanancelet.com
```
</p>
</blockquote>
</body>
</html>

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@ -16,16 +16,13 @@ Looks like my master DNS server was down for the last 3 days (didn't know until
I had a backup DNS server as well, but after looking into the VM (that was still running), it turns out that I never whitelisted the DNS port (53/udp) on it. So it's entire life has been failure (as it's been the backup for several months). My thought is that I *DID* whitelist it but not perminately. So after a reboot it cleared the config and DNS traffic wasn't whitelisted it anymore.
Here is the commands it did to whitelist DNS (running firewalld as a device side firewall)
```bash
# Adding the DNS service to the public zone and reloading firewalld to make sure the config change takes
firewall-cmd --perm --zone=public --add-service=dns
firewall-cmd --reload
```
# Adding the DNS service to the public zone and reloading firewalld to make sure the config change takes
firewall-cmd --perm --zone=public --add-service=dns
firewall-cmd --reload
After checking that DNS was resolving with dig, I was able to visit my site with no more issues.
```bash
dig blog.tristanancelet.com
```
dig blog.tristanancelet.com