DNS translation in syslog

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1. Describe your incident:
DNS reverse lookup for syslog input, what is the correct way of doing this? I’m new to graylog.

2. Describe your environment:

  • OS Information:
    Ubuntu 22.04

  • Package Version:

  • Service logs, configurations, and environment variables:
    Graylog version is 6.0.0 (Noir) released at 2024-05-07T00:00:00.000Z

3. What steps have you already taken to try and solve the problem?
Read many confusing articles and posts, some describing I need to edit mongoDB input, some mention something called “a pipeline”. No idea what any of that is.

4. How can the community help?
Can someone point me in the right direction where to look? I don’t mind fiddling with a bit of code, but I’m completely blind.

All I want is to translate IP addresses through DNS to a hostname:

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Hi, i don’t know if i do it the right way. But this is how i do it. :wink:
1st you need a reverse dns lookup table. If i remember right, there was a Graylog Blogpost about it.
2nd my pipeline rule looks like this:

Hope it helps…

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