nanog mailing list archives

Re: improving signal to noise ratio from centralized network syslogs


From: Tarko Tikan <tarko () lanparty ee>
Date: Sun, 4 Feb 2018 10:21:13 +0200

hey,

This is done with the 'logging facility'
command on the devices:

After defining your syslog server's IP
address and the level of messaging you want
(I set it to debug because I want to see
everything):

on the routers: logging facility local0
on the switches:  logging facility local1

Alternative, and more universal, way to do it is to use multiple IPs for syslog server. Then configure correct syslog server IP on the device.

syslog-ng and others can all do filtering to different destinations based on the IP where message was received.

--
tarko


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