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# GROK Custom Patterns (add to patterns directory and reference in GROK filter for iptables events): | |
# GROK Patterns for iptables Logging Format | |
# | |
# Created 6 Aug 2016 by Brian Turek <[email protected]> | |
# Most of this was taken from another source but now I cannot find it for credit | |
# | |
# Usage: Use the IPTABLES pattern | |
NETFILTERMAC %{MAC:dest_mac}:%{MAC:src_mac}:%{ETHTYPE:ethtype} | |
ETHTYPE (?:(?:[A-Fa-f0-9]{2}):(?:[A-Fa-f0-9]{2})) |