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XCCDF
Guide to the Secure Configuration of Red Hat Enterprise Linux 7
Services
Avahi Server
Configure Avahi if Necessary
Check Avahi Responses' TTL Field
Check Avahi Responses' TTL Field
An XCCDF Rule
Details
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Check Avahi Responses' TTL Field
Low Severity
To make Avahi ignore packets unless the TTL field is 255, edit
/etc/avahi/avahi-daemon.conf
and ensure the following line appears in the
[server]
section:
check-response-ttl=yes