configure policy app-signature minimum-ttl

configure policy app-signature minimum-ttl [none | 1 | 5 | 10]


Configures a minimum time-to-live (TTL) value for Layer 7 policy/application signature.

Syntax Description

app-signature Specifies configuring application signature settings.
minimum-ttl Specifies setting override to low DNS-reply TTL values with a minimum value. The default is none, which specifies not overriding the TTL values.
none Specifies not overriding DNS-reply TTL values (default).
1 Specifies a minimum TTL of 1 minute.
5 Specifies a minimum TTL of 5 minutes.
10 Specifies a minimum TTL of 10 minutes.


By default, the DNS-reply TTL values are not overridden (none).

Usage Guidelines

To view the TTL minimum value set by this command, use the show policy app-signature command.


The following example sets a minimum TTL of 5 minutes:

# configure policy app-signature minimum-ttl 5


This command was first available in ExtremeXOS 30.5.


The ExtremeSwitching 5520 and X435 series switches do not support Layer 7 policy (DNS).

Platform Availability

This command is available on ExtremeSwitching X435, X440-G2, X450-G2, X460-G2, X465, X590, X620, X670-G2, X690, X695, X870, 5320, 5420, and 5520 series switches.