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180
•
Panorama
6.1
Administrator’s
Guide
©
Palo
Alto
Networks,
Inc.
Failover
Triggers
Panorama
High
Availability
The
default
ping
interval
is
5000ms.
An
IP
address
is
considered
unreachable
when
three
consecutive
pings
(the
default
value)
fail,
and
a
device
failure
is
triggered
when
any
or
all
of
the
IP
addresses
monitored
become
unreachable.
By
default,
if
any
one
of
the
IP
addresses
becomes
unreachable,
the
HA
state
transitions
to
non
‐
functional.