as soon as possible.
Attacks such as replay attacks can happen, however,
and even though there are a number of protections built in to
-broadcast mode, attempts to perform a replay attack are possible.
+broadcast mode, attempts to perform a replay attack are possible.
This value defaults to 0, but can be changed
to any number of poll intervals between 0 and 4.
.El
directive controls which network addresses
.Xr ntpd 1ntpdmdoc
opens, and whether input is dropped without processing.
-The first parameter determines the action for addresses
+The first parameter determines the action for addresses
which match the second parameter.
The second parameter specifies a class of addresses,
or a specific interface name,
or an address.
In the address case,
.Ar prefixlen
-determines how many bits must match for this rule to apply.
+determines how many bits must match for this rule to apply.
.Cm ignore
prevents opening matching addresses,
.Cm drop