Security: IPv6 First Hop Security
Configuring IPv6 First Hop Security through Web GUI
Cisco 350XG & 550XG Series 10G Stackable Managed Switches
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-
Inherited
—Feature is inherited from either the VLAN or system default
(client).
-
No Limit
—Disables verification of the high boundary of the hop-count
limit.
-
User Defined
—Verifies that the hop-count limit is less than or equal to
this value. The value of the high boundary must be equal or greater than
the value of the low boundary.
•
Minimal Router Preference
—This field indicates whether the RA Guard
policy will verify the minimum advertised Default Router Preference value in
RA messages within an RA Guard policy.
-
Inherited
—Feature is inherited from either the VLAN or system default
(client).
-
No Verification
—Disables verification of the low boundary of Advertised
Default Router Preference.
-
Low
—Specifies the minimum allowed Advertised Default Router
Preference value. The following values are acceptable: low, medium and
high (see RFC4191).
-
Medium
—Specifies the minimum allowed Advertised Default Router
Preference value. The following values are acceptable: low, medium and
high (see RFC4191).
-
High
—Specifies the minimum allowed Advertised Default Router
Preference value. The following values are acceptable: low, medium and
high (see RFC4191).
•
Maximal Router Preference
—This field indicates whether the RA Guard
policy will verify the maximum advertised Default Router Preference value in
RA messages within an RA Guard policy.
-
Inherited
—Feature is inherited from either the VLAN or system default
(client).
-
No Verification
—Disables verification of the high boundary of
Advertised Default Router Preference.
-
Low
—Specifies the maximum allowed Advertised Default Router
Preference value. The following values are acceptable: low, medium and
high (see RFC4191).
