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IPv6 First Hop Security
691
Cisco Sx350 Ph. 2.2.5 Devices - Command Line Interface Reference Guide
29
switchxxxxxx(config-dhcp-guard)#
preference minimum 10
switchxxxxxx(config-dhcp-guard)# exit
29.62 router-preference
To enable verification of advertised Default Router Preference value in RA
messages within an IPv6 RA Guard policy, use the router-preference command in
RA Guard Policy Configuration mode. To return to the default, use the no form of
this command.
Syntax
router-preference [maximum {
value
| disable}] [minimum {
value
| disable}]
no router-preference [maximum] [minimum]
Parameters
•
maximum
value
—Specifies the maximum allowed Advertised Default
Router Preference value. The following values are acceptable: low, medium
and high (see RFC4191). A value of the high boundary must be equal to or
greater than a value of the low boundary.
•
maximum disable—Disables verification of the high boundary of Advertised
Default Router Preference.
•
minimum
value
—Specifies the minimum allowed Advertised Default Router
Preference value. The following values are acceptable: low, medium and
high (see RFC4191).
•
minimum disable—Disables verification of the low boundary of Advertised
Default Router Preference.
Default Configuration
Policy attached to port or port channel: the value configured in the policy attached
to the VLAN.
Policy attached to VLAN: global configuration.
Command Mode
RA Guard Policy Configuration mode
Summary of Contents for Sx350
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