Cisco 300 Series User Manual

IPv6 First Hop Security
507 OL-32830-01 Command Line Interface Reference Guide
25
Example 2—The following example defines a global minimum preference value of
10 and a global maximum preference value of 102 using a single command:
switchxxxxxx(config)# ipv6 dhcp guard preference minimum 10 maximum 102
25.18 ipv6 first hop security
To globally enable IPv6 First Hop Security on a VLAN, use the ipv6 first hop
security command in VLAN Configuration mode. To return to the default, use the
no form of this command.
Syntax
ipv6 first hop security
no ipv6 first hop security
Parameters
N/A
Default Configuration
IPv6 First Hop Security on a VLAN is disabled.
Command Mode
Interface (VLAN) Configuration mode
User Guidelines
Use the ipv6 first hop security command to enable IPv6 First Hop Security on a
VLAN.
Examples
Example 1—The following example enables IPv6 First Hop Security on VLAN 100:
switchxxxxxx(config)# interface vlan 100
switchxxxxxx(config-if)#
ipv6 first hop security

Cisco 300 Series Specifications

General

Model	Cisco 300 Series
Category	Switch
Dimensions	Varies by model
Weight	Varies by model
Power over Ethernet (PoE)	Available on select models
Management	Web-based GUI, SNMP, CLI
VLANs	Up to 256
Security Features	ACLs, 802.1X, Port Security
Humidity	10% to 90% non-condensing
Ports	8, 16, 24, 48