Cisco 300 Series User Manual

IPv6 Commands
621 OL-32830-01 Command Line Interface Reference Guide
27
If the switch receives a datagram that it cannot deliver to its ultimate destination
because it knows of no route to the destination address, it replies to the originator
of that datagram with an ICMP host unreachable message.
Example
The following example disables the generation of ICMPv6 unreachable messages,
as appropriate, on an interface:
switchxxxxxx(config)# interface vlan 100
switchxxxxxx(config-if)# no ipv6 unreachables
switchxxxxxx(config-if)# exit
27.13 show ipv6 interface
Use the show ipv6 interface command in user EXEC or privileged EXEC mode to
display the usability status of interfaces configured for IPv6.
Syntax
show ipv6 interface [brief] | [
interface-id ]
Parameters
• brief—Displays a brief summary of IPv6 status and configuration for each
interface where IPv6 is defined.
• interface-id —Interface identifier about which to display information.
Default Configuration
Option brief - all IPv6 interfaces are displayed.
Command Mode
User EXEC mode
Privileged EXEC mode

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