Tunneling - Cisco Catalyst 4500 series Administration Manual

Chapter 55 Support for IPv6

Tunneling

The following tunneling features are supported for IPv6 on the Catalyst 4500 series switch:
•
•
•
Tunneling is not supported in hardware but is supported in software.
Note
You can find information about these features at this location:
http://www.cisco.com/en/US/docs/ios/ipv6/configuration/guide/ip6-tunnel.html
IPv6 Default States
Table 55-1
Table 55-1
Feature
IPv6 routing
CEFv6 or dCEFv6
IPv6 addresses
OL_28731-01
Automatic 6to4
ISATAP
Configured tunnels
shows the default states of IPv6 configuration.
Default IPv6 Configuration
Default Setting
Disabled globally and on all interfaces
Disabled (IPv4 CEF and dCEF are enabled by default)
Note
None configured
When IPv6 routing is enabled, CEFv6 and dCEF6 are automatically
enabled.
Software Configuration Guide—Release IOS XE 3.6.0E and IOS 15.2(2)E
IPv6 Default States
55-7