Cisco 10000 - Manual (Page 477)

C H A P T E R
21-1
Cisco 10000 Series Router Software Configuration Guide
OL-2226-23
21
Configuring IP Version 6
Internet Protocol version 6 (IPv6), formerly called IPng (next generation), is the latest version of IP. IPv6
offers many advantages over the previous version of IP, including a larger address space. IPv6 has been
available on other Cisco platforms; with the release of Cisco IOS release 12.2(28)SB, it is available on
the Cisco 10000 series routers running the PRE2 processor.
For information about how to configure and use these IPv6 features on Cisco platforms, see the
Cisco IOS IPv6 Implementation Library, located at the following URL:
http://www.cisco.com/en/US/products/sw/iosswrel/ps1839/products_feature_guide09186a00805766e4.
html.
This chapter the following information for the IPv6 feature:
• Feature History for IPv6, page 21-1
• Supported Features, page 21-1
• Limitations for IPv6, page 21-3
• IPv6 Extended ACLs, page 21-4
Feature History for IPv6
Supported Features
The Cisco 10000 series routers support the following IPv6 PXF features:
• Coexistence with IPv4
• IPv6 Addressing
• IPv6 extension header. PXF handling of extension headers includes:
– Diversion of packets with hop-by-hop extension header
Cisco IOS Release Description Required PRE
12.2(28)SB This feature was introduced on the Cisco 10000 series
router. PRE2
12.2(31)SB2 Support was added for the PRE3.
Support was added for extended ACLs.
PRE3