Specifications

IP Switching Commands
ipv6 cef distributed
ISW-80
Cisco IOS IP Switching Command Reference
May 2008
Note You must enable distributed CEF for IPv4 (dCEFv4) by using the ip cef distributed global configuration
command before enabling dCEFv6 by using the ipv6 cef distributed global configuration command.
CEF is advanced Layer 3 IP switching technology. CEF optimizes network performance and scalability
for networks with dynamic, topologically dispersed traffic patterns, such as those associated with
web-based applications and interactive sessions.
Examples The following example enables dCEFv6 operation:
ipv6 cef distributed
Related Commands Command Description
ip route-cache Controls the use of high-speed switching caches for IP routing.
show ipv6 cef Displays entries in the IPv6 FIB.