Dual Ipv4-And-Ipv6 Sdm Templates; Configuring Ipv6 - Cisco WS-C2960-24LC-S Software Configuration Manual

Chapter 29 Configuring IPv6 Host Functions

Dual IPv4-and-IPv6 SDM Templates

These SDM templates support IPv4 and IPv6 environments:
This release does not support IPv6 multicast routing or QoS. This release does support IPv6 Multicast
Note
Listener Discovery (MLD) snooping.
•
An IPv4 route requires only one TCAM entry. Because of the hardware compression scheme used for
Note
IPv6, an IPv6 route can take more than one TCAM entry, reducing the number of entries forwarded in
hardware.
Table 29-1
Table 29-1
Resource
Unicast MAC addresses
IPv4 IGMP groups + multicast routes
IPv4 unicast routes
IPv6 multicast groups
Directly connected IPv6 addresses
Indirect IPv6 unicast routes
IPv4 policy-based routing aces
IPv4 MAC QoS ACEs
IPv4 MAC security ACEs
IPv6 policy-based routing aces
IPv4 MAC QoS ACEs
IPv4 MAC security ACEs

Configuring IPv6

These sections contain this IPv6 forwarding configuration information:
•
•
•
OL-8603-04
Dual IPv4 and IPv6 default SDM template—supports Layer 2, QoS, and ACLs for IPv4; and Layer
2 and ACLs for IPv6 on the switch.
defines the approximate feature resources allocated by each new template.
Approximate Number of Feature Resources Allowed by Each Template
Default IPv6 Configuration, page 29-8
Configuring IPv6 ICMP Rate Limiting, page 29-8
Configuring Static Routes for IPv6, page 29-9
Default QoS Dual
8 K 8 K 8 K
.25 K .25 K .25 K
0 0 0
0 0 .25 K
0 0 0
0 0 0
0 0 0
128 384 .25 K
384 128 .25 K
0 0 0
0 0 0
0 0 0
Catalyst 2960 Switch Software Configuration Guide
Configuring IPv6
29-7