Aktivierung IPv4 und IPv6 (Dual Stack) auf einem Layer3 Switch

Switch>ena
Switch#
Switch#sh sdm prefer

The current template is “desktop default” template.
The selected template optimizes the resources in
the switch to support this level of features for
8 routed interfaces and 1024 VLANs.

number of unicast mac addresses: 6K
number of IPv4 IGMP groups + multicast routes: 1K
number of IPv4 unicast routes: 8K
number of directly-connected IPv4 hosts: 6K
number of indirect IPv4 routes: 2K
number of IPv4 policy based routing aces: 0
number of IPv4/MAC qos aces: 0.5K
number of IPv4/MAC security aces: 1K

Switch#conf t
Switch(config)#sdm prefer dual-ipv4-and-ipv6 routing
Changes to the running SDM preferences have been stored, but cannot take effect until the next reload.
Use ‘show sdm prefer’ to see what SDM preference is currently active.
Switch(config)#end
Switch#wr
Switch#reload

Nach dem Reload des Layer 3 Switch sollte es so aussehen,

Switch>ena
Switch#

Switch#sh sdm prefer
The current template is “desktop IPv4 and IPv6 routing” template.
The selected template optimizes the resources in
the switch to support this level of features for
8 routed interfaces and 1024 VLANs.

number of unicast mac addresses: 1.5K
number of IPv4 IGMP groups + multicast routes: 1K
number of IPv4 unicast routes: 2.75K
number of directly-connected IPv4 hosts: 1.5K
number of indirect IPv4 routes: 1.25K
number of IPv6 multicast groups: 1.125k
number of directly-connected IPv6 addresses: 1.5K
number of indirect IPv6 unicast routes: 1.25K
number of IPv4 policy based routing aces: 0.25K
number of IPv4/MAC qos aces: 0.5K
number of IPv4/MAC security aces: 0.5K
number of IPv6 policy based routing aces: 0.25K
number of IPv6 qos aces: 0.625k
number of IPv6 security aces: 0.5K

Switch#conf t
Switch(config)#ipv6 unicast-routing
Switch(config)#do wr

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