IPv6 Dual Stack Lab Cisco Switch

interface GigabitEthernet0/0

description to-router
switchport access vlan 4
switchport mode access
negotiation auto

! interface GigabitEthernet0/1

switchport access vlan 5
switchport mode access
negotiation auto

! interface GigabitEthernet0/2

switchport access vlan 5
switchport mode access
negotiation auto

! interface GigabitEthernet0/3

switchport access vlan 5
switchport mode access
negotiation auto

interface Vlan4

description transit
ip address 192.168.44.2 255.255.255.0
ipv6 address 2A02:24D8:71:2444::2/64

! interface Vlan5

description lan
ip address 192.168.45.1 255.255.255.0
ipv6 address 2A02:24D8:71:2445::1/64

!

ip route 0.0.0.0 0.0.0.0 192.168.44.1 ipv6 route ::/0 2A02:24D8:71:2444::1

1. ipv6 unicast-routing
2. ip routing