# Setting ip helper-address to enable all VLANS to be able to access Internal DNS
router
enable
configure
interface vlan 5
ip helper-address 192.168.0.1
interface vlan 10
ip helper-address 192.168.0.1
interface vlan 50
ip helper-address 192.168.0.1
interface vlan 70
ip helper-address 192.168.0.1
interface vlan 100
ip helper-address 192.168.0.1
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