en
conf t
do show ip int brief
no int g0/0.10
no int g0/0.20
no int g0/0.30
do show ip int brief
int g0/0
ip add 10.0.0.194 255.255.255.252
no shutdown
do show ip int brief
back to default the interface 2
default int g1/0/2
see if the result is no
do show ip int brief
Now we have to set the switch from layer 2 to layer 3
int g1/0/2
no switchport
ip add 10.0.0.193 255.255.255.252
do show ip route
# This will enable routing in switch
ip routing
# This will add default route in switch
ip route 0.0.0.0 0.0.0.0 10.0.0.194
do show ip route
interface vlan 10
ip add 10.0.0.62 255.255.255.192
int vlan 20
ip add 10.0.0.127 255.255.255.192
int vlan 30
ip add 10.0.0.190 255.255.255.192