set interface state GigabitEthernet0/6/0 up
set interface state GigabitEthernet0/7/0 up

set interface mac address GigabitEthernet0/6/0 $mac1
set interface ip address GigabitEthernet0/6/0 1.1.1.1/24
set interface state GigabitEthernet0/6/0 up

set interface mac address GigabitEthernet0/7/0 $mac2
set interface ip address GigabitEthernet0/7/0 1.1.2.1/24
set interface state GigabitEthernet0/7/0 up

set ip arp static GigabitEthernet0/6/0 1.1.1.2 $vif1_mac
set ip arp static GigabitEthernet0/7/0 1.1.2.2 $vif2_mac

ip route add 10.0.0.0/8 via 1.1.1.2
ip route add 20.0.0.0/8 via 1.1.2.2

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