configure terminal
!
hostname Switch_2
!
interface vlan58
 ip address 157.1.58.8 255.255.255.0
 no shutdown
!
!
interface FastEthernet0/7
 switchport trunk encapsulation dot1q
 switchport mode trunk
interface loopback0

 ip address 170.1.8.8 255.255.255.0
!
end
!
write memory