hi I can't access the internet when config ip unnumbered on the subinterface, any idea this is my config interface Loopback1 ip address x.x.x.x 255.255.255.255 interface GigabitEthernet1/13.15 encapsulation dot1Q 44 ip unnumbered Loopback1 ip ospf 1 area * ping the internet with loopback 1 as as source working * my pc is the same ip of loopback 1 HZ