when using GRE over IPSEC and want to use loopback address as the tunnel endpoint, why it is a must to make st0 unnumbered ??? i though that all st0 interfaces should have an ip address and be in the same subnet !!!
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when using GRE over IPSEC and want to use loopback address as the tunnel endpoint, why it is a must to make st0 unnumbered ??? i though that all st0 interfaces should have an ip address and be in the same subnet !!!