Hi There,
I would like to setup a GRE on NE20 router and a DDDoS mitigation solution, but without sucess. I used the following setup:
description Teste
ip address 10.48.42.2 255.255.255.252
tunnel-protocol gre
source my side ip public address
destination remote side ip public address
display interface Tunnel 4
Tunnel4 current state : DOWN (ifindex: 108)
Line protocol current state : DOWN