I forgot , I did upgrate the firmware to the router 6020, but it did not make any difference. irmware Version: 0.0.0 Build 20180326 Rel.35871 Hardware Version: TL-ER6020 v1.0

1.- I'd backup the configuracion of the working router, and restored it to the not working router. 2.- Disable the working router. 3.- Still the vpn tunnel does not work, I can only see the router....

1.- both 600VPN have Firmware Version: 1.3.0 Build 160803 Rel.64469n Hardware Version: R600VPN v3 00000000 2.- 6020 router has Firmware Version: 1.1.0 Build 20150416 Rel.35252 Hardware Version:...

This is the secury configuration on Router 600VPN, on the tunnel that is not working. I have disable Dos attach Defense, but still does the same.

On branch side I'm able to ping the whole network (600VPN) On Main Office side (TL-ER6020) can only ping the router (600VPN)

This are the two tunnela connected on router TL-ER6020, I changed IKE and ipsec credentials on tunnel 2 to test it that was the problem, but it it did not change a thing. Information tunnel 1 -...