I am trying to stablish a VPN IPsec (I have tried in a more or less lab and it worked but one month later when I tried in the field it seems that the tunne is open (I can see it in both ends ) and if...

I am sorry for the last post. It works all right, I made a mistake now solved . thank you

@phongtom I Just bought 2 ER605 to do a Ipsec VPN between 2 sites that have DDNS and it seems it is not working, booth the manual and the configuration screen show that we can use a Domain Name as...