@cserv thanks for suggestions! I tried that already. I made R2 act as responder and then vice versa. None of that worked. It seems to me there is another issue at play and the lack of logging makes...

Hi folks, I'd appreciate some help here since I struggle to make any sense of what's happening. I'm trying to set up site-to-site IPsec tunnel. The configuration is following: Router 1: ER605 v1,...