I use 1.3.12 of xl2tpd and I cannot see any logs about "udp_xmit" in my log file. I have attached my log file where I replaced my vpn server IP. The same VPN works fine from my other computer with Ubuntu 16.04. This computer is upgraded from 16.04 to 18.04.
** Attachment added: "vpn-error-ext.txt" https://bugs.launchpad.net/ubuntu/+source/network-manager-l2tp/+bug/1771223/+attachment/5139706/+files/vpn-error-ext.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1771223 Title: Cannot connect to L2TP network To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-l2tp/+bug/1771223/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs