Answering my own question: I downloaded the deb from natty repos and installed it manually in lucid. I guess this shouldn't be the official way. But I checked that the dependencies haven't changed from the previous version and I usually keep a note of all the s/w I installed 'unofficially'.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/479632 Title: VPN connection fails after one hour^H^H^H^H security-association idle-time expiry -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs